12544+2552 SDK 161 BC
12h 54m 21.12s +25° 51' 36.1" P.A. 314.00 sep 8.9 mag 12.85,12.84 Sp M
| Coord 2000 |
12544+2552 |
|
Discov num |
SDK 161 |
|
Comp |
BC |
|
Coord arcsec 2000 |
12 54 21.12 +25 51 36.1 |
|
| Date first |
1999 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
316 |
|
Pa last |
313.8 |
|
P.A. Now (θ) |
313.8° |
|
| Sep first |
6.9 |
|
Sep last |
8.852 |
|
Sep. Now (ρ) |
8.852" |
|
| Mag pri |
12.85 |
|
Mag sec |
12.84 |
|
delta mag (ΔM) |
0.01 |
|
Spectral class |
M (red) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
-107 |
|
| Pri motion dec |
+004 |
|
Sec motion dec |
+075 |
|
| Notes |
S
K
(Parallax indidates non-physical, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
rPM=0.983
This double is not physical.
12544+2552 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
12 54 20 +25 51 41 |
SDK 161 AB |
2015 |
7 |
113 |
15.2 |
15.30 |
14.30 |
1.00 |
|
|
| Show |
|
|
12 54 20 +25 51 41 |
SDK 161 AC |
2015 |
8 |
88 |
7.6 |
10.80 |
12.84 |
2.04 |
|
|
| Show |
|
|
12 54 21 +25 51 36 |
SDK 161 BC |
2015 |
5 |
314 |
8.9 |
12.85 |
12.84 |
0.01 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Coma Berenices |
|
Gaia DR2 |
3958436134250193792 |
|
