20428+4123 RAO 619
20h 42m 49.15s +41° 22' 59.9" P.A. 141.00 sep 0.6 mag 13.40,14.60 Sp M3.87
| Coord 2000 |
20428+4123 |
|
Discov num |
RAO 619 |
|
Comp |
|
|
Coord arcsec 2000 |
20 42 49.15 +41 22 59.9 |
|
| Date first |
2014 |
|
Date last |
2014 |
|
Obs |
2 |
|
| Pa first |
143 |
|
Pa last |
141 |
|
P.A. Now (θ) |
141° |
|
| Sep first |
0.5 |
|
Sep last |
0.57 |
|
Sep. Now (ρ) |
0.57" |
|
| Mag pri |
13.40 |
|
Mag sec |
14.60 |
|
delta mag (ΔM) |
1.2 |
|
Spectral class |
M3.87 (red) |
|
| Pri motion ra |
+067 |
|
Sec motion ra |
|
|
| Pri motion dec |
-031 |
|
Sec motion dec |
|
|
| Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
