21232-0611 ITF 81 AB
21h 23m 09.28s -06° 10' 49.2" P.A. 297.00 sep 2.8 mag 14.70,14.60 Sp M3V+M3V
Coord 2000 |
21232-0611 |
|
Discov num |
ITF 81 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 23 09.28 -06 10 49.2 |
|
Date first |
1953 |
|
Date last |
2016 |
|
Obs |
6 |
|
Pa first |
300 |
|
Pa last |
297.2 |
|
P.A. Now (θ) |
297.2° |
|
Sep first |
2.8 |
|
Sep last |
2.759 |
|
Sep. Now (ρ) |
2.759" |
|
Mag pri |
14.70 |
|
Mag sec |
14.60 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
M3V+M3V (red/red) |
|
Pri motion ra |
-019 |
|
Sec motion ra |
-016 |
|
Pri motion dec |
-058 |
|
Sec motion dec |
-063 |
|
Notes |
V
W
(Proper motion indicates physical, ) |
|
rPM=0.09 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS