18416+2331 POU3486

 
 
18h 41m 36.78s +23 30' 27.4" P.A. 349 sep 21.1 mag 12.41,12.50
 
 
Coord 2000
18416+2331
Discov num
POU3486
Comp
Coord arcsec 2000
18 41 36.78 +23 30 27.4
Date first
1895
Date last
2011
Obs
8
Pa first
350
Pa last
349
P.A. Now (θ)
349°
Sep first
21.3
Sep last
21.1
Sep. Now (ρ)
21.1"
Mag pri
12.41
Mag sec
12.50
delta mag (ΔM)
0.09
Spectral class
Pri motion ra
-004
Sec motion ra
-007
Pri motion dec
-004
Sec motion dec
-006
Notes
rPM=0.391
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
348.6
Precise sep
21.06
Cdsa2 id
POU 3486
Constellation
Hercules
Ra deg
18.693550000000002
De deg
23.50761111111111
last precise pa
348.6
last precise sep
21.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18416+2331 POU3486 1997 5 348 21.1 12.41 12.50 D 184136.78+233027.4
18416+2331 POU3486 2001 6 349 21.1 12.41 12.50 D 184136.78+233027.4
18416+2331 POU3486 2011 7 349 21.1 12.41 12.50 D 184136.78+233027.4

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