21395-0003 BU 1212 AB,C
21h 39m 31.39s -00° 03' 04.1" P.A. 178.00 sep 36.2 mag 6.63,11.75 Sp F6V
| Coord 2000 |
21395-0003 |
|
Discov num |
BU 1212 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
21 39 31.39 -00 03 04.1 |
|
| Date first |
1891 |
|
Date last |
2013 |
|
Obs |
20 |
|
| Pa first |
141 |
|
Pa last |
178.2 |
|
P.A. Now (θ) |
178.2° |
|
| Sep first |
44.5 |
|
Sep last |
36.2 |
|
Sep. Now (ρ) |
36.2" |
|
| Mag pri |
6.63 |
|
Mag sec |
11.75 |
|
delta mag (ΔM) |
5.12 |
|
Spectral class |
F6V (yellow-white) |
|
| Pri motion ra |
+230 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
+028 |
|
Sec motion dec |
-004 |
|
| Notes |
N
L
U
(See Notes, Linear solution, Proper motion indicates non-physical) |
|
rPM=0.972
This double is not physical.
21395-0003 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 39 31 -00 03 04 |
BU 1212 AB |
2023 |
282 |
199 |
0.2 |
6.94 |
8.44 |
1.50 |
Y |
|
| Show |
|
|
21 39 31 -00 03 04 |
BU 1212 AB,C |
2013 |
20 |
178 |
36.2 |
6.63 |
11.75 |
5.12 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
