18491+2834 J 1208
18h 49m 14.79s +28° 34' 47.1" P.A. 334.00 sep 4.7 mag 11.50,12.10
| Coord 2000 |
18491+2834 |
|
Discov num |
J 1208 |
|
Comp |
|
|
Coord arcsec 2000 |
18 49 14.79 +28 34 47.1 |
|
| Date first |
1903 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
327 |
|
Pa last |
333.9 |
|
P.A. Now (θ) |
333.9° |
|
| Sep first |
4.7 |
|
Sep last |
4.676 |
|
Sep. Now (ρ) |
4.676" |
|
| Mag pri |
11.50 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
|
|
| Pri motion ra |
+004 |
|
Sec motion ra |
|
|
| Pri motion dec |
-028 |
|
Sec motion dec |
|
|
| Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
2120-01296-1 |
|
Gaia DR2 |
4539249750017130496 |
|
