21399-3759 RST 2184
21h 39m 54.20s -37° 59' 12.2" P.A. 56.00 sep 0.7 mag 10.64,11.19 Sp M8
| Coord 2000 |
21399-3759 |
|
Discov num |
RST2184 |
|
Comp |
|
|
Coord arcsec 2000 |
21 39 54.20 -37 59 12.2 |
|
| Date first |
1935 |
|
Date last |
1991 |
|
Obs |
3 |
|
| Pa first |
51 |
|
Pa last |
56.2 |
|
P.A. Now (θ) |
56.2° |
|
| Sep first |
0.8 |
|
Sep last |
0.69 |
|
Sep. Now (ρ) |
0.69" |
|
| Mag pri |
10.64 |
|
Mag sec |
11.19 |
|
delta mag (ΔM) |
0.55 |
|
Spectral class |
M8 (red) |
|
| Pri motion ra |
+007 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Grus |
|
Tycho2 |
7980-00684-1 |
|
Gaia DR2 |
6585865163348788992 |
|
