21495+5736 TDT 3179
21h 49m 30.46s +57° 35' 51.9" P.A. 74.00 sep 1.7 mag 11.45,12.46 Sp B8
| Coord 2000 |
21495+5736 |
|
Discov num |
TDT3179 |
|
Comp |
|
|
Coord arcsec 2000 |
21 49 30.46 +57 35 51.9 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
74 |
|
Pa last |
74.3 |
|
P.A. Now (θ) |
74.3° |
|
| Sep first |
1.7 |
|
Sep last |
1.73 |
|
Sep. Now (ρ) |
1.73" |
|
| Mag pri |
11.45 |
|
Mag sec |
12.46 |
|
delta mag (ΔM) |
1.01 |
|
Spectral class |
B8 (blue-white) |
|
| Pri motion ra |
-006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-005 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
3976-00434-1 |
|
Gaia DR2 |
2202263898583373696 |
|
