20209+5511 TDT 2197
20h 20m 56.89s +55° 10' 55.8" P.A. 241.00 sep 2.0 mag 10.81,13.32 Sp B8
| Coord 2000 |
20209+5511 |
|
Discov num |
TDT2197 |
|
Comp |
|
|
Coord arcsec 2000 |
20 20 56.89 +55 10 55.8 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
241 |
|
Pa last |
241 |
|
P.A. Now (θ) |
241° |
|
| Sep first |
2.0 |
|
Sep last |
1.99 |
|
Sep. Now (ρ) |
1.99" |
|
| Mag pri |
10.81 |
|
Mag sec |
13.32 |
|
delta mag (ΔM) |
2.51 |
|
Spectral class |
B8 (blue-white) |
|
| Pri motion ra |
-001 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
-017 |
|
Sec motion dec |
-017 |
|
| Notes |
X
(Dubious double) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3941-01878-1 |
|
Gaia DR2 |
2185317332018388736 |
|
