20257+3709 ES 2192
20h 25m 37.64s +37° 07' 48.4" P.A. 79.00 sep 2.8 mag 9.70,12.00 Sp B
| Coord 2000 |
20257+3709 |
|
Discov num |
ES 2192 |
|
Comp |
|
|
Coord arcsec 2000 |
20 25 37.64 +37 07 48.4 |
|
| Date first |
1925 |
|
Date last |
2006 |
|
Obs |
4 |
|
| Pa first |
84 |
|
Pa last |
79.1 |
|
P.A. Now (θ) |
79.1° |
|
| Sep first |
2.6 |
|
Sep last |
2.83 |
|
Sep. Now (ρ) |
2.83" |
|
| Mag pri |
9.70 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
B (blue-white) |
|
| Pri motion ra |
-009 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2697-00907-1 |
|
Gaia DR2 |
2057909424985697664 |
|