02173+5706 BKO 163
02h 17m 20.69s +57° 06' 10.4" P.A. 337.00 sep 9.9 mag 11.80,12.80
| Coord 2000 |
02173+5706 |
|
Discov num |
BKO 163 |
|
Comp |
|
|
Coord arcsec 2000 |
02 17 20.69 +57 06 10.4 |
|
| Date first |
1908 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
337 |
|
Pa last |
336.6 |
|
P.A. Now (θ) |
336.6° |
|
| Sep first |
9.7 |
|
Sep last |
9.853 |
|
Sep. Now (ρ) |
9.853" |
|
| Mag pri |
11.80 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
|
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
rPM=0.447
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Perseus |
|
Gaia DR2 |
458559162683236096 |
|
