19401+2331 POU4004

 
 
19h 40m 07.90s +23 30' 56.6" P.A. 299 sep 10.7 mag 11.21,14.77 Sp O7.5:V:
 
 
Coord 2000
19401+2331
Discov num
POU4004
Comp
Coord arcsec 2000
19 40 07.90 +23 30 56.6
Date first
1905
Date last
2008
Obs
4
Pa first
306
Pa last
299
P.A. Now (θ)
299°
Sep first
10.4
Sep last
10.7
Sep. Now (ρ)
10.7"
Mag pri
11.21
Mag sec
14.77
delta mag (ΔM)
3.56
Spectral class
O7.5:V: (blue)
Pri motion ra
-005
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
298.8
Precise sep
10.68
Constellation
Vulpecula
last precise pa
298.8
last precise sep
10.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19401+2331 POU4004 1997 2 305 10.1 11.21 14.77 D 194007.91+233056.8
19401+2331 POU4004 2008 3 299 10.7 11.21 14.77 D 194007.90+233056.6

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