19039+3409 BU 1285AB

 
 
19h 03m 55.60s +34 09' 04.6" P.A. 263 sep 11.6 mag 7.30,12.80 Sp B3V
 
 
Coord 2000
19039+3409
Discov num
BU 1285
Comp
AB
Coord arcsec 2000
19 03 55.60 +34 09 04.6
Date first
1899
Date last
2013
Obs
5
Pa first
295
Pa last
263
P.A. Now (θ)
263°
Sep first
11.1
Sep last
11.6
Sep. Now (ρ)
11.6"
Mag pri
7.30
Mag sec
12.80
delta mag (ΔM)
5.5
Spectral class
B3V (blue-white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19039+3409 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19039+3409 BU 1285 AB 1899 2013 5 263 11.6 7.30 12.80 5.50 <===
Show 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
263
Precise sep
11.6
Constellation
Lyra
last precise pa
263
last precise sep
11.6
 
 
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 AB 1998 3 291 11.2 7.30 12.80 B3V N D 190355.60+340904.6
19039+3409 BU 1285 AB 2002 4 291 11.2 7.30 12.80 B3V N D 190355.60+340904.6
19039+3409 BU 1285 AB 2013 5 263 11.6 7.30 12.80 B3V N 190355.60+340904.6

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