17387-2155 HDS 2492 (HD 160042)
17h 38m 44.87s -21° 54' 45.4" P.A. 87.00 sep 0.1 mag 6.60,8.04 Sp G6III/IV dist. 123.76 pc (403.71 l.y.)
Coord 2000 |
17387-2155 |
|
Discov num |
HDS2492 |
|
Comp |
|
|
Coord arcsec 2000 |
17 38 44.87 -21 54 45.4 |
|
Date first |
1991 |
|
Date last |
2021 |
|
Obs |
7 |
|
Pa first |
18 |
|
Pa last |
87.3 |
|
P.A. Now (θ) |
87.3° |
|
Sep first |
0.1 |
|
Sep last |
0.117 |
|
Sep. Now (ρ) |
0.117" |
|
Mag pri |
6.60 |
|
Mag sec |
8.04 |
|
delta mag (ΔM) |
1.44 |
|
Spectral class |
G6III/IV (yellow) |
|
Pri motion ra |
-034 |
|
Sec motion ra |
|
|
Pri motion dec |
-014 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 160042 |
|
Constellation |
Ophiuchus |
|
SAO |
185584 |
|
HIP |
86352 |
|
Tycho2 |
6260-01990-1 |
|
Gaia DR2 |
4117232860703242240 |
|
HD |
160042 |
|
GC |
23905 |
|
BD |
BD-21 4682 |
|
Distance |
123.76 |
|
Distance ly |
403.71 |
|