18372-2039 DON 914
18h 37m 07.73s -20° 38' 06.4" P.A. 174.00 sep 0.4 mag 11.00,11.80 Sp B9V
| Coord 2000 |
18372-2039 |
|
Discov num |
DON 914 |
|
Comp |
|
|
Coord arcsec 2000 |
18 37 07.73 -20 38 06.4 |
|
| Date first |
1930 |
|
Date last |
1941 |
|
Obs |
2 |
|
| Pa first |
177 |
|
Pa last |
173.7 |
|
P.A. Now (θ) |
173.7° |
|
| Sep first |
0.3 |
|
Sep last |
0.39 |
|
Sep. Now (ρ) |
0.39" |
|
| Mag pri |
11.00 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
B9V (blue-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
Tycho2 |
6279-01275-1 |
|
Gaia DR2 |
4091721918776200064 |
|
