|
Name
|
Distance*
|
Mv1*
|
Mv2*
|
PA*
|
RA(J2001)
|
Dec(J2001)
|
|
|
| Struve 162 |
2.0-20.8-137.2
|
5.82
|
6.80-9.40-10.20
|
203-178-95
|
01h 49.3m
|
+47° 54'
|
|
79.67
|
| Struve 230 (A-B:1925) |
24.1
|
7.86
|
9.10
|
258
|
02h 14m 57s
|
+58° 29'
26"
|
|
n/a |
|
Struve 260 |
6.6
|
8.70
|
9.20
|
347
|
02h 26m 27s
|
+54° 16'
58"
|
11371
|
28.65 |
| Struve
270
(A-C:1926) |
21.3"-38.3"
|
7.40
|
9.20-10.60
|
304°-338°
|
02h 30m 50s
|
+55° 32'
54"
|
11696
|
n/a |
| Struve 272 |
1.8"
|
8.30
|
8.30
|
36°
|
02h 33m 08s
|
+58° 27'
44"
|
11870
|
65.49 |
| Struve 301 |
8.2"
|
7.80
|
8.80
|
17°
|
02h 47m 38s
|
+53° 56'
35"
|
13049
|
31.47 |
| Struve 304 |
25.8"
|
7.56
|
9.10
|
289°
|
02h 48m 50s
|
+49° 11'
02"
|
13124
|
n/a |
| 15 (eta) |
28.3"-66.6"
|
3.76
|
8.50-9.90
|
301°-268°
|
02h 50m 42s
|
+55° 53'
44"
|
13268
|
n/a |
| Struve 331 |
12.3"
|
5.28
|
6.74
|
85°
|
03h 00m 52s
|
+52° 21'
06"
|
14043
|
n/a |
| Struve 336 |
8.6"
|
6.90
|
8.40
|
8°
|
03h 01m 29s
|
+32° 24'
46"
|
14081
|
37.99 |
| Struve 360 |
2.7"
|
8.10
|
8.30
|
126°
|
03h 12m 09s
|
+37° 13'
04"
|
14886
|
63.72 |
| Struve 364 |
11.5"
|
9.00
|
9.00
|
311°
|
03h 13m 35s
|
+39° 8'
41"
|
15019
|
n/a |
| Struve 369 |
3.5"
|
6.70
|
8.00
|
30°
|
03h 17m 11s
|
+40° 28'
58"
|
15282
|
71.15 |
| Struve 391 |
3.9"
|
7.90
|
8.60
|
95°
|
03h 29m 13s
|
+45° 02'
57"
|
16235
|
45.12 |
| Struve 413 |
2.5"
|
8.60
|
8.60
|
128°
|
03h 35m 23s
|
+33° 40'
35"
|
16744
|
59.62 |
| Struve 425 |
2.0"
|
7.60
|
7.60
|
69°
|
03h 40m 07s
|
+34° 6'
59"
|
17129
|
62.86 |
| Otto Struve 59 |
2.7"
|
8.10
|
8.40
|
354°
|
03h 40m 40s
|
+46° 01'
24"
|
17173
|
64.22 |
| Struve 426 |
19.8"
|
7.85
|
9.49
|
341°
|
03h 40m 50s
|
+39° 07'
01"
|
17190
|
n/a |
| Struve 434 |
32.5"
|
7.80
|
8.60
|
84°
|
03h 43m 58s
|
+38° 22'
25"
|
17424
|
n/a |
| Omicron (38) |
1.0"
|
3.90
|
8.40
|
30º
|
03h 44m 19s
|
+32° 17'
18"
|
17448
|
100.0 |
| Struve 443 |
7.3"
|
8.14
|
8.74
|
54°
|
03h 47m 00s
|
+41° 25'
33"
|
|
21.57 |
| Struve 464 |
12.8"
|
2.85
|
9.16
|
208°
|
03h 54m 08s
|
+31° 53'
01"
|
18246
|
n/a |
| Struve 471 |
8.8"
|
2.99
|
7.50
|
10°
|
03h 57m 51s
|
+40° 00'
37"
|
18532
|
68.37 |
| Struve 476 |
21.9"
|
7.90
|
9.10
|
287°
|
04h 01m 34s
|
+38° 39'
55"
|
18793
|
n/a |
| Otto Struve 531 |
1.9"-232.6"
|
7.30
|
9.00-8.00
|
2°-210°
|
04h 07m 34s
|
+38° 4'
28"
|
19255
|
88.12 |
| Struve 512 |
5.2"
|
8.80
|
8.80
|
220°
|
04h 15m 45s
|
+45° 23'
37"
|
19874
|
32.07 |
| Struve 519 |
18.3"
|
7.90
|
9.40
|
346°
|
04h 20m 53s
|
+50° 22'
39"
|
|
n/a |
| Struve 521 |
2.1"
|
7.50
|
9.60
|
257°
|
04h 21m 45s
|
+50° 02'
06"
|
20370
|
88.78 |
| Struve 533 |
19.6"
|
7.20
|
8.70
|
61°
|
04h 24m 24s
|
+34° 18'
53"
|
20570
|
n/a |
| Struve 552 |
9.0"
|
7.00
|
7.20
|
114°
|
04h 31m 24s
|
+40° 00'
37"
|
21108
|
14.91 |
| South 451 |
58.4"
|
7.58
|
7.86
|
199°
|
04h 36m 15s
|
+47° 22'
15"
|
21437
|
n/a |
| Struve
565
(A-B:1991) (A-C:1914) (A-D:1906) |
1.4"-29.5"-71.6"
|
7.50
|
8.80-11.50-11.00
|
170°-109°-52°
|
04h 38m 07s
|
+42° 07'
02"
|
|
90.41 |
| Struve 577 |
0.9"
|
8.60
|
8.60
|
8°
|
04h 42m 13s
|
+37° 30'
53"
|
21878
|
|
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.