12407+2757 LDS 3053
12h 40m 47.32s +27° 57' 16.9" P.A. 187.00 sep 6.4 mag 17.30,21.20 Sp WD+M4
| Coord 2000 |
12407+2757 |
|
Discov num |
LDS3053 |
|
Comp |
|
|
Coord arcsec 2000 |
12 40 47.32 +27 57 16.9 |
|
| Date first |
1960 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
173 |
|
Pa last |
187.1 |
|
P.A. Now (θ) |
187.1° |
|
| Sep first |
7.0 |
|
Sep last |
6.39 |
|
Sep. Now (ρ) |
6.39" |
|
| Mag pri |
17.30 |
|
Mag sec |
21.20 |
|
delta mag (ΔM) |
3.9 |
|
Spectral class |
WD+M4 (Wolf-Rayet/red) |
|
| Pri motion ra |
-131 |
|
Sec motion ra |
-105 |
|
| Pri motion dec |
-028 |
|
Sec motion dec |
-025 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.195 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Coma Berenices |
|
Gaia DR2 |
3962525561591061248 |
|
