12547-4508 B 1217 AB
12h 54m 44.68s -45° 07' 38.4" P.A. 265.00 sep 0.4 mag 10.56,10.52 Sp A7
Coord 2000 |
12547-4508 |
|
Discov num |
B 1217 |
|
Comp |
AB |
|
Coord arcsec 2000 |
12 54 44.68 -45 07 38.4 |
|
Date first |
1928 |
|
Date last |
1991 |
|
Obs |
4 |
|
Pa first |
264 |
|
Pa last |
265.3 |
|
P.A. Now (θ) |
265.3° |
|
Sep first |
0.4 |
|
Sep last |
0.42 |
|
Sep. Now (ρ) |
0.42" |
|
Mag pri |
10.56 |
|
Mag sec |
10.52 |
|
delta mag (ΔM) |
0.04 |
|
Spectral class |
A7 (white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
+005 |
|
Sec motion dec |
+005 |
|
Notes |
|
|
Nature of this double is uncertain.
12547-4508 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
12 54 45 -45 07 38 |
B 1217 AB |
1991 |
4 |
265 |
0.4 |
10.56 |
10.52 |
0.04 |
|
<=== |
Show |
|
|
12 54 45 -45 07 38 |
B 1217 AB,C |
1999 |
5 |
90 |
5.3 |
9.50 |
13.50 |
4.00 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Centaurus |
|
Tycho2 |
8245-00053-1 |
|