21198-1738 DON 1008
21h 19m 45.53s -17° 38' 08.1" P.A. 176.00 sep 4.7 mag 10.32,14.00 Sp A5/7II
| Coord 2000 |
21198-1738 |
|
Discov num |
DON1008 |
|
Comp |
|
|
Coord arcsec 2000 |
21 19 45.53 -17 38 08.1 |
|
| Date first |
1932 |
|
Date last |
1977 |
|
Obs |
4 |
|
| Pa first |
145 |
|
Pa last |
176 |
|
P.A. Now (θ) |
176° |
|
| Sep first |
1.8 |
|
Sep last |
4.66 |
|
Sep. Now (ρ) |
4.66" |
|
| Mag pri |
10.32 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
3.68 |
|
Spectral class |
A5/7II (white) |
|
| Pri motion ra |
+010 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Capricornus |
|
Tycho2 |
6351-00420-1 |
|
Gaia DR2 |
6834634238978727168 |
|
HD |
202957 |
|
