21358+3104 HJ 940
21h 35m 46.09s +31° 04' 05.8" P.A. 329.00 sep 21.0 mag 10.75,11.90 Sp G5
Coord 2000 |
21358+3104 |
|
Discov num |
HJ 940 |
|
Comp |
|
|
Coord arcsec 2000 |
21 35 46.09 +31 04 05.8 |
|
Date first |
1879 |
|
Date last |
2018 |
|
Obs |
17 |
|
Pa first |
320 |
|
Pa last |
329.2 |
|
P.A. Now (θ) |
329.2° |
|
Sep first |
19.4 |
|
Sep last |
20.97 |
|
Sep. Now (ρ) |
20.97" |
|
Mag pri |
10.75 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
1.15 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
+010 |
|
Pri motion dec |
-009 |
|
Sec motion dec |
+017 |
|
Notes |
|
|
rPM=1.395
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2704-00547-1 |
|
Gaia DR2 |
1850581698517952640 |
|