20256+4155 ARG 92 AB
20h 25m 36.16s +41° 54' 35.9" P.A. 309.00 sep 41.7 mag 9.71,10.52 Sp A5
Coord 2000 |
20256+4155 |
|
Discov num |
ARG 92 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 25 36.16 +41 54 35.9 |
|
Date first |
1892 |
|
Date last |
2018 |
|
Obs |
16 |
|
Pa first |
312 |
|
Pa last |
308.6 |
|
P.A. Now (θ) |
308.6° |
|
Sep first |
41.0 |
|
Sep last |
41.728 |
|
Sep. Now (ρ) |
41.728" |
|
Mag pri |
9.71 |
|
Mag sec |
10.52 |
|
delta mag (ΔM) |
0.81 |
|
Spectral class |
A5 (white) |
|
Pri motion ra |
+016 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
+013 |
|
Sec motion dec |
+005 |
|
Notes |
W
|
|
rPM=0.782
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3160-01538-1 |
|