17589-0331 HDS 2536 (HD 163950)
17h 58m 53.11s -03° 30' 53.4" P.A. 8.00 sep 0.2 mag 9.71,10.53 Sp A3 dist. 261.78 pc (853.93 l.y.)
| Coord 2000 |
17589-0331 |
|
Discov num |
HDS2536 |
|
Comp |
|
|
Coord arcsec 2000 |
17 58 53.11 -03 30 53.4 |
|
| Date first |
1991 |
|
Date last |
2021 |
|
Obs |
3 |
|
| Pa first |
349 |
|
Pa last |
8.2 |
|
P.A. Now (θ) |
8.2° |
|
| Sep first |
0.2 |
|
Sep last |
0.21 |
|
Sep. Now (ρ) |
0.21" |
|
| Mag pri |
9.71 |
|
Mag sec |
10.53 |
|
delta mag (ΔM) |
0.82 |
|
Spectral class |
A3 (white) |
|
| Pri motion ra |
-001 |
|
Sec motion ra |
|
|
| Pri motion dec |
+002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 163950 |
|
Constellation |
Serpens |
|
SAO |
142003 |
|
HIP |
88032 |
|
| Tycho2 |
5087-00604-1 |
|
Gaia DR2 |
4177432393512172672 |
|
HD |
163950 |
|
BD |
BD-03 4212 |
|
| Distance |
261.78 |
|
Distance ly |
853.93 |
|
