21019+4055 TDT 2704
21h 01m 56.73s +40° 55' 12.7" P.A. 316.00 sep 1.1 mag 12.07,12.47
| Coord 2000 |
21019+4055 |
|
Discov num |
TDT2704 |
|
Comp |
|
|
Coord arcsec 2000 |
21 01 56.73 +40 55 12.7 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
316 |
|
Pa last |
316.3 |
|
P.A. Now (θ) |
316.3° |
|
| Sep first |
1.1 |
|
Sep last |
1.1 |
|
Sep. Now (ρ) |
1.1" |
|
| Mag pri |
12.07 |
|
Mag sec |
12.47 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
|
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3172-02243-1 |
|
Gaia DR2 |
1873402199791772544 |
|
