20157+0957 J 1234
20h 15m 42.78s +09° 56' 37.9" P.A. 43.00 sep 4.4 mag 11.90,13.40
| Coord 2000 |
20157+0957 |
|
Discov num |
J 1234 |
|
Comp |
|
|
Coord arcsec 2000 |
20 15 42.78 +09 56 37.9 |
|
| Date first |
1915 |
|
Date last |
2020 |
|
Obs |
8 |
|
| Pa first |
39 |
|
Pa last |
43.1 |
|
P.A. Now (θ) |
43.1° |
|
| Sep first |
4.3 |
|
Sep last |
4.398 |
|
Sep. Now (ρ) |
4.398" |
|
| Mag pri |
11.90 |
|
Mag sec |
13.40 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
|
|
| Pri motion dec |
-010 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Tycho2 |
1077-01491-1 |
|
Gaia DR2 |
1801455656428826240 |
|
ADS |
13593 |
|
