20526-2323 WHC 21
20h 52m 40.57s -23° 23' 44.8" P.A. 19.00 sep 31.5 mag 10.82,11.12
| Coord 2000 |
20526-2323 |
|
Discov num |
WHC 21 |
|
Comp |
|
|
Coord arcsec 2000 |
20 52 40.57 -23 23 44.8 |
|
| Date first |
1883 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
19 |
|
Pa last |
18.5 |
|
P.A. Now (θ) |
18.5° |
|
| Sep first |
31.1 |
|
Sep last |
31.462 |
|
Sep. Now (ρ) |
31.462" |
|
| Mag pri |
10.82 |
|
Mag sec |
11.12 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
+015 |
|
Sec motion ra |
+021 |
|
| Pri motion dec |
-015 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
rPM=0.54
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Capricornus |
|
Tycho2 |
6922-00403-1 |
|
Gaia DR2 |
6806811853153026944 |
|
