21016+4948 TDT 2700
21h 01m 34.45s +49° 48' 25.0" P.A. 19.00 sep 1.6 mag 11.91,12.52
| Coord 2000 |
21016+4948 |
|
Discov num |
TDT2700 |
|
Comp |
|
|
Coord arcsec 2000 |
21 01 34.45 +49 48 25.0 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
2 |
|
| Pa first |
102 |
|
Pa last |
19.2 |
|
P.A. Now (θ) |
19.2° |
|
| Sep first |
0.9 |
|
Sep last |
1.65 |
|
Sep. Now (ρ) |
1.65" |
|
| Mag pri |
11.91 |
|
Mag sec |
12.52 |
|
delta mag (ΔM) |
0.61 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-021 |
|
Sec motion dec |
-021 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3596-01121-1 |
|
Gaia DR2 |
2168722055125737216 |
|
