20129+2913 A 1203 BC
20h 12m 56.36s +29° 12' 42.4" P.A. 176.00 sep 0.4 mag 11.00,11.80
| Coord 2000 |
20129+2913 |
|
Discov num |
A 1203 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 12 56.36 +29 12 42.4 |
|
| Date first |
1905 |
|
Date last |
2012 |
|
Obs |
7 |
|
| Pa first |
175 |
|
Pa last |
175.7 |
|
P.A. Now (θ) |
175.7° |
|
| Sep first |
0.3 |
|
Sep last |
0.383 |
|
Sep. Now (ρ) |
0.383" |
|
| Mag pri |
11.00 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
|
|
| Pri motion ra |
+006 |
|
Sec motion ra |
+006 |
|
| Pri motion dec |
-003 |
|
Sec motion dec |
-003 |
|
| Notes |
|
|
Nature of this double is uncertain.
20129+2913 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 333850 |
|
20 12 55 +29 12 32 |
HJ 1492 A,BC |
2018 |
21 |
54 |
18.7 |
10.28 |
10.54 |
0.26 |
|
|
| Show |
|
|
20 12 56 +29 12 42 |
A 1203 BC |
2012 |
7 |
176 |
0.4 |
11.00 |
11.80 |
0.80 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
