21137+0846 RAO 449 Aa,Ab
21h 13m 44.59s +08° 46' 10.3" P.A. 322.00 sep 0.4 mag 11.70,13.30 Sp M2.0V
| Coord 2000 |
21137+0846 |
|
Discov num |
RAO 449 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
21 13 44.59 +08 46 10.3 |
|
| Date first |
2016 |
|
Date last |
2016 |
|
Obs |
1 |
|
| Pa first |
322 |
|
Pa last |
322 |
|
P.A. Now (θ) |
322° |
|
| Sep first |
0.4 |
|
Sep last |
0.377 |
|
Sep. Now (ρ) |
0.377" |
|
| Mag pri |
11.70 |
|
Mag sec |
13.30 |
|
delta mag (ΔM) |
1.6 |
|
Spectral class |
M2.0V (red) |
|
| Pri motion ra |
+156 |
|
Sec motion ra |
|
|
| Pri motion dec |
-091 |
|
Sec motion dec |
|
|
| Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
21137+0846 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 13 45 +08 46 10 |
RAO 449 Aa,Ab |
2016 |
1 |
322 |
0.4 |
11.70 |
13.30 |
1.60 |
|
<=== |
| Show |
|
|
21 13 45 +08 46 10 |
UC 4412 AB |
2015 |
9 |
201 |
8.6 |
11.50 |
11.60 |
0.10 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
