18305-1052 HDS 2623 Aa,Ab (HD 170566)
18h 30m 32.26s -10° 51' 50.4" P.A. 80.00 sep 0.0 mag 8.27,9.94 Sp F2 dist. 150.83 pc (492.01 l.y.)
| Coord 2000 |
18305-1052 |
|
Discov num |
HDS2623 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
18 30 32.26 -10 51 50.4 |
|
| Date first |
1991 |
|
Date last |
2020 |
|
Obs |
6 |
|
| Pa first |
16 |
|
Pa last |
79.8 |
|
P.A. Now (θ) |
79.8° |
|
| Sep first |
0.3 |
|
Sep last |
0.019 |
|
Sep. Now (ρ) |
0.019" |
|
| Mag pri |
8.27 |
|
Mag sec |
9.94 |
|
delta mag (ΔM) |
1.67 |
|
Spectral class |
F2 (yellow-white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
|
|
| Pri motion dec |
+016 |
|
Sec motion dec |
|
|
| Notes |
W
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 170566 |
|
Constellation |
Scutum |
|
HIP |
90717 |
|
Tycho2 |
5694-00786-1 |
|
| HD |
170566 |
|
BD |
BD-10 4709 |
|
Distance |
150.83 |
|
Distance ly |
492.01 |
|
