21307-3238 BRT 1821
21h 30m 40.68s -32° 37' 46.5" P.A. 39.00 sep 8.0 mag 11.70,11.90
| Coord 2000 |
21307-3238 |
|
Discov num |
BRT1821 |
|
Comp |
|
|
Coord arcsec 2000 |
21 30 40.68 -32 37 46.5 |
|
| Date first |
1911 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
23 |
|
Pa last |
38.8 |
|
P.A. Now (θ) |
38.8° |
|
| Sep first |
4.6 |
|
Sep last |
8.028 |
|
Sep. Now (ρ) |
8.028" |
|
| Mag pri |
11.70 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
| Pri motion ra |
-018 |
|
Sec motion ra |
+022 |
|
| Pri motion dec |
-021 |
|
Sec motion dec |
+013 |
|
| Notes |
|
|
rPM=1.898
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Piscis Austrinus |
|
Gaia DR2 |
6783235506354733056 |
|
