21586+4442 ES 683 (HD 208940)
21h 58m 34.32s +44° 41' 32.5" P.A. 249.00 sep 9.3 mag 8.63,10.42 Sp F0
| Coord 2000 |
21586+4442 |
|
Discov num |
ES 683 |
|
Comp |
|
|
Coord arcsec 2000 |
21 58 34.32 +44 41 32.5 |
|
| Date first |
1895 |
|
Date last |
2016 |
|
Obs |
22 |
|
| Pa first |
248 |
|
Pa last |
248.5 |
|
P.A. Now (θ) |
248.5° |
|
| Sep first |
8.6 |
|
Sep last |
9.267 |
|
Sep. Now (ρ) |
9.267" |
|
| Mag pri |
8.63 |
|
Mag sec |
10.42 |
|
delta mag (ΔM) |
1.79 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
+001 |
|
Sec motion dec |
+005 |
|
| Notes |
|
|
rPM=0.809
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 208940 |
|
Constellation |
Cygnus |
|
SAO |
51504 |
|
Tycho2 |
3197-01078-1 |
|
| Gaia DR2 |
1961308090011813120 |
|
HD |
208940 |
|
