18413+1146 GRV 236

 
 
18h 41m 20.79s +11 46' 20.1" P.A. 353 sep 57.4 mag 9.98,12.64 Sp F8
 
 
Coord 2000
18413+1146
Discov num
GRV 236
Comp
Coord arcsec 2000
18 41 20.79 +11 46 20.1
Date first
1910
Date last
2010
Obs
4
Pa first
354
Pa last
353
P.A. Now (θ)
353°
Sep first
57.2
Sep last
57.4
Sep. Now (ρ)
57.4"
Mag pri
9.98
Mag sec
12.64
delta mag (ΔM)
2.66
Spectral class
F8 (yellow-white)
Pri motion ra
+013
Sec motion ra
+009
Pri motion dec
+018
Sec motion dec
+020
Notes
rPM=0.201 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
353.3
Precise sep
57.41
Constellation
Ophiuchus
Tycho2
1033-03190-1
last precise pa
353.3
last precise sep
57.41
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18413+1146 GRV 236 2000 3 353 57.5 9.90 12.10 D 184120.79+114620.1
18413+1146 GRV 236 2001 4 353 57.4 9.90 12.10 D 184120.79+114620.1
18413+1146 GRV 236 2010 4 353 57.4 9.98 12.64 F8 184120.79+114620.1

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