21178+5344 TDT 2891
21h 17m 46.69s +53° 44' 06.1" P.A. 201.00 sep 0.5 mag 10.98,11.08 Sp A0V
Coord 2000 |
21178+5344 |
|
Discov num |
TDT2891 |
|
Comp |
|
|
Coord arcsec 2000 |
21 17 46.69 +53 44 06.1 |
|
Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
Pa first |
201 |
|
Pa last |
200.6 |
|
P.A. Now (θ) |
200.6° |
|
Sep first |
0.5 |
|
Sep last |
0.46 |
|
Sep. Now (ρ) |
0.46" |
|
Mag pri |
10.98 |
|
Mag sec |
11.08 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
A0V (white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
+001 |
|
Pri motion dec |
-002 |
|
Sec motion dec |
-002 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3953-00532-1 |
|
Gaia DR2 |
2176088546803200896 |
|