21577-5059 LDS 765
21h 57m 41.20s -51° 00' 21.7" P.A. 251.00 sep 28.7 mag 10.56,14.73 Sp M2V+DQH8 dist. 15.97 pc (52.09 l.y.)
Coord 2000 |
21577-5059 |
|
Discov num |
LDS 765 |
|
Comp |
|
|
Coord arcsec 2000 |
21 57 41.20 -51 00 21.7 |
|
Date first |
1920 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
225 |
|
Pa last |
250.5 |
|
P.A. Now (θ) |
250.5° |
|
Sep first |
26.0 |
|
Sep last |
28.684 |
|
Sep. Now (ρ) |
28.684" |
|
Mag pri |
10.56 |
|
Mag sec |
14.73 |
|
delta mag (ΔM) |
4.17 |
|
Spectral class |
M2V+DQH8 (red/white dwarf) |
|
Pri motion ra |
-034 |
|
Sec motion ra |
-056 |
|
Pri motion dec |
-379 |
|
Sec motion dec |
-403 |
|
Notes |
N
(See Notes) |
|
rPM=0.08 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Indus |
|
HIP |
108405 |
|
Tycho2 |
8443-01629-1 |
|
GL |
Gl 841A |
|
CD |
CD-5113128 |
|
Distance |
15.97 |
|
Distance ly |
52.09 |
|