18042+1613 GCB  30

 
 
18h 04m 01.86s +16 12' 15.0" P.A. 155 sep 0.9 mag 12.00,12.50
 
 
Coord 2000
18042+1613
Discov num
GCB  30
Comp
Coord arcsec 2000
18 04 01.86 +16 12 15.0
Date first
1923
Date last
1982
Obs
2
Pa first
155
Pa last
155
P.A. Now (θ)
155°
Sep first
0.7
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
12.00
Mag sec
12.50
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-001
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
I (Identification uncertain)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
155.1
Precise sep
0.89
Constellation
Hercules
last precise pa
155.1
last precise sep
0.89
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18042+1613 GCB 30 1982 2 155 0.9 11.30 11.80 180417.10+161238.8

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