21495+5019 TDT 3180
21h 49m 32.94s +50° 18' 44.9" P.A. 67.00 sep 1.9 mag 11.21,12.12
| Coord 2000 |
21495+5019 |
|
Discov num |
TDT3180 |
|
Comp |
|
|
Coord arcsec 2000 |
21 49 32.94 +50 18 44.9 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
71 |
|
Pa last |
66.5 |
|
P.A. Now (θ) |
66.5° |
|
| Sep first |
1.9 |
|
Sep last |
1.859 |
|
Sep. Now (ρ) |
1.859" |
|
| Mag pri |
11.21 |
|
Mag sec |
12.12 |
|
delta mag (ΔM) |
0.91 |
|
Spectral class |
|
|
| Pri motion ra |
-012 |
|
Sec motion ra |
-012 |
|
| Pri motion dec |
-026 |
|
Sec motion dec |
-026 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3612-00674-1 |
|
Gaia DR2 |
1980497007459017088 |
|
