20556+4004 TDT 2634
20h 55m 37.16s +40° 04' 08.8" P.A. 54.00 sep 1.9 mag 11.73,12.37
Coord 2000 |
20556+4004 |
|
Discov num |
TDT2634 |
|
Comp |
|
|
Coord arcsec 2000 |
20 55 37.16 +40 04 08.8 |
|
Date first |
1991 |
|
Date last |
2016 |
|
Obs |
2 |
|
Pa first |
187 |
|
Pa last |
53.5 |
|
P.A. Now (θ) |
53.5° |
|
Sep first |
0.9 |
|
Sep last |
1.889 |
|
Sep. Now (ρ) |
1.889" |
|
Mag pri |
11.73 |
|
Mag sec |
12.37 |
|
delta mag (ΔM) |
0.64 |
|
Spectral class |
|
|
Pri motion ra |
+008 |
|
Sec motion ra |
+008 |
|
Pri motion dec |
+007 |
|
Sec motion dec |
+007 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3171-01556-1 |
|
Gaia DR2 |
1873291806261818496 |
|