| Name | Distance* | Mv1* | Mv2* | PA* | RA(J2001) | Dec(J2001) |
|
| Struve 2328 |
3.6"
|
9.20
|
9.50
|
72°
|
18h 29m 32s
|
+29° 55'
32"
|
51.01
|
| Struve 2333 | 6.3" |
7.80
|
8.40
|
334°
|
18h 31m 11s
|
+32° 14'
48"
|
36.23
|
| Alpha Lyrae |
62.8"
|
0.03
|
9.50
|
173°
|
18h 37m 01s
|
+38° 47'
06"
|
n/a
|
| Struve 2362 |
4.1"
|
7.50
|
8.80
|
180°
|
18h 38m 29s
|
+36° 03'
16"
|
59.43
|
| Struve 2371 |
9.7"
|
9.60
|
9.60
|
55°
|
18h 42m 16s
|
+27° 38'
38"
|
6.52
|
| Struve 2372 Aa-B |
25.0"
|
6.47
|
8.05
|
83°
|
18h 42m 10s
|
+34°
45' 06"
|
n/a
|
| Struve 2380 |
25.8"
|
7.21
|
8.92
|
9°
|
18h 42m 59s
|
+44° 55'
35"
|
n/a
|
| Struve 2376 |
22.4"
|
8.50
|
9.20
|
63º
|
18h 43m
46s
|
+30°
24' 22"
|
n/a
|
| Epsilon Lyrae |
(208")
2.8"-2.34"
|
5.5-5
|
5.5-6.5
|
(173º)
359º-98º
|
18h 44m
24s
|
+39° 40'
17"
|
(n/a)
62.08-69.25
|
| Struve 2393 |
15.9"
|
7.70
|
10.40
|
23°
|
18h 45m 14s
|
+38° 19'
00"
|
n/a
|
| Struve 2390 |
4.2"
|
7.20
|
8.60
|
156°
|
18h 45m 53s
|
+34° 31'
12"
|
60.03
|
| Struve 2397 |
3.8"
|
7.40
|
9.60
|
267°
|
18h 47m 17s
|
+31° 24'
25"
|
68.48
|
| Hu 936 |
1.9"
|
9.40
|
9.70
|
101°
|
18h 48m 46s
|
+34° 01'
10"
|
69.09
|
| Beta Lyrae |
45.7"
|
3.40
|
8.60
|
149°
|
18h 50m 08s
|
+33° 21'
51"
|
n/a
|
| Struve 2419 |
3.4"
|
9.30
|
9.40
|
178°
|
18h 55m 32s
|
+29° 13'
39"
|
49.01
|
| Struve 2431 |
18.9"
|
6.23
|
9.80
|
236°
|
18h 58m 50s
|
+40° 40'
50"
|
n/a
|
| Struve 2430 |
1.6"
|
9.40
|
9.40
|
6°
|
18h 59m 26s
|
+29° 36'
17"
|
67.02
|
| Struve 2441 |
5.8"
|
8.40
|
10.00
|
271°
|
19h 02m 44s
|
+31° 24'
05"
|
58.09
|
| Struve 2448 |
2.4"
|
8.50
|
8.50
|
190°
|
19h 03m 43s
|
+35° 44'
42"
|
60.33
|
| Struve 2458 |
11.7"
|
9.70
|
10.20
|
227°
|
19h 06m 56s
|
+27° 45'
16"
|
n/a
|
| Struve 2459 |
13.7"
|
9.10
|
9.80
|
232°
|
19h 07m 26s
|
+25° 58'
31"
|
n/a
|
| Struve 2466 |
2.4"-99.0"
|
8.50
|
9.00-9.60
|
103°-141°
|
19h 07m 57s
|
+29° 48'
09"
|
68.09 - n/a
|
| Struve 2469 |
1.3"
|
7.90
|
9.00
|
121°
|
19h 07m 51s
|
+38° 55'
47"
|
90.01
|
| Struve 2472 |
21.8"-75.2"
|
8.60
|
10.50-9.20
|
338°-348°
|
19h 08m 37s
|
+37° 54'
44"
|
n/a
|
| Struve 2470 |
13.7"
|
7.00
|
8.60
|
269°
|
19h 08m 49s
|
+34° 45'
44"
|
n/a
|
| Struve 2474 |
16.2"
|
6.74
|
8.12
|
262°
|
19h 09m 10s
|
+34° 36'
07"
|
n/a
|
| Struve 2481 A-BC |
4.5"
|
8.4
|
8.5
|
204°
|
19h 11m 11s
|
+38° 46'
55"
|
36.41
|
| Struve 2483 |
9.9"
|
8.00
|
9.10
|
318°
|
19h 12m 27s
|
+30° 20'
59"
|
27.39
|
| Eta Lyrae |
28.3"
|
4.38
|
8.58
|
81°
|
19h 13m 49s
|
+39° 8'
52"
|
n/a
|
| BU 975 |
1.3"
|
9.70
|
9.80
|
260°
|
19h 14m 34s
|
+34° 34'
07"
|
72.10
|
| Otto Struve 371 |
0.9"-47.5"
|
7.00
|
7.30-8.60
|
161°-268°
|
19h 16m 01s
|
+27° 27'
29"
|
n/a
|
| Struve 2491 |
1.3"
|
8.60
|
9.70
|
231°
|
19h 16m 15s
|
+28° 16'
58"
|
90.01
|
| Theta Lyrae |
99.8"-99.9"
|
4.36
|
9.20-11.00
|
74°-127°
|
19h 16m 26s
|
+38° 8'
09"
|
n/a
|
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 respective column above.