20443+4716 TDT 2509
20h 44m 20.90s +47° 16' 05.3" P.A. 180.00 sep 1.4 mag 11.70,11.77
Coord 2000 |
20443+4716 |
|
Discov num |
TDT2509 |
|
Comp |
|
|
Coord arcsec 2000 |
20 44 20.90 +47 16 05.3 |
|
Date first |
1991 |
|
Date last |
2016 |
|
Obs |
2 |
|
Pa first |
285 |
|
Pa last |
180.2 |
|
P.A. Now (θ) |
180.2° |
|
Sep first |
0.9 |
|
Sep last |
1.372 |
|
Sep. Now (ρ) |
1.372" |
|
Mag pri |
11.70 |
|
Mag sec |
11.77 |
|
delta mag (ΔM) |
0.07 |
|
Spectral class |
|
|
Pri motion ra |
+004 |
|
Sec motion ra |
+004 |
|
Pri motion dec |
-009 |
|
Sec motion dec |
-009 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3578-00298-1 |
|
Gaia DR2 |
2166652366228983168 |
|