21015-4246 NSN 455
21h 01m 30.74s -42° 45' 51.2" P.A. 189.00 sep 2.5 mag 13.83,16.74
| Coord 2000 |
21015-4246 |
|
Discov num |
NSN 455 |
|
Comp |
|
|
Coord arcsec 2000 |
21 01 30.74 -42 45 51.2 |
|
| Date first |
2015 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
190 |
|
Pa last |
189.4 |
|
P.A. Now (θ) |
189.4° |
|
| Sep first |
2.5 |
|
Sep last |
2.513 |
|
Sep. Now (ρ) |
2.513" |
|
| Mag pri |
13.83 |
|
Mag sec |
16.74 |
|
delta mag (ΔM) |
2.91 |
|
Spectral class |
|
|
| Pri motion ra |
+081 |
|
Sec motion ra |
+081 |
|
| Pri motion dec |
-604 |
|
Sec motion dec |
-604 |
|
| Notes |
T
(Parallax indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Microscopium |
|
