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
Cdsa2 id
BU 1285 AB
Constellation
Lyra
Ra deg
19.065444444444445
De deg
34.15127777777778
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.