20514+4519 ARG 40
20h 51m 21.57s +45° 19' 03.3" P.A. 250.00 sep 9.2 mag 9.35,10.29 Sp A5+F
Coord 2000 |
20514+4519 |
|
Discov num |
ARG 40 |
|
Comp |
|
|
Coord arcsec 2000 |
20 51 21.57 +45 19 03.3 |
|
Date first |
1892 |
|
Date last |
2018 |
|
Obs |
31 |
|
Pa first |
250 |
|
Pa last |
250 |
|
P.A. Now (θ) |
250° |
|
Sep first |
9.2 |
|
Sep last |
9.213 |
|
Sep. Now (ρ) |
9.213" |
|
Mag pri |
9.35 |
|
Mag sec |
10.29 |
|
delta mag (ΔM) |
0.94 |
|
Spectral class |
A5+F (white/yellow-white) |
|
Pri motion ra |
+010 |
|
Sec motion ra |
+011 |
|
Pri motion dec |
+001 |
|
Sec motion dec |
+001 |
|
Notes |
T
(Parallax indicates physical) |
|
rPM=0.091 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3575-01826-1 |
|
Gaia DR2 |
2163253981941534336 |
|