20280+3813 ES 2507
20h 28m 00.78s +38° 12' 42.8" P.A. 84.00 sep 8.2 mag 10.50,11.00
| Coord 2000 |
20280+3813 |
|
Discov num |
ES 2507 |
|
Comp |
|
|
Coord arcsec 2000 |
20 28 00.78 +38 12 42.8 |
|
| Date first |
1931 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
85 |
|
Pa last |
83.7 |
|
P.A. Now (θ) |
83.7° |
|
| Sep first |
7.7 |
|
Sep last |
8.173 |
|
Sep. Now (ρ) |
8.173" |
|
| Mag pri |
10.50 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
+006 |
|
Sec motion ra |
+011 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
+005 |
|
| Notes |
|
|
rPM=0.483
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2064077994452488448 |
|