19222+1640 HO 105 (HD 231247)
19h 22m 12.87s +16° 39' 45.0" P.A. 189.00 sep 2.8 mag 8.91,9.94 Sp B9 dist. 854.7 pc (2788.03 l.y.)
| Coord 2000 |
19222+1640 |
|
Discov num |
HO 105 |
|
Comp |
|
|
Coord arcsec 2000 |
19 22 12.87 +16 39 45.0 |
|
| Date first |
1883 |
|
Date last |
2020 |
|
Obs |
20 |
|
| Pa first |
188 |
|
Pa last |
189 |
|
P.A. Now (θ) |
189° |
|
| Sep first |
2.6 |
|
Sep last |
2.779 |
|
Sep. Now (ρ) |
2.779" |
|
| Mag pri |
8.91 |
|
Mag sec |
9.94 |
|
delta mag (ΔM) |
1.03 |
|
Spectral class |
B9 (blue-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
+001 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
rPM=1.346
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 231247 |
|
Constellation |
Sagitta |
|
HIP |
95214 |
|
Tycho2 |
1600-00055-1 |
|
| Gaia DR2 |
4322626683537156224 |
|
HD |
231247 |
|
BD |
BD+16 3829 |
|
Distance |
854.7 |
|
| Distance ly |
2788.03 |
|
