21346+4817 SWN 8
21h 34m 37.11s +48° 17' 56.1" P.A. 119.00 sep 7.8 mag 12.70,12.70 Sp B9V
| Coord 2000 |
21346+4817 |
|
Discov num |
SWN 8 |
|
Comp |
|
|
Coord arcsec 2000 |
21 34 37.11 +48 17 56.1 |
|
| Date first |
1904 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
113 |
|
Pa last |
119 |
|
P.A. Now (θ) |
119° |
|
| Sep first |
8.4 |
|
Sep last |
7.793 |
|
Sep. Now (ρ) |
7.793" |
|
| Mag pri |
12.70 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
B9V (blue-white) |
|
| Pri motion ra |
-009 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-010 |
|
| Notes |
R
(Red magnitudes) |
|
rPM=0.813
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1978434667256873216 |
|
