19557+2839 MLB 476

 
 
19h 55m 40.48s +28 39' 12.5" P.A. 86 sep 6.7 mag 9.46,11.20 Sp A1V
 
 
Coord 2000
19557+2839
Discov num
MLB 476
Comp
Coord arcsec 2000
19 55 40.48 +28 39 12.5
Date first
1926
Date last
2010
Obs
5
Pa first
88
Pa last
86
P.A. Now (θ)
86°
Sep first
5.3
Sep last
6.7
Sep. Now (ρ)
6.7"
Mag pri
9.46
Mag sec
11.20
delta mag (ΔM)
1.74
Spectral class
A1V (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
85.7
Precise sep
6.65
Constellation
Vulpecula
SAO
87940
Tycho2
2152-00285-1
HD
333011
last precise pa
85.7
last precise sep
6.65
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19557+2839 MLB 476 2000 3 87 6.9 9.46 11.20 A1V D 195540.48+283912.5
19557+2839 MLB 476 2002 4 86 6.8 9.46 11.20 A1V D 195540.48+283912.5
19557+2839 MLB 476 2010 5 85 6.0 9.46 11.20 A1V 195540.48+283912.5

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