16584+4753 HU  667

 
 
16h 58m 23.20s +47 53' 00.6" P.A. 167 sep 2.2 mag 9.52,13.30 Sp F8
 
 
Coord 2000
16584+4753
Discov num
HU  667
Comp
Coord arcsec 2000
16 58 23.20 +47 53 00.6
Date first
1904
Date last
1976
Obs
4
Pa first
169
Pa last
167
P.A. Now (θ)
167°
Sep first
2.3
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
9.52
Mag sec
13.30
delta mag (ΔM)
3.78
Spectral class
F8 (yellow-white)
Pri motion ra
-069
Sec motion ra
Pri motion dec
-086
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
167.3
Precise sep
2.24
Constellation
Hercules
SAO
46415
Tycho2
3503-01956-1
last precise pa
167.3
last precise sep
2.24
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16584+4753 HU 667 1976 4 167 2.2 9.52 13.30 F8 165823.20+475300.6

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