21217+3436 COU 1334
21h 21m 51.57s +34° 35' 49.9" P.A. 148.00 sep 0.8 mag 11.30,12.60
| Coord 2000 |
21217+3436 |
|
Discov num |
COU1334 |
|
Comp |
|
|
Coord arcsec 2000 |
21 21 51.57 +34 35 49.9 |
|
| Date first |
1975 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
145 |
|
Pa last |
148.3 |
|
P.A. Now (θ) |
148.3° |
|
| Sep first |
0.8 |
|
Sep last |
0.82 |
|
Sep. Now (ρ) |
0.82" |
|
| Mag pri |
11.30 |
|
Mag sec |
12.60 |
|
delta mag (ΔM) |
1.3 |
|
Spectral class |
|
|
| Pri motion ra |
+032 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2711-01326-1 |
|
Gaia DR2 |
1855363581969220992 |
|
