20217+7345 A 870
20h 21m 42.97s +73° 44' 39.5" P.A. 196.00 sep 0.1 mag 10.22,11.30 Sp F8
| Coord 2000 |
20217+7345 |
|
Discov num |
A 870 |
|
Comp |
|
|
Coord arcsec 2000 |
20 21 42.97 +73 44 39.5 |
|
| Date first |
1904 |
|
Date last |
2008 |
|
Obs |
5 |
|
| Pa first |
240 |
|
Pa last |
195.5 |
|
P.A. Now (θ) |
195.5° |
|
| Sep first |
0.5 |
|
Sep last |
0.106 |
|
Sep. Now (ρ) |
0.106" |
|
| Mag pri |
10.22 |
|
Mag sec |
11.30 |
|
delta mag (ΔM) |
1.08 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+025 |
|
Sec motion ra |
|
|
| Pri motion dec |
+024 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Tycho2 |
4458-01128-1 |
|
Gaia DR2 |
2276341153735421312 |
|
