15212+2745 LDS 4544
15h 21m 13.53s +27° 44' 53.1" P.A. 184.00 sep 59.6 mag 17.66,17.91 Sp M2.9+M2.7
| Coord 2000 |
15212+2745 |
|
Discov num |
LDS4544 |
|
Comp |
|
|
Coord arcsec 2000 |
15 21 13.53 +27 44 53.1 |
|
| Date first |
1960 |
|
Date last |
2016 |
|
Obs |
13 |
|
| Pa first |
185 |
|
Pa last |
184.4 |
|
P.A. Now (θ) |
184.4° |
|
| Sep first |
59.0 |
|
Sep last |
59.571 |
|
Sep. Now (ρ) |
59.571" |
|
| Mag pri |
17.66 |
|
Mag sec |
17.91 |
|
delta mag (ΔM) |
0.25 |
|
Spectral class |
M2.9+M2.7 (red/red) |
|
| Pri motion ra |
-140 |
|
Sec motion ra |
-138 |
|
| Pri motion dec |
-121 |
|
Sec motion dec |
-121 |
|
| Notes |
N
V
R
(See Notes, Proper motion indicates physical, Red magnitudes) |
|
rPM=0.011 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Corona Borealis |
|
Gaia DR2 |
1271776138887539072 |
|
