18306+2400 POU3413

 
 
18h 30m 35.17s +23 59' 45.0" P.A. 242 sep 9.4 mag 10.51,11.70
 
 
Coord 2000
18306+2400
Discov num
POU3413
Comp
Coord arcsec 2000
18 30 35.17 +23 59 45.0
Date first
1894
Date last
2013
Obs
10
Pa first
236
Pa last
242
P.A. Now (θ)
242°
Sep first
11.8
Sep last
9.4
Sep. Now (ρ)
9.4"
Mag pri
10.51
Mag sec
11.70
delta mag (ΔM)
1.19
Spectral class
Pri motion ra
-010
Sec motion ra
-004
Pri motion dec
-028
Sec motion dec
-021
Notes
rPM=0.31
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
241.7
Precise sep
9.37
Constellation
Hercules
Tycho2
2106-00160-1
HD
342325
last precise pa
241.7
last precise sep
9.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18306+2400 POU3413 2000 7 241 9.6 10.51 11.70 D 183035.17+235945.0
18306+2400 POU3413 2001 8 241 9.6 10.51 11.70 D 183035.17+235945.0
18306+2400 POU3413 2013 9 242 9.4 10.51 11.70 183035.17+235945.0

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