21173+3457 TDT 2886
21h 17m 17.83s +34° 57' 04.3" P.A. 82.00 sep 0.5 mag 11.41,11.59
Coord 2000 |
21173+3457 |
|
Discov num |
TDT2886 |
|
Comp |
|
|
Coord arcsec 2000 |
21 17 17.83 +34 57 04.3 |
|
Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
Pa first |
82 |
|
Pa last |
81.7 |
|
P.A. Now (θ) |
81.7° |
|
Sep first |
0.5 |
|
Sep last |
0.48 |
|
Sep. Now (ρ) |
0.48" |
|
Mag pri |
11.41 |
|
Mag sec |
11.59 |
|
delta mag (ΔM) |
0.18 |
|
Spectral class |
|
|
Pri motion ra |
-001 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
-008 |
|
Sec motion dec |
-008 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2710-00750-1 |
|
Gaia DR2 |
1867363067761296512 |
|