12381+2257 CVR 1455
12h 38m 05.21s +22° 57' 06.2" P.A. 345.00 sep 3.3 mag 19.00,19.40 Sp M2+M2
Coord 2000 |
12381+2257 |
|
Discov num |
CVR1455 |
|
Comp |
|
|
Coord arcsec 2000 |
12 38 05.21 +22 57 06.2 |
|
Date first |
1999 |
|
Date last |
2016 |
|
Obs |
4 |
|
Pa first |
340 |
|
Pa last |
344.7 |
|
P.A. Now (θ) |
344.7° |
|
Sep first |
4.0 |
|
Sep last |
3.259 |
|
Sep. Now (ρ) |
3.259" |
|
Mag pri |
19.00 |
|
Mag sec |
19.40 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
M2+M2 (red/red) |
|
Pri motion ra |
-048 |
|
Sec motion ra |
|
|
Pri motion dec |
+037 |
|
Sec motion dec |
|
|
Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Coma Berenices |
|
Gaia DR2 |
3955813760362652800 |
|