21107-1729 HDS 3017 (HD 201531)
21h 10m 43.78s -17° 28' 32.6" P.A. 298.00 sep 21.1 mag 8.95,12.51 Sp F3V dist. 157.23 pc (512.88 l.y.)
| Coord 2000 |
21107-1729 |
|
Discov num |
HDS3017 |
|
Comp |
|
|
Coord arcsec 2000 |
21 10 43.78 -17 28 32.6 |
|
| Date first |
1916 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
284 |
|
Pa last |
297.6 |
|
P.A. Now (θ) |
297.6° |
|
| Sep first |
22.6 |
|
Sep last |
21.142 |
|
Sep. Now (ρ) |
21.142" |
|
| Mag pri |
8.95 |
|
Mag sec |
12.51 |
|
delta mag (ΔM) |
3.56 |
|
Spectral class |
F3V (yellow-white) |
|
| Pri motion ra |
-028 |
|
Sec motion ra |
-032 |
|
| Pri motion dec |
-049 |
|
Sec motion dec |
-052 |
|
| Notes |
|
|
rPM=0.082 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 201531 |
|
Constellation |
Capricornus |
|
SAO |
164194 |
|
HIP |
104553 |
|
| Tycho2 |
6350-00002-1 |
|
Gaia DR2 |
6834158528401466496 |
|
HD |
201531 |
|
BD |
BD-18 5878 |
|
| Distance |
157.23 |
|
Distance ly |
512.88 |
|
