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| 1 |
35 Psc |
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RA: |
00 15.0 |
Dec.: |
+08 49 |
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Magnitudes: |
6.0 7.6 |
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Separation: |
11.6 |
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Position Angle: |
148 |
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It lies under the most SE star of the square of Pegasus, just right of the
other double 38 Psc. It appears as a wide double with a yellow primary and a fainter blue companion. |
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Reported colors: |
yellow + blue |
Rate: |
**** |
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| 2 |
38 Psc |
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RA: |
00 17.4 |
Dec.: |
+08 53 |
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Magnitudes: |
7.9 7.8 |
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Separation: |
4.3 |
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Position Angle: |
236 |
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It lies under the most SE star of the square of Pegasus, just left of
the other double 35 Psc. It is a close double of equally bright yellow stars. |
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Reported colors: |
yellow + yellow |
Rate: |
**** |
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| 3 |
Groombridge 34 (And) |
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RA: |
00 18.4 |
Dec.: |
+44 01 |
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Magnitudes: |
8.2 10.6 |
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Separation: |
40.0 |
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Position Angle: |
62 |
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Not so far away from the Andromeda galaxy M31. It is a well known red
dwarf binary system lying only 11 lightyears away from our Sun. It moves at 3" per year thru the sky.The double
is very wide, with a faint companion. The third star in the same field does not count. |
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Reported colors: |
orange + red |
Rate: |
**** |
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| 4 |
55 Psc |
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RA: |
00 39.9 |
Dec.: |
+21 26 |
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Magnitudes: |
5.4 8.7 |
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Separation: |
6.5 |
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Position Angle: |
194 |
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Lies just left of the square of Pegasus, officially in the Pisces region.
It's a close double with a bright orange primary and a much fainter blue secondary. |
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Reported colors: |
orange + blue |
Rate: |
**** |
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| 5 |
Eta Cassiopeiae |
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RA: |
00 49.1 |
Dec.: |
+57 49 |
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Magnitudes: |
3.4 7.5 |
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Separation: |
12 |
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Position Angle: |
307 |
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This binary is the most lovely in Cassiopeia. In a period of 500 years, the
separation shifts from 5 till 16 arcseconds. It's a wide double with a bright golden star, and a little
red star at its side. It is the naked eye star just lying next to Alpha Cas. |
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Reported colors: |
yellow + red |
Rate: |
***** |
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| 6 |
65 Piscium |
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RA: |
00 49.9 |
Dec.: |
+27 43 |
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Magnitudes: |
6.3 6.3 |
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Separation: |
4.4 |
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Position Angle: |
297 |
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It is located left of the most NE star of the square of Pegasus. A nice matching
pair of equally bright yellow stars. |
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Reported colors: |
yellow + yellow |
Rate: |
**** |
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| 7 |
Psi 1 Piscium |
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RA: |
01 05.6 |
Dec.: |
+21 28 |
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Magnitudes: |
5.6 5.8 |
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Separation: |
30 |
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Position Angle: |
159 |
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There are three Psi stars in the upper region of Pisces, left of the Pegasus square.
Psi 1 contains two equally bright bluish stars, wide separated. |
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Reported colors: |
blue + blue |
Rate: |
**** |
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| 8 |
77 Psc |
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RA: |
01 05.8 |
Dec.: |
+04 55 |
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Magnitudes: |
6.8 7.6 |
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Separation: |
33 |
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Position Angle: |
83 |
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It's located just under Epsilon and Delta Psc, at the SE of the Pegasus
square. It appears as a wide binary with a yellow primary and a yellow slightly fainter secondary. |
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Reported colors: |
yellow + yellow |
Rate: |
**** |
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| 9 |
Zeta Piscium |
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RA: |
01 13.7 |
Dec.: |
+07 35 |
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Magnitudes: |
5.6 6.5 |
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Separation: |
23 |
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Position Angle: |
63 |
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It's located just left of Epsilon and Delta Psc, at the SE of the Pegasus
square. Appearing as a wide double with a white primary and a contrasting yellow slightly fainter companion. |
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Reported colors: |
white + yellow |
Rate: |
**** |
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| 10 |
1 Ari |
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RA: |
01 50.1 |
Dec.: |
+22 17 |
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Magnitudes: |
6.2 7.2 |
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Separation: |
2.8 |
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Position Angle: |
166 |
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This attractive double lies just right of Alpha and Beta Ari.
The double Lambda Ari stands also in that region. It has a yellow
primary and close to it a fainter blue companion. |
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Reported colors: |
yellow + blue |
Rate: |
**** |
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| 11 |
Struve 163 (Cas) |
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RA: |
01 51.3 |
Dec.: |
+64 51 |
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Magnitudes: |
6.8 8.8 |
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Separation: |
34.8 |
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Position Angle: |
35 |
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A wide binary with beautiful colors, lying just above the most NE star
of the "W" figure. The main star is nicely orange colored, while the faint secondary is bluish. |
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Reported colors: |
orange + blue |
Rate: |
**** |
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| 12 |
Gamma Arietis |
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RA: |
01 53.5 |
Dec.: |
+19 18 |
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Magnitudes: |
4.8 4.8 |
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Separation: |
7.8 |
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Position Angle: |
0 |
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The third star of the "arc" of Aries, contains two equal bluish stars close to
each other. |
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Reported colors: |
white + white |
Rate: |
**** |
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| 13 |
Lambda Arietis |
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RA: |
01 57.9 |
Dec.: |
+23 36 |
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Magnitudes: |
4.9 7.7 |
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Separation: |
37 |
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Position Angle: |
46 |
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As the double 1 Ari, it lies just right of Alpha and Beta Ari. A bright
yellow main star and widely a little blue one. |
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Reported colors: |
yellow + blue |
Rate: |
**** |
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| 14 |
Gamma Andromedae |
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RA: |
02 03.9 |
Dec.: |
+42 20 |
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Magnitudes: |
2.3 5.5 |
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Separation: |
9.8 |
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Position Angle: |
63 |
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A splendid double, the easternmost naked eye star of the "arc" of Andromeda,
with the name Almach.
It has a bright golden primary and not so far from it a greenish fainter secondary. The secondary itself is double,
but only 0.5 arcseconds split. |
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Reported colors: |
gold + green |
Rate: |
***** |
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| 15 |
Iota Trianguli |
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RA: |
02 12.4 |
Dec.: |
+30 18 |
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Magnitudes: |
5.3 6.9 |
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Separation: |
3.9 |
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Position Angle: |
71 |
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It lies just under the triangle. A binary with a yellow and a fainter blue
star, nearly touching each other. |
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Reported colors: |
yellow + blue |
Rate: |
**** |
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| 16 |
Struve 239 (Tri) |
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RA: |
02 17.4 |
Dec.: |
+28 45 |
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Magnitudes: |
7.0 8.0 |
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Separation: |
13.8 |
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Position Angle: |
211 |
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Like the double Iota Tri, this one also lies just under the triangle.
It is a pretty pair of blue and yellow stars. |
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Reported colors: |
yellow + blue |
Rate: |
*** |
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| 17 |
Alpha Ursa Minoris |
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RA: |
02 31.8 |
Dec.: |
+89 16 |
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Magnitudes: |
2.0 9.0 |
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Separation: |
18.4 |
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Position Angle: |
218 |
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Yes, our polar star also is a nice double, with a yellowish main star and a much
fainter white companion, but easily seen thanks to the fairly wide separation. The companion was first spotted
in 1780. |
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Reported colors: |
yellow + white |
Rate: |
**** |
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| 18 |
30 Ari |
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RA: |
02 37.0 |
Dec.: |
+24 39 |
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Magnitudes: |
6.6 7.4 |
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Separation: |
38.6 |
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Position Angle: |
274 |
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As 33 Ari, this double lies E of Alpha Ari. It's a yellowish pair with only a
slightly fainter companion, and a highly wide separation. |
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Reported colors: |
yellow + yellow |
Rate: |
**** |
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| 19 |
33 Ari |
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RA: |
02 40.7 |
Dec.: |
+27 04 |
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Magnitudes: |
5.5 8.4 |
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Separation: |
28.6 |
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Position Angle: |
0 |
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As 30 Ari, this double lies E of Alpha Ari. It includes a yellow primary
and a much fainter blue companion, easily split. |
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Reported colors: |
yellow + blue |
Rate: |
**** |
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| 20 |
Theta Per |
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RA: |
02 44.2 |
Dec.: |
+49 14 |
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Magnitudes: |
4.1 9.9 |
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Separation: |
20 |
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Position Angle: |
305 |
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The binary is located W of Alpha Per. A brilliant golden main star and fairly
wide next to it a little blue gem. At its east lies the double Struve 304. |
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Reported colors: |
gold + blue |
Rate: |
**** |
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| 21 |
Struve 304 (Per) |
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RA: |
02 48.8 |
Dec.: |
+49 11 |
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Magnitudes: |
7.5 10.7 |
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Separation: |
25 |
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Position Angle: |
288 |
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It lies just E of the other double Theta Per. It includes a white primary
with a fainter blue secondary fairly separated. |
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Reported colors: |
white + blue |
Rate: |
*** |
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| 22 |
Eta Persei |
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RA: |
02 50.7 |
Dec.: |
+55 54 |
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Magnitudes: |
3.8 8.5 |
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Separation: |
28.3 |
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Position Angle: |
300 |
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This is the topmost star of Perseus. It's a marvelous
bright gold and little blue double, easily separated. A lot of stars glitter in this area. |
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Reported colors: |
gold + blue |
Rate: |
***** |
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| 23 |
Struve 331 (Per) |
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RA: |
03 00.9 |
Dec.: |
+52 21 |
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Magnitudes: |
5.3 6.7 |
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Separation: |
12.1 |
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Position Angle: |
85 |
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Lies just under Gamma Per, at the NW of Alpha Per. It's a fairly close double
with a white primary and a slightly fainter blue secondary. A semicircle of little stars lies NE. |
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Reported colors: |
white + blue |
Rate: |
*** |
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| 24 |
Struve 369 (Per) |
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RA: |
03 17.2 |
Dec.: |
+40 29 |
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Magnitudes: |
6.7 8.0 |
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Separation: |
3.5 |
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Position Angle: |
28 |
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The binary lies just E of Algol. It's a rather close binary with a yellow
primary and a moderately fainter blue companion. |
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Reported colors: |
yellow + blue |
Rate: |
*** |
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| 25 |
Struve 394 (Ari) |
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RA: |
03 28.0 |
Dec.: |
+20 28 |
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Magnitudes: |
7.1 8.1 |
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Separation: |
6.8 |
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Position Angle: |
162 |
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It's located in the far east of the constellation, SW of the Pleiades.
A fairly close double with a yellow star and a fainter blue brother next to it.
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Reported colors: |
yellow + blue |
Rate: |
*** |
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| 26 |
Struve 422 (Tau) |
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RA: |
03 36.8 |
Dec.: |
+00 35 |
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Magnitudes: |
5.9 8.8 |
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Separation: |
6.6 |
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Position Angle: |
265 |
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The pretty nice double lies just above 10 Tau, this is at the very SW border of the
constellation, so it rather lies closer to Alpha Cet. It has a main yellow star, with fairly close to it a little
blue one. |
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Reported colors: |
yellow + blue |
Rate: |
**** |
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| 27 |
Struve 449 (Plei) |
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RA: |
03 47.4 |
Dec.: |
+24 39 |
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Magnitudes: |
8.5 11.0 |
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Separation: |
6.9 |
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Position Angle: |
329 |
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This is one of the doubles in the Pleiades. A little white brother is standing
fairly close to the main white star. |
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Reported colors: |
white + white |
Rate: |
*** |
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| 28 |
Struve 450 (Plei) |
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RA: |
03 47.5 |
Dec.: |
+23 55 |
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Magnitudes: |
7.1 9.1 |
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Separation: |
6.2 |
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Position Angle: |
264 |
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This is one of the doubles in the Pleiades. A white primary with a
slightly fainter white secondary close to it. |
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Reported colors: |
white + white |
Rate: |
*** |
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| 29 |
30 Tau |
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RA: |
03 48.3 |
Dec.: |
+11 09 |
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Magnitudes: |
5.1 10.2 |
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Separation: |
9 |
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Position Angle: |
59 |
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It's located deep under the Pleiades, W of the main figure of the Bull.
The main star is bluish, while the companion is reddish. The companion is strongly fainter, but still easily
separated by the moderately wide gap between them. |
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Reported colors: |
blue + red |
Rate: |
*** |
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| 30 |
Struve 495 (Tau) |
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RA: |
04 07.7 |
Dec.: |
+15 10 |
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Magnitudes: |
6.0 8.8 |
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Separation: |
3.8 |
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Position Angle: |
221 |
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It lies just W of the main figure of the Bull. Two yellow stars, the
second one is fainter, are pretty close to each other. |
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Reported colors: |
yellow + yellow |
Rate: |
*** |
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| 31 |
Struve 485 (Cam) |
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RA: |
04 07.9 |
Dec.: |
+62 20 |
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Magnitudes: |
7.0 7.1 |
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Separation: |
18 |
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Position Angle: |
304 |
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In the inconspicuous area of Camelopardalis, lies highly above Capella, the marvelous open cluster NGC 1502.
This little group of stars stands at the end of the asterism chain of Kemble's Cascade. Right in the middle of
this cluster appears a pretty white close double of nearly equally bright stars. The slightly fainter companion
is a variable star, bouncing between magnitude 7.0 and 7.3 in a period of only 2 days.
|
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Reported colors: |
blue + white |
Rate: |
**** |
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| 32 |
Phi Tau |
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RA: |
04 20.4 |
Dec.: |
+27 21 |
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Magnitudes: |
5.0 8.4 |
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Separation: |
52.1 |
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Position Angle: |
250 |
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It's a very wide double with a yellow primary star and a fainter blue attendant.
It's located N of the main figure of the Bull, or E of the Pleiades. It stands just N of the other double Chi Tau.
At its east lies 15 arcminutes from it an obvious reddish star. |
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Reported colors: |
yellow + blue |
Rate: |
*** |
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| 33 |
Chi Tauri |
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| |
RA: |
04 22.6 |
Dec.: |
+25 38 |
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Magnitudes: |
5.5 7.6 |
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Separation: |
19.4 |
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Position Angle: |
24 |
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| |
It's located N of the main figure of the Bull, or
E of the Pleiades. It stands just S of the other double Phi Tau. It contains a white main star and a fainter
blue companion, moderately split.
|
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Reported colors: |
white + blue |
Rate: |
*** |
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| 34 |
Struve 533 (Per) |
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| |
RA: |
04 24.4 |
Dec.: |
+34 19 |
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Magnitudes: |
7.3 8.5 |
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Separation: |
19 |
| |
Position Angle: |
61 |
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East of Zeta Per, the southernmost star of Perseus, lies a triplet
of 3 stars in one line. The southernmost is the other double 56 Per. The northernmost is Struve 533.
It can be glimpsed as a deep yellow star and not so far from it a little blue attendant. |
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Reported colors: |
yellow + blue |
Rate: |
**** |
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| 35 |
56 Per |
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| |
RA: |
04 24.6 |
Dec.: |
+33 58 |
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Magnitudes: |
5.9 8.7 |
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Separation: |
4.2 |
| |
Position Angle: |
22 |
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East of Zeta Per, the southernmost star of Perseus, lies a triplet
of 3 stars in one line. The northernmost is the other double Struve 533. The southernmost is 56 Per.
A bright yellow star is touched by a fainter yellow secondary. |
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Reported colors: |
yellow + yellow |
Rate: |
**** |
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| 36 |
1 Camelopardalis |
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| |
RA: |
04 32.0 |
Dec.: |
+53 55 |
|
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| |
|
| |
Magnitudes: |
5.7 6.8 |
| |
Separation: |
10.3 |
| |
Position Angle: |
308 |
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At the NW of Capella, but in the area of Camelopardalis, lies this pair. It's
only surrounded by tiny stars at its W and E. The double itself contains a white main star, and moderately away
from it a slightly fainter bluish friend. |
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Reported colors: |
white + blue |
Rate: |
*** |
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| 37 |
55 Eridani |
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RA: |
04 43.6 |
Dec.: |
-08 48 |
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Magnitudes: |
6.7 6.8 |
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Separation: |
9.2 |
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Position Angle: |
317 |
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In the most NE portion of the huge Eridanus, just right of the brilliant Rigel,
lies a double with a deep yellow main star and an equally bright pale yellow companion, fairly close to each other. |
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Reported colors: |
yellow + yellow |
Rate: |
**** |
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| 38 |
Omega Aur |
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RA: |
04 59.3 |
Dec.: |
+37 53 |
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Magnitudes: |
5.0 8.0 |
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Separation: |
5.4 |
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Position Angle: |
359 |
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This pair lies below the small triangle figure ("the little goats") south of
Capella. At its SE lies the other double Struve 644. An orangish faint star twinkles close to the
pale yellow primary. |
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Reported colors: |
yellow + orange |
Rate: |
*** |
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| 39 |
Struve 644 (Aur) |
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RA: |
05 10.3 |
Dec.: |
+37 18 |
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Magnitudes: |
6.8 7.0 |
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Separation: |
1.6 |
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Position Angle: |
224 |
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It lies just SE of the other double Omega Aur. It's a nice challenge to see
the equally bright stars detached, a deep yellow and blue gem. |
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Reported colors: |
yellow + blue |
Rate: |
*** |
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| 40 |
14 Aur |
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RA: |
05 15.4 |
Dec.: |
+32 31 |
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Magnitudes: |
5.1 7.4 |
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Separation: |
14.6 |
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Position Angle: |
224 |
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It's located in the lower part of the pentagon, where you can find many stars.
The double appears as an easy pair of a yellow main
star and a moderately fainter blue one. Struve 698 stands also in this area. |
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Reported colors: |
yellow + blue |
Rate: |
**** |
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