20016+7027 A 865 (HD 190833)
20h 01m 34.00s +70° 27' 16.2" P.A. 89.00 sep 2.6 mag 8.28,10.32 Sp B9 dist. 183.82 pc (599.62 l.y.)
| Coord 2000 |
20016+7027 |
|
Discov num |
A 865 |
|
Comp |
|
|
Coord arcsec 2000 |
20 01 34.00 +70 27 16.2 |
|
| Date first |
1904 |
|
Date last |
2015 |
|
Obs |
17 |
|
| Pa first |
86 |
|
Pa last |
88.9 |
|
P.A. Now (θ) |
88.9° |
|
| Sep first |
2.5 |
|
Sep last |
2.635 |
|
Sep. Now (ρ) |
2.635" |
|
| Mag pri |
8.28 |
|
Mag sec |
10.32 |
|
delta mag (ΔM) |
2.04 |
|
Spectral class |
B9 (blue-white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+012 |
|
| Pri motion dec |
+011 |
|
Sec motion dec |
+010 |
|
| Notes |
|
|
rPM=0.643
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 190833 |
|
Constellation |
Draco |
|
SAO |
9608 |
|
HIP |
98594 |
|
| Tycho2 |
4450-00807-1 |
|
Gaia DR2 |
2251529338122601728 |
|
HD |
190833 |
|
BD |
BD+70 1102 |
|
| Distance |
183.82 |
|
Distance ly |
599.62 |
|
