20305+3454 ES 2304
20h 30m 27.80s +34° 54' 16.9" P.A. 39.00 sep 3.6 mag 10.11,13.90 Sp A5
Coord 2000 |
20305+3454 |
|
Discov num |
ES 2304 |
|
Comp |
|
|
Coord arcsec 2000 |
20 30 27.80 +34 54 16.9 |
|
Date first |
1927 |
|
Date last |
2015 |
|
Obs |
3 |
|
Pa first |
46 |
|
Pa last |
39 |
|
P.A. Now (θ) |
39° |
|
Sep first |
3.2 |
|
Sep last |
3.638 |
|
Sep. Now (ρ) |
3.638" |
|
Mag pri |
10.11 |
|
Mag sec |
13.90 |
|
delta mag (ΔM) |
3.79 |
|
Spectral class |
A5 (white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
+159 |
|
Pri motion dec |
-002 |
|
Sec motion dec |
+200 |
|
Notes |
U
(Proper motion indicates non-physical) |
|
rPM=1.011
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2693-01056-1 |
|
Gaia DR2 |
2056534902309501184 |
|