19505+3848 GMC 20
19h 50m 29.02s +38° 48' 10.7" P.A. 83.00 sep 12.2 mag 15.80,15.70 Sp G7V+G9V
Coord 2000 |
19505+3848 |
|
Discov num |
GMC 20 |
|
Comp |
|
|
Coord arcsec 2000 |
19 50 29.02 +38 48 10.7 |
|
Date first |
1952 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
84 |
|
Pa last |
82.9 |
|
P.A. Now (θ) |
82.9° |
|
Sep first |
12.7 |
|
Sep last |
12.197 |
|
Sep. Now (ρ) |
12.197" |
|
Mag pri |
15.80 |
|
Mag sec |
15.70 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
G7V+G9V (yellow/yellow) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
-008 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.331
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2072982874722854656 |
|