21399-4159 CRU 9025
21h 39m 51.85s -41° 59' 03.7" P.A. 123.00 sep 42.5 mag 11.20,11.90
Coord 2000 |
21399-4159 |
|
Discov num |
CRU9025 |
|
Comp |
|
|
Coord arcsec 2000 |
21 39 51.85 -41 59 03.7 |
|
Date first |
1879 |
|
Date last |
2015 |
|
Obs |
6 |
|
Pa first |
130 |
|
Pa last |
122.5 |
|
P.A. Now (θ) |
122.5° |
|
Sep first |
25.0 |
|
Sep last |
42.493 |
|
Sep. Now (ρ) |
42.493" |
|
Mag pri |
11.20 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
Pri motion ra |
+012 |
|
Sec motion ra |
+014 |
|
Pri motion dec |
+003 |
|
Sec motion dec |
-006 |
|
Notes |
|
|
rPM=0.605
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Grus |
|
Tycho2 |
7988-00161-1 |
|
Gaia DR2 |
6578206098494462720 |
|