23371+5759 HDS 3360 (HD 240339)
23h 37m 03.85s +57° 58' 52.2" P.A. 129.00 sep 1.2 mag 9.29,11.77 Sp B8 dist. 263.85 pc (860.68 l.y.)
Coord 2000 |
23371+5759 |
|
Discov num |
HDS3360 |
|
Comp |
|
|
Coord arcsec 2000 |
23 37 03.85 +57 58 52.2 |
|
Date first |
1991 |
|
Date last |
2010 |
|
Obs |
4 |
|
Pa first |
128 |
|
Pa last |
129.2 |
|
P.A. Now (θ) |
129.2° |
|
Sep first |
1.2 |
|
Sep last |
1.205 |
|
Sep. Now (ρ) |
1.205" |
|
Mag pri |
9.29 |
|
Mag sec |
11.77 |
|
delta mag (ΔM) |
2.48 |
|
Spectral class |
B8 (blue-white) |
|
Pri motion ra |
+009 |
|
Sec motion ra |
+009 |
|
Pri motion dec |
-007 |
|
Sec motion dec |
-006 |
|
Notes |
|
|
rPM=0.088 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 240339 |
|
Constellation |
Cassiopeia |
|
SAO |
35599 |
|
HIP |
116538 |
|
Tycho2 |
4008-00554-1 |
|
Gaia DR2 |
1998967909448297984 |
|
HD |
240339 |
|
BD |
BD+57 2765 |
|
Distance |
263.85 |
|
Distance ly |
860.68 |
|