21178+4607 TDT 2892
21h 17m 47.14s +46° 07' 15.4" P.A. 156.00 sep 2.5 mag 11.67,12.54
| Coord 2000 |
21178+4607 |
|
Discov num |
TDT2892 |
|
Comp |
|
|
Coord arcsec 2000 |
21 17 47.14 +46 07 15.4 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
156 |
|
Pa last |
156.2 |
|
P.A. Now (θ) |
156.2° |
|
| Sep first |
2.5 |
|
Sep last |
2.46 |
|
Sep. Now (ρ) |
2.46" |
|
| Mag pri |
11.67 |
|
Mag sec |
12.54 |
|
delta mag (ΔM) |
0.87 |
|
Spectral class |
|
|
| Pri motion ra |
+018 |
|
Sec motion ra |
+018 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-002 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3589-03326-1 |
|
Gaia DR2 |
1971997885668716800 |
|
