12303+2858 LDS 4222
12h 30m 19.01s +28° 57' 43.1" P.A. 222.00 sep 10.8 mag 13.06,18.00 Sp G2V+DA2.2
Coord 2000 |
12303+2858 |
|
Discov num |
LDS4222 |
|
Comp |
|
|
Coord arcsec 2000 |
12 30 19.01 +28 57 43.1 |
|
Date first |
1960 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
225 |
|
Pa last |
221.6 |
|
P.A. Now (θ) |
221.6° |
|
Sep first |
12.0 |
|
Sep last |
10.76 |
|
Sep. Now (ρ) |
10.76" |
|
Mag pri |
13.06 |
|
Mag sec |
18.00 |
|
delta mag (ΔM) |
4.94 |
|
Spectral class |
G2V+DA2.2 (yellow/white dwarf) |
|
Pri motion ra |
-025 |
|
Sec motion ra |
-036 |
|
Pri motion dec |
+013 |
|
Sec motion dec |
+006 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.357
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Coma Berenices |
|
Gaia DR2 |
4010863666161192576 |
|