21015-3114 NSN 491
21h 01m 29.80s -31° 14' 22.2" P.A. 314.00 sep 2.9 mag 15.33,15.92
| Coord 2000 |
21015-3114 |
|
Discov num |
NSN 491 |
|
Comp |
|
|
Coord arcsec 2000 |
21 01 29.80 -31 14 22.2 |
|
| Date first |
1999 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
312 |
|
Pa last |
314.3 |
|
P.A. Now (θ) |
314.3° |
|
| Sep first |
2.9 |
|
Sep last |
2.934 |
|
Sep. Now (ρ) |
2.934" |
|
| Mag pri |
15.33 |
|
Mag sec |
15.92 |
|
delta mag (ΔM) |
0.59 |
|
Spectral class |
|
|
| Pri motion ra |
+146 |
|
Sec motion ra |
+148 |
|
| Pri motion dec |
-073 |
|
Sec motion dec |
-076 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.022 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Microscopium |
|
