21218-3014 UC 4457
21h 21m 45.09s -30° 13' 42.8" P.A. 240.00 sep 34.7 mag 11.54,14.52
| Coord 2000 |
21218-3014 |
|
Discov num |
UC 4457 |
|
Comp |
|
|
Coord arcsec 2000 |
21 21 45.09 -30 13 42.8 |
|
| Date first |
1999 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
240 |
|
Pa last |
239.5 |
|
P.A. Now (θ) |
239.5° |
|
| Sep first |
34.7 |
|
Sep last |
34.678 |
|
Sep. Now (ρ) |
34.678" |
|
| Mag pri |
11.54 |
|
Mag sec |
14.52 |
|
delta mag (ΔM) |
2.98 |
|
Spectral class |
|
|
| Pri motion ra |
+079 |
|
Sec motion ra |
+081 |
|
| Pri motion dec |
+017 |
|
Sec motion dec |
+018 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.027 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Microscopium |
|
Tycho2 |
7473-00871-1 |
|
Gaia DR2 |
6784663565800898048 |
|
