33 Doubles in Cepheus Data 

In this table you can see all the relevant data about the 33 doubles. Click on the name of a star in order to read the observations. Our time "window" for observing this set of doubles is from 1st July, 2002 to 31st Aug, 2002. Click here for a Road-Map of this observing project!
 
 
Name
Distance*
Mv1*
Mv2*
PA*
RA(J2000)
Dec(J2000)
Struve 3051
16.8"
7.90
9.80
23°
00h 02m 46s
+80° 16' 55"
 221
n/a
Struve 2675
7.3"-173.0"
4.40
8.40-8.40
124°-335°
20h 08m 53s
+77° 42' 41"
 99255
 71.97
BU 152
1.1"
7.30
8.10
86°
20h 42m 16s
+57° 23' 08"
 102183
 83.14
Struve 2751
1.6"
6.20
7.00
354°
21h 02m 09s
+56° 40' 11"
 103810
 78.07
Struve 2764
7.2"
8.30
9.00
295°
21h 05m 31s
+62° 09' 36"
 104110
 23.66
Struve 2766
5.0"
8.50
8.70
249°
21h 07m 00s
+58° 59' 42"
 n/a
 36.67
Struve 2780
1.0"-120.6"
6.00
7.00-8.70
215°-212°
21h 11.8m
+59° 59'
 104642
 95.00
Struve 2801
2.2"
7.70
8.50
270°
21h 18m 30s
+80° 21' 12"
 105190
 74.25
Struve 2807
1.9"
8.50
8.60
311°
21h 17m 33s
+82° 31' 03"
 105112
65.95
Alpha
206.8"
2.44
10.40
22°
21h 18m 34s
+62° 35' 08"
 n/a
n/a
Beta
13.4"
3.20
7.80
249°
21h 28m 39s
+70° 33' 39"
 n/a
n/a
Struve 2810
17.0"
8.38
9.40
290°
21h 34m 32s
+59° 06' 29"
 106530
n/a
Struve 2819
12.4"
7.44
8.76
57°
21h 40m 21s
+57° 34' 53"
 n/a
n/a
Otto Struve 451
4.2"
7.50
8.50
219°
21h 50m 57s
+61° 36' 58"
 n/a
54.53
Struve 2840
18.3"
5.68
6.62
196°
21h 52m 01s
+55° 47' 49"
 107930
n/a
Struve 2843
1.5"
7.10
7.30
147°
21h 51m 37s
+65° 45' 10"
 107893
71.47
Struve 2845
1.8"
8.40
8.50
173°
21h 52m 20s
+63° 06' 03"
 107961
67,71
Otto Struve 457
1.3"
5.90
8.10
247°
21h 55m 31s
+65° 19' 15"
 108226
92.60
Struve 2873
13.7"
7.02
7.55
68°
21h 58m 12s
+82° 52' 11"
 108456
n/a
Struve 2860
11.4"
7.90
9.50
257°
22h 03.3m
+60° 51'
 n/a
n/a
Struve 2863
8.5"
4.60
6.50
275°
22h 03.8m
+64° 38'
 108917
40.36
Struve 2872
21.6"
7.11
7.33
316°
22h 08m 36s
+59° 17' 22"
 n/a
n/a
Struve 2883
14.6"
5.51
8.63
252°
22h 10m 35s
+70° 07' 53"
 109474
n/a
Struve 2880
4.2"
7.80
9.70
352°
22h 11.8m
+59° 44'
 n/a
62.80
Struve 2893
28.9"
6.07
8.48
348°
22h 12m 53s
+73° 18' 26"
 109659
n/a
Struve 2903
4.3"
6.70
6.70
97°
22h 21m 45s
+66° 42' 22"
 110405
34.58
Struve 2923
9.5"
6.34
9.42
47°
22h 33.2m
+70° 22'
 111325
54.01
Struve 2947
4.6"
7.20
7.20
57°
22h 49m 01s
+68° 34' 14"
 112670
33.36
Struve 2948
2.7"
7.20
8.70
22h 49m 36s
+66° 33' 14"
 112717
82.68
Struve 2950
1.4"
6.10
7.40
286°
22h 51m 22s
+61° 41' 49"
 112864
90.41
Struve 2963
2.0"
8.00
8.50
22h 54m 14s
+76° 20' 17"
 113096
71.02
Struve 3001
3.1"
4.80
6.80
218°
23h 18m 37s
+68° 06' 42"
 115088
79.30
Struve 3017
1.4"
7.50
8.60
22°
23h 27.7m
+74° 06'
 115810
88.92

Notes:
For understanding DIs and how they are calculated, please read this article!
n/a: Not applicable: Difficulty Indexes are calculated only for those doubles that have separations between 1.0 and 10.0 seconds of arc and shine with a difference of magnitude between 0 and 5. For an explanation about how to interpret and use DIs, click on the DI link in the column header above.



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