21217-7420 B 2493
21h 21m 40.89s -74° 20' 12.6" P.A. 160.00 sep 0.4 mag 10.40,10.43
| Coord 2000 |
21217-7420 |
|
Discov num |
B 2493 |
|
Comp |
|
|
Coord arcsec 2000 |
21 21 40.89 -74 20 12.6 |
|
| Date first |
1930 |
|
Date last |
1991 |
|
Obs |
3 |
|
| Pa first |
171 |
|
Pa last |
159.9 |
|
P.A. Now (θ) |
159.9° |
|
| Sep first |
0.3 |
|
Sep last |
0.37 |
|
Sep. Now (ρ) |
0.37" |
|
| Mag pri |
10.40 |
|
Mag sec |
10.43 |
|
delta mag (ΔM) |
0.03 |
|
Spectral class |
|
|
| Pri motion ra |
+076 |
|
Sec motion ra |
+076 |
|
| Pri motion dec |
-077 |
|
Sec motion dec |
-077 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pavo |
|
Tycho2 |
9334-00343-1 |
|
Gaia DR2 |
6369143858076946688 |
|
