00331+1558 HEI  17

 
 
00h 33m 08.16s +15 58' 43.2" P.A. 221.00 sep 1.9 mag 10.57,13.20
 
 
Coord 2000
00331+1558
Discov num
HEI  17
Comp
Coord arcsec 2000
00 33 08.16 +15 58 43.2
Date first
1978
Date last
2016
Obs
4
Pa first
224
Pa last
221
P.A. Now (θ)
221°
Sep first
1.7
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
10.57
Mag sec
13.20
delta mag (ΔM)
2.63
Spectral class
Pri motion ra
+006
Sec motion ra
+007
Pri motion dec
+019
Sec motion dec
+020
Notes
V (Proper motion indicates physical)
rPM=0.067 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.8
Precise sep
1.852
Constellation
Hydra
SAO
91966
Tycho2
1187-00532-1
Gaia DR2
2780851415601081600
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00331+1558 HEI 17 1978 1 224 1.7 10.57 13.20 003308.16+155843.2

If you need more information about this double, apply for a data request form to the WDS.