20278+0311 HJ 917
20h 27m 50.92s +03° 10' 38.5" P.A. 37.00 sep 12.8 mag 11.92,12.67
| Coord 2000 |
20278+0311 |
|
Discov num |
HJ 917 |
|
Comp |
|
|
Coord arcsec 2000 |
20 27 50.92 +03 10 38.5 |
|
| Date first |
1909 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
36 |
|
Pa last |
36.6 |
|
P.A. Now (θ) |
36.6° |
|
| Sep first |
13.1 |
|
Sep last |
12.796 |
|
Sep. Now (ρ) |
12.796" |
|
| Mag pri |
11.92 |
|
Mag sec |
12.67 |
|
delta mag (ΔM) |
0.75 |
|
Spectral class |
|
|
| Pri motion ra |
-001 |
|
Sec motion ra |
+014 |
|
| Pri motion dec |
-009 |
|
Sec motion dec |
-016 |
|
| Notes |
N
(See Notes) |
|
rPM=0.779
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Tycho2 |
0501-02411-1 |
|
Gaia DR2 |
4244711368273471488 |
|
