21553-5505 RST 5557
21h 55m 18.66s -55° 05' 00.6" P.A. 218.00 sep 0.6 mag 11.56,11.70
Coord 2000 |
21553-5505 |
|
Discov num |
RST5557 |
|
Comp |
|
|
Coord arcsec 2000 |
21 55 18.66 -55 05 00.6 |
|
Date first |
1949 |
|
Date last |
1991 |
|
Obs |
3 |
|
Pa first |
212 |
|
Pa last |
217.7 |
|
P.A. Now (θ) |
217.7° |
|
Sep first |
0.3 |
|
Sep last |
0.58 |
|
Sep. Now (ρ) |
0.58" |
|
Mag pri |
11.56 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
0.14 |
|
Spectral class |
|
|
Pri motion ra |
+007 |
|
Sec motion ra |
+007 |
|
Pri motion dec |
-024 |
|
Sec motion dec |
-024 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Indus |
|
Tycho2 |
8812-00707-1 |
|