21493+6401 TDT 3177
21h 49m 16.03s +64° 00' 53.1" P.A. 89.00 sep 0.4 mag 10.46,10.48
| Coord 2000 |
21493+6401 |
|
Discov num |
TDT3177 |
|
Comp |
|
|
Coord arcsec 2000 |
21 49 16.03 +64 00 53.1 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
89 |
|
Pa last |
89.4 |
|
P.A. Now (θ) |
89.4° |
|
| Sep first |
0.4 |
|
Sep last |
0.4 |
|
Sep. Now (ρ) |
0.4" |
|
| Mag pri |
10.46 |
|
Mag sec |
10.48 |
|
delta mag (ΔM) |
0.02 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-002 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
4270-00474-1 |
|
Gaia DR2 |
2216829644507304960 |
|
