18409+2447 POU3477

 
 
18h 40m 56.93s +24 46' 58.1" P.A. 147 sep 14 mag 12.20,13.90
 
 
Coord 2000
18409+2447
Discov num
POU3477
Comp
Coord arcsec 2000
18 40 56.93 +24 46 58.1
Date first
1905
Date last
2010
Obs
8
Pa first
147
Pa last
147
P.A. Now (θ)
147°
Sep first
14.2
Sep last
14.0
Sep. Now (ρ)
14"
Mag pri
12.20
Mag sec
13.90
delta mag (ΔM)
1.7
Spectral class
Pri motion ra
-010
Sec motion ra
-013
Pri motion dec
-014
Sec motion dec
-009
Notes
rPM=0.339
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.8
Precise sep
14.03
Constellation
Hercules
last precise pa
146.8
last precise sep
14.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18409+2447 POU3477 2006 4 147 14.0 12.64 14.60 184047.74+244711.1
18409+2447 POU3477 2010 8 147 13.9 12.20 13.90 184056.93+244658.1

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