20304+5014 ES 1100
20h 30m 24.25s +50° 14' 54.7" P.A. 285.00 sep 2.6 mag 10.85,11.14
Coord 2000 |
20304+5014 |
|
Discov num |
ES 1100 |
|
Comp |
|
|
Coord arcsec 2000 |
20 30 24.25 +50 14 54.7 |
|
Date first |
1911 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
282 |
|
Pa last |
285.4 |
|
P.A. Now (θ) |
285.4° |
|
Sep first |
2.3 |
|
Sep last |
2.562 |
|
Sep. Now (ρ) |
2.562" |
|
Mag pri |
10.85 |
|
Mag sec |
11.14 |
|
delta mag (ΔM) |
0.29 |
|
Spectral class |
|
|
Pri motion ra |
+011 |
|
Sec motion ra |
+008 |
|
Pri motion dec |
-010 |
|
Sec motion dec |
-009 |
|
Notes |
|
|
rPM=0.213 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3581-00158-1 |
|
Gaia DR2 |
2180146706795562240 |
|
ADS |
13947 |
|