21022-3128 LDS 731
21h 02m 15.62s -31° 28' 12.6" P.A. 179.00 sep 59.3 mag 13.25,14.00
| Coord 2000 |
21022-3128 |
|
Discov num |
LDS 731 |
|
Comp |
|
|
Coord arcsec 2000 |
21 02 15.62 -31 28 12.6 |
|
| Date first |
1920 |
|
Date last |
2016 |
|
Obs |
9 |
|
| Pa first |
180 |
|
Pa last |
179.2 |
|
P.A. Now (θ) |
179.2° |
|
| Sep first |
59.0 |
|
Sep last |
59.297 |
|
Sep. Now (ρ) |
59.297" |
|
| Mag pri |
13.25 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
0.75 |
|
Spectral class |
|
|
| Pri motion ra |
-038 |
|
Sec motion ra |
-024 |
|
| Pri motion dec |
-172 |
|
Sec motion dec |
-155 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.125 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Microscopium |
|
Gaia DR2 |
6782078854483551232 |
|
