17553+3753 GRV 969

 
 
17h 55m 18.84s +37 53' 13.8" P.A. 156 sep 43.1 mag 11.80,12.20
 
 
Coord 2000
17553+3753
Discov num
GRV 969
Comp
Coord arcsec 2000
17 55 18.84 +37 53 13.8
Date first
1930
Date last
2010
Obs
5
Pa first
156
Pa last
156
P.A. Now (θ)
156°
Sep first
42.7
Sep last
43.1
Sep. Now (ρ)
43.1"
Mag pri
11.80
Mag sec
12.20
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+014
Sec motion ra
+019
Pri motion dec
-008
Sec motion dec
-017
Notes
rPM=0.404
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
155.7
Precise sep
43.05
Constellation
Hercules
Tycho2
3089-02299-1
last precise pa
155.7
last precise sep
43.05
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17553+3753 GRV 969 2000 4 156 43.0 11.80 12.20 D 175518.84+375313.8
17553+3753 GRV 969 2002 5 156 43.0 11.80 12.20 D 175518.84+375313.8
17553+3753 GRV 969 2010 5 156 43.0 11.80 12.20 175518.84+375313.8

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