17203+6434 HU 921 AB
17h 20m 16.54s +64° 34' 06.8" P.A. 203.00 sep 1.6 mag 9.92,11.22 Sp G0
Coord 2000 |
17203+6434 |
|
Discov num |
HU 921 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 20 16.54 +64 34 06.8 |
|
Date first |
1905 |
|
Date last |
1997 |
|
Obs |
5 |
|
Pa first |
201 |
|
Pa last |
202.9 |
|
P.A. Now (θ) |
202.9° |
|
Sep first |
1.4 |
|
Sep last |
1.6 |
|
Sep. Now (ρ) |
1.6" |
|
Mag pri |
9.92 |
|
Mag sec |
11.22 |
|
delta mag (ΔM) |
1.3 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
+008 |
|
Sec motion ra |
+008 |
|
Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
Notes |
W
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
Tycho2 |
4206-01042-1 |
|