21203+3839 SEI 1509
21h 20m 16.00s +38° 38' 56.6" P.A. 29.00 sep 24.5 mag 9.08,11.50 Sp F8
| Coord 2000 |
21203+3839 |
|
Discov num |
SEI1509 |
|
Comp |
|
|
Coord arcsec 2000 |
21 20 16.00 +38 38 56.6 |
|
| Date first |
1895 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
33 |
|
Pa last |
29.1 |
|
P.A. Now (θ) |
29.1° |
|
| Sep first |
26.4 |
|
Sep last |
24.517 |
|
Sep. Now (ρ) |
24.517" |
|
| Mag pri |
9.08 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
2.42 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+023 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
+005 |
|
Sec motion dec |
-003 |
|
| Notes |
|
|
rPM=0.876
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3182-00606-1 |
|
Gaia DR2 |
1964893833649863936 |
|
