18089+2435 HDS 2558 (HD 166281)
18h 08m 56.87s +24° 34' 35.1" P.A. 161.00 sep 0.1 mag 8.48,9.88 Sp F0 dist. 193.05 pc (629.73 l.y.)
Coord 2000 |
18089+2435 |
|
Discov num |
HDS2558 |
|
Comp |
|
|
Coord arcsec 2000 |
18 08 56.87 +24 34 35.1 |
|
Date first |
1991 |
|
Date last |
2019 |
|
Obs |
4 |
|
Pa first |
156 |
|
Pa last |
160.8 |
|
P.A. Now (θ) |
160.8° |
|
Sep first |
0.2 |
|
Sep last |
0.149 |
|
Sep. Now (ρ) |
0.149" |
|
Mag pri |
8.48 |
|
Mag sec |
9.88 |
|
delta mag (ΔM) |
1.4 |
|
Spectral class |
F0 (yellow-white) |
|
Pri motion ra |
+005 |
|
Sec motion ra |
|
|
Pri motion dec |
-009 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 166281 |
|
Constellation |
Hercules |
|
SAO |
85775 |
|
HIP |
88910 |
|
Tycho2 |
2096-01200-1 |
|
Gaia DR2 |
4579230054383864320 |
|
HD |
166281 |
|
BD |
BD+24 3341 |
|
Distance |
193.05 |
|
Distance ly |
629.73 |
|