21163+3856 TDT 2875
21h 16m 20.39s +38° 55' 38.6" P.A. 144.00 sep 1.8 mag 9.80,12.24
Coord 2000 |
21163+3856 |
|
Discov num |
TDT2875 |
|
Comp |
|
|
Coord arcsec 2000 |
21 16 20.39 +38 55 38.6 |
|
Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
Pa first |
144 |
|
Pa last |
143.8 |
|
P.A. Now (θ) |
143.8° |
|
Sep first |
1.8 |
|
Sep last |
1.76 |
|
Sep. Now (ρ) |
1.76" |
|
Mag pri |
9.80 |
|
Mag sec |
12.24 |
|
delta mag (ΔM) |
2.44 |
|
Spectral class |
|
|
Pri motion ra |
-004 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
-005 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3169-00601-1 |
|
Gaia DR2 |
1965135696153566336 |
|