19544+3001 AG  393

 
 
19h 54m 23.07s +30 01' 30.8" P.A. 202 sep 2.1 mag 8.47,10.06 Sp B7III dist. 2777.78 pc (9061.12 l.y.)
 
 
Coord 2000
19544+3001
Discov num
AG  393
Comp
Coord arcsec 2000
19 54 23.07 +30 01 30.8
Date first
1902
Date last
2001
Obs
10
Pa first
201
Pa last
202
P.A. Now (θ)
202°
Sep first
2.0
Sep last
2.1
Sep. Now (ρ)
2.1"
Mag pri
8.47
Mag sec
10.06
delta mag (ΔM)
1.59
Spectral class
B7III (blue-white)
Pri motion ra
+003
Sec motion ra
+003
Pri motion dec
+003
Sec motion dec
+003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
201.5
Precise sep
2.08
Constellation
Cygnus
SAO
87907
HIP
97949
Tycho2
2669-02080-1
HD
188504
BD
BD+29 3795
Distance
2777.78
Distance ly
9061.12
last precise pa
201.5
last precise sep
2.08
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19544+3001 AG 393 2001 10 202 2.1 8.47 10.06 B7III D 195423.07+300130.8

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