12421+5227 LDS 3055
12h 42m 04.16s +52° 27' 47.3" P.A. 8.00 sep 13.8 mag 17.60,18.50 Sp M4+M4
Coord 2000 |
12421+5227 |
|
Discov num |
LDS3055 |
|
Comp |
|
|
Coord arcsec 2000 |
12 42 04.16 +52 27 47.3 |
|
Date first |
1960 |
|
Date last |
2016 |
|
Obs |
12 |
|
Pa first |
7 |
|
Pa last |
8.2 |
|
P.A. Now (θ) |
8.2° |
|
Sep first |
14.0 |
|
Sep last |
13.819 |
|
Sep. Now (ρ) |
13.819" |
|
Mag pri |
17.60 |
|
Mag sec |
18.50 |
|
delta mag (ΔM) |
0.9 |
|
Spectral class |
M4+M4 (red/red) |
|
Pri motion ra |
-145 |
|
Sec motion ra |
-146 |
|
Pri motion dec |
-032 |
|
Sec motion dec |
-034 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.015 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ursa Major |
|
Gaia DR2 |
1569095215591419648 |
|