20213+3035 WJD 1
20h 21m 17.50s +30° 34' 41.2" P.A. 262.00 sep 8.8 mag 11.06,13.50 Sp M4III
| Coord 2000 |
20213+3035 |
|
Discov num |
WJD 1 |
|
Comp |
|
|
Coord arcsec 2000 |
20 21 17.50 +30 34 41.2 |
|
| Date first |
2000 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
264 |
|
Pa last |
261.9 |
|
P.A. Now (θ) |
261.9° |
|
| Sep first |
9.2 |
|
Sep last |
8.834 |
|
Sep. Now (ρ) |
8.834" |
|
| Mag pri |
11.06 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
2.44 |
|
Spectral class |
M4III (red) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
|
|
| Pri motion dec |
+000 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2672-01449-1 |
|
Gaia DR2 |
1861588020387732992 |
|
