19039+3409 BU 1285AC

 
 
19h 03m 55.60s +34 09' 04.6" P.A. 208 sep 41 mag 7.30,10.70 Sp B3V dist. 561.8 pc (1832.59 l.y.)
 
 
Coord 2000
19039+3409
Discov num
BU 1285
Comp
AC
Coord arcsec 2000
19 03 55.60 +34 09 04.6
Date first
1899
Date last
2002
Obs
6
Pa first
208
Pa last
208
P.A. Now (θ)
208°
Sep first
39.8
Sep last
41.0
Sep. Now (ρ)
41"
Mag pri
7.30
Mag sec
10.70
delta mag (ΔM)
3.4
Spectral class
B3V (blue-white)
Pri motion ra
+001
Sec motion ra
-012
Pri motion dec
-009
Sec motion dec
-009
Notes
N (See Notes)
rPM=0.867
This double is not physical.
 
 
19039+3409 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 67759 19039+3409 BU 1285 AB 1899 2013 5 263 11.6 7.30 12.80 5.50
Show 67759 19039+3409 BU 1285 AC 1899 2002 6 208 41.0 7.30 10.70 3.40 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
208.3
Precise sep
40.98
Constellation
Lyra
SAO
67759
HIP
93621
Tycho2
2648-01823-1
HD
177593
BD
BD+33 3309
Distance
561.8
Distance ly
1832.59
last precise pa
208.3
last precise sep
40.98
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19039+3409 BU 1285 AC 1998 5 208 40.8 7.30 10.70 B3V N D 190355.60+340904.6
19039+3409 BU 1285 AC 2002 6 209 40.8 7.30 10.70 B3V N D 190355.60+340904.6

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