21174+3203 HJ 931
21h 17m 21.56s +32° 02' 30.8" P.A. 356.00 sep 9.9 mag 9.50,10.64 Sp G0
| Coord 2000 |
21174+3203 |
|
Discov num |
HJ 931 |
|
Comp |
|
|
Coord arcsec 2000 |
21 17 21.56 +32 02 30.8 |
|
| Date first |
1827 |
|
Date last |
2015 |
|
Obs |
35 |
|
| Pa first |
40 |
|
Pa last |
355.5 |
|
P.A. Now (θ) |
355.5° |
|
| Sep first |
12.0 |
|
Sep last |
9.88 |
|
Sep. Now (ρ) |
9.88" |
|
| Mag pri |
9.50 |
|
Mag sec |
10.64 |
|
delta mag (ΔM) |
1.14 |
|
Spectral class |
G0 (yellow) |
|
| Pri motion ra |
+037 |
|
Sec motion ra |
-008 |
|
| Pri motion dec |
+005 |
|
Sec motion dec |
-005 |
|
| Notes |
U
(Proper motion indicates non-physical) |
|
rPM=1.235
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2706-02537-1 |
|
Gaia DR2 |
1854414497280739584 |
|
