18319+2516 GCB  33

 
 
18h 31m 35.62s +25 22' 16.3" P.A. 50 sep 5.1 mag 9.56,11.00 Sp G0
 
 
Coord 2000
18319+2516
Discov num
GCB  33
Comp
Coord arcsec 2000
18 31 35.62 +25 22 16.3
Date first
1897
Date last
2011
Obs
5
Pa first
46
Pa last
50
P.A. Now (θ)
50°
Sep first
4.7
Sep last
5.1
Sep. Now (ρ)
5.1"
Mag pri
9.56
Mag sec
11.00
delta mag (ΔM)
1.44
Spectral class
G0 (yellow)
Pri motion ra
+001
Sec motion ra
+008
Pri motion dec
+007
Sec motion dec
+005
Notes
rPM=0.772
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
49.7
Precise sep
5.13
Constellation
Hercules
Tycho2
2110-00388-1
HD
336391
last precise pa
49.7
last precise sep
5.13
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18319+2516 GCB 33 2000 3 50 5.2 9.56 11.00 DI 183135.62+252216.3
18319+2516 GCB 33 2011 4 50 5.1 9.56 11.00 D 183135.62+252216.3

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