18291-2955 HDS 2617 (HD 170123)
18h 29m 05.05s -29° 54' 52.2" P.A. 25.00 sep 0.8 mag 8.57,11.86 Sp G6V dist. 76.69 pc (250.16 l.y.)
Coord 2000 |
18291-2955 |
|
Discov num |
HDS2617 |
|
Comp |
|
|
Coord arcsec 2000 |
18 29 05.05 -29 54 52.2 |
|
Date first |
1991 |
|
Date last |
2018 |
|
Obs |
3 |
|
Pa first |
22 |
|
Pa last |
24.5 |
|
P.A. Now (θ) |
24.5° |
|
Sep first |
0.7 |
|
Sep last |
0.831 |
|
Sep. Now (ρ) |
0.831" |
|
Mag pri |
8.57 |
|
Mag sec |
11.86 |
|
delta mag (ΔM) |
3.29 |
|
Spectral class |
G6V (yellow) |
|
Pri motion ra |
-018 |
|
Sec motion ra |
|
|
Pri motion dec |
-029 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 170123 |
|
Constellation |
Sagittarius |
|
SAO |
186865 |
|
HIP |
90588 |
|
Tycho2 |
6869-01148-1 |
|
Gaia DR2 |
4047846216501834752 |
|
HD |
170123 |
|
CD |
CD-2914992 |
|
CP |
CP-29 5572 |
|
Distance |
76.69 |
|
Distance ly |
250.16 |
|