02289+7721 HJ 2129
02h 28m 57.37s +77° 19' 18.2" P.A. 155.00 sep 17.4 mag 9.92,12.70
Coord 2000 |
02289+7721 |
|
Discov num |
HJ 2129 |
|
Comp |
|
|
Coord arcsec 2000 |
02 28 57.37 +77 19 18.2 |
|
Date first |
1831 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
159 |
|
Pa last |
155.3 |
|
P.A. Now (θ) |
155.3° |
|
Sep first |
10.0 |
|
Sep last |
17.361 |
|
Sep. Now (ρ) |
17.361" |
|
Mag pri |
9.92 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
2.78 |
|
Spectral class |
|
|
Pri motion ra |
-006 |
|
Sec motion ra |
+009 |
|
Pri motion dec |
+003 |
|
Sec motion dec |
+001 |
|
Notes |
|
|
rPM=1.671
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cassiopeia |
|
Tycho2 |
4499-00880-1 |
|
Gaia DR2 |
560972692214157568 |
|