21487-4737 DAM 638
21h 48m 41.24s -47° 36' 50.7" P.A. 17.00 sep 13.7 mag 15.40,16.23
| Coord 2000 |
21487-4737 |
|
Discov num |
DAM 638 |
|
Comp |
|
|
Coord arcsec 2000 |
21 48 41.24 -47 36 50.7 |
|
| Date first |
1998 |
|
Date last |
2016 |
|
Obs |
8 |
|
| Pa first |
17 |
|
Pa last |
17.1 |
|
P.A. Now (θ) |
17.1° |
|
| Sep first |
13.7 |
|
Sep last |
13.718 |
|
Sep. Now (ρ) |
13.718" |
|
| Mag pri |
15.40 |
|
Mag sec |
16.23 |
|
delta mag (ΔM) |
0.83 |
|
Spectral class |
|
|
| Pri motion ra |
+092 |
|
Sec motion ra |
+097 |
|
| Pri motion dec |
-033 |
|
Sec motion dec |
-037 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.062 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Grus |
|
Gaia DR2 |
6564071502858215552 |
|
