12397-3022 TDS 8477
12h 39m 40.89s -30° 21' 59.6" P.A. 17.00 sep 3.5 mag 10.78,10.88
| Coord 2000 |
12397-3022 |
|
Discov num |
TDS8477 |
|
Comp |
|
|
Coord arcsec 2000 |
12 39 40.89 -30 21 59.6 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
2 |
|
| Pa first |
126 |
|
Pa last |
16.6 |
|
P.A. Now (θ) |
16.6° |
|
| Sep first |
0.5 |
|
Sep last |
3.53 |
|
Sep. Now (ρ) |
3.53" |
|
| Mag pri |
10.78 |
|
Mag sec |
10.88 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
| Pri motion ra |
-012 |
|
Sec motion ra |
-012 |
|
| Pri motion dec |
-003 |
|
Sec motion dec |
-003 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hydra |
|
Tycho2 |
7247-00009-1 |
|
Gaia DR2 |
3470705695430709760 |
|