21323-5936 HU 1631 (HD 204640)
21h 32m 15.40s -59° 35' 35.3" P.A. 195.00 sep 1.0 mag 10.18,10.45 Sp G2/3V dist. 103.09 pc (336.28 l.y.)
Coord 2000 |
21323-5936 |
|
Discov num |
HU 1631 |
|
Comp |
|
|
Coord arcsec 2000 |
21 32 15.40 -59 35 35.3 |
|
Date first |
1914 |
|
Date last |
2016 |
|
Obs |
10 |
|
Pa first |
204 |
|
Pa last |
195 |
|
P.A. Now (θ) |
195° |
|
Sep first |
1.3 |
|
Sep last |
0.981 |
|
Sep. Now (ρ) |
0.981" |
|
Mag pri |
10.18 |
|
Mag sec |
10.45 |
|
delta mag (ΔM) |
0.27 |
|
Spectral class |
G2/3V (yellow) |
|
Pri motion ra |
+031 |
|
Sec motion ra |
+031 |
|
Pri motion dec |
-022 |
|
Sec motion dec |
-022 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 204640 |
|
Constellation |
Indus |
|
SAO |
247070 |
|
HIP |
106344 |
|
Tycho2 |
8818-00397-1 |
|
Gaia DR2 |
6458254194562701312 |
|
HD |
204640 |
|
CP |
CP-60 7484 |
|
Distance |
103.09 |
|
Distance ly |
336.28 |
|