22308+5637 DOO 17
22h 30m 48.31s +56° 36' 18.1" P.A. 238.00 sep 3.3 mag 10.05,11.80 Sp B0IV
Coord 2000 |
22308+5637 |
|
Discov num |
DOO 17 |
|
Comp |
|
|
Coord arcsec 2000 |
22 30 48.31 +56 36 18.1 |
|
Date first |
1899 |
|
Date last |
2006 |
|
Obs |
7 |
|
Pa first |
237 |
|
Pa last |
237.5 |
|
P.A. Now (θ) |
237.5° |
|
Sep first |
3.0 |
|
Sep last |
3.34 |
|
Sep. Now (ρ) |
3.34" |
|
Mag pri |
10.05 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
1.75 |
|
Spectral class |
B0IV (blue-white) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
-069 |
|
Pri motion dec |
+002 |
|
Sec motion dec |
-007 |
|
Notes |
N
(See Notes) |
|
rPM=1.046
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lacerta |
|
Tycho2 |
3991-01436-1 |
|
Gaia DR2 |
2007525545903203200 |
|