18212+2820 STF 2312 (HD 168955)
18h 21m 09.08s +28° 20' 03.5" P.A. 341.00 sep 1.7 mag 9.28,9.91 Sp A0 dist. 404.86 pc (1320.65 l.y.)
| Coord 2000 |
18212+2820 |
|
Discov num |
STF2312 |
|
Comp |
|
|
Coord arcsec 2000 |
18 21 09.08 +28 20 03.5 |
|
| Date first |
1831 |
|
Date last |
2016 |
|
Obs |
31 |
|
| Pa first |
337 |
|
Pa last |
340.6 |
|
P.A. Now (θ) |
340.6° |
|
| Sep first |
1.5 |
|
Sep last |
1.652 |
|
Sep. Now (ρ) |
1.652" |
|
| Mag pri |
9.28 |
|
Mag sec |
9.91 |
|
delta mag (ΔM) |
0.63 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
-009 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 168955 |
|
Constellation |
Hercules |
|
SAO |
85958 |
|
HIP |
89947 |
|
| Tycho2 |
2105-00028-1 |
|
Gaia DR2 |
4586670136033198592 |
|
HD |
168955 |
|
GC |
25058 |
|
| BD |
BD+28 2982 |
|
Distance |
404.86 |
|
Distance ly |
1320.65 |
|
