17219+1230 HDS 2451 (HD 157296)
17h 21m 54.75s +12° 29' 59.1" P.A. 81.00 sep 0.4 mag 9.47,10.15 Sp G dist. 111.73 pc (364.46 l.y.)
Coord 2000 |
17219+1230 |
|
Discov num |
HDS2451 |
|
Comp |
|
|
Coord arcsec 2000 |
17 21 54.75 +12 29 59.1 |
|
Date first |
1991 |
|
Date last |
2013 |
|
Obs |
6 |
|
Pa first |
97 |
|
Pa last |
80.7 |
|
P.A. Now (θ) |
80.7° |
|
Sep first |
0.4 |
|
Sep last |
0.386 |
|
Sep. Now (ρ) |
0.386" |
|
Mag pri |
9.47 |
|
Mag sec |
10.15 |
|
delta mag (ΔM) |
0.68 |
|
Spectral class |
G (yellow) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
|
|
Pri motion dec |
+010 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 157296 |
|
Constellation |
Ophiuchus |
|
SAO |
102772 |
|
HIP |
84962 |
|
Tycho2 |
0999-02067-1 |
|
Gaia DR2 |
4540654169955121920 |
|
HD |
157296 |
|
BD |
BD+12 3202 |
|
Distance |
111.73 |
|
Distance ly |
364.46 |
|