19519+4121 HDS2831

 
 
19h 51m 51.00s +41 20' 55.7" P.A. 236 sep 0.3 mag 7.79,10.75 Sp B9 dist. 354.61 pc (1156.74 l.y.)
 
 
Coord 2000
19519+4121
Discov num
HDS2831
Comp
Coord arcsec 2000
19 51 51.00 +41 20 55.7
Date first
1991
Date last
1991
Obs
1
Pa first
236
Pa last
236
P.A. Now (θ)
236°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
7.79
Mag sec
10.75
delta mag (ΔM)
2.96
Spectral class
B9 (blue-white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
236
Precise sep
0.262
Cdsa2 id
HDS 2831
Constellation
Cygnus
HIP
97750
HD
188101
Ra deg
19.86416666666667
De deg
41.34880555555556
Distance
354.61
Distance ly
1156.74
last precise pa
236
last precise sep
0.262
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19519+4121 HDS2831 1991 1 236 0.3 7.79 10.75 B9 195151.00+412055.7

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