10457-1907 LDS 4013
10h 45m 39.09s -19° 06' 51.8" P.A. 354.00 sep 6.7 mag 11.03,14.70 Sp M0.5+DQ8 dist. 20.02 pc (65.31 l.y.)
Coord 2000 |
10457-1907 |
|
Discov num |
LDS4013 |
|
Comp |
|
|
Coord arcsec 2000 |
10 45 39.09 -19 06 51.8 |
|
Date first |
1960 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
352 |
|
Pa last |
354.4 |
|
P.A. Now (θ) |
354.4° |
|
Sep first |
7.5 |
|
Sep last |
6.655 |
|
Sep. Now (ρ) |
6.655" |
|
Mag pri |
11.03 |
|
Mag sec |
14.70 |
|
delta mag (ΔM) |
3.67 |
|
Spectral class |
M0.5+DQ8 (red/white dwarf) |
|
Pri motion ra |
-187 |
|
Sec motion ra |
-188 |
|
Pri motion dec |
-060 |
|
Sec motion dec |
-062 |
|
Notes |
N
P
(See Notes, 100-year proper motion) |
|
rPM=0.011 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hydra |
|
HIP |
52621 |
|
Tycho2 |
6078-01934-1 |
|
GL |
Gl 401A |
|
BD |
BD-18 3019 |
|
Distance |
20.02 |
|
Distance ly |
65.31 |
|