19597+3055 A   379

 
 
19h 59m 41.80s +30 54' 50.2" P.A. 227 sep 2.6 mag 7.58,11.08 Sp B6II dist. 450.45 pc (1469.37 l.y.)
 
 
Coord 2000
19597+3055
Discov num
A   379
Comp
Coord arcsec 2000
19 59 41.80 +30 54 50.2
Date first
1902
Date last
1991
Obs
8
Pa first
226
Pa last
227
P.A. Now (θ)
227°
Sep first
2.5
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
7.58
Mag sec
11.08
delta mag (ΔM)
3.5
Spectral class
B6II (blue-white)
Pri motion ra
+001
Sec motion ra
-001
Pri motion dec
-001
Sec motion dec
-003
Notes
rPM=0.894
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
227.1
Precise sep
2.64
Constellation
Cygnus
SAO
69223
HIP
98409
Tycho2
2670-04188-1
HD
189597
BD
BD+30 3845
Distance
450.45
Distance ly
1469.37
last precise pa
227.1
last precise sep
2.64
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19597+3055 A 379 1991 8 227 2.6 7.58 11.08 B6II 195941.80+305450.2

If you need more information about this double, apply for a data request form to the WDS.