21150+3340 TDT 2857
21h 14m 58.77s +33° 40' 03.2" P.A. 288.00 sep 0.5 mag 11.77,11.84
| Coord 2000 |
21150+3340 |
|
Discov num |
TDT2857 |
|
Comp |
|
|
Coord arcsec 2000 |
21 14 58.77 +33 40 03.2 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
288 |
|
Pa last |
287.9 |
|
P.A. Now (θ) |
287.9° |
|
| Sep first |
0.5 |
|
Sep last |
0.47 |
|
Sep. Now (ρ) |
0.47" |
|
| Mag pri |
11.77 |
|
Mag sec |
11.84 |
|
delta mag (ΔM) |
0.07 |
|
Spectral class |
|
|
| Pri motion ra |
-013 |
|
Sec motion ra |
-013 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2706-00032-1 |
|
Gaia DR2 |
1854881647977770752 |
|
