21057+3232 TDT 2740
21h 05m 44.07s +32° 31' 57.5" P.A. 305.00 sep 0.4 mag 11.14,11.21
Coord 2000 |
21057+3232 |
|
Discov num |
TDT2740 |
|
Comp |
|
|
Coord arcsec 2000 |
21 05 44.07 +32 31 57.5 |
|
Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
Pa first |
305 |
|
Pa last |
304.5 |
|
P.A. Now (θ) |
304.5° |
|
Sep first |
0.4 |
|
Sep last |
0.44 |
|
Sep. Now (ρ) |
0.44" |
|
Mag pri |
11.14 |
|
Mag sec |
11.21 |
|
delta mag (ΔM) |
0.07 |
|
Spectral class |
|
|
Pri motion ra |
+008 |
|
Sec motion ra |
+008 |
|
Pri motion dec |
-011 |
|
Sec motion dec |
-011 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2705-00836-1 |
|
Gaia DR2 |
1865186000381251072 |
|