12254-3108 DAM 2481 AB,CD
12h 25m 23.80s -31° 07' 50.2" P.A. 341.00 sep 49.9 mag 8.56,9.51 Sp G5IV+F5
| Coord 2000 |
12254-3108 |
|
Discov num |
DAM2481 |
|
Comp |
AB,CD |
|
Coord arcsec 2000 |
12 25 23.80 -31 07 50.2 |
|
| Date first |
1913 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
342 |
|
Pa last |
341.4 |
|
P.A. Now (θ) |
341.4° |
|
| Sep first |
49.6 |
|
Sep last |
49.89 |
|
Sep. Now (ρ) |
49.89" |
|
| Mag pri |
8.56 |
|
Mag sec |
9.51 |
|
delta mag (ΔM) |
0.95 |
|
Spectral class |
G5IV+F5 (yellow/yellow-white) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-008 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.117 (< 0.3, Physical double)
This double is physical.
12254-3108 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 108111 |
203453 |
12 25 24 -31 07 50 |
SEE 152 AB |
2015 |
12 |
85 |
2.5 |
8.56 |
10.48 |
1.92 |
|
|
| Show |
|
203453 |
12 25 24 -31 07 50 |
DAM 2481 AB,CD |
2015 |
13 |
341 |
49.9 |
8.56 |
9.51 |
0.95 |
|
<=== |
| Show |
|
203451 |
12 25 23 -31 07 03 |
I 1554 CD |
1960 |
3 |
72 |
1.2 |
9.51 |
12.50 |
2.99 |
|
|
Quadruple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hydra |
|
SAO |
203453 |
|
Tycho2 |
7233-00888-1 |
|
HD |
108111 |
|
