19439+3105 BRT 268AC

 
 
19h 43m 55.82s +31 05' 30.3" P.A. 133 sep 4.6 mag 11.20,12.00 Sp A0
 
 
Coord 2000
19439+3105
Discov num
BRT 268
Comp
AC
Coord arcsec 2000
19 43 55.82 +31 05 30.3
Date first
1900
Date last
2013
Obs
5
Pa first
116
Pa last
133
P.A. Now (θ)
133°
Sep first
2.1
Sep last
4.6
Sep. Now (ρ)
4.6"
Mag pri
11.20
Mag sec
12.00
delta mag (ΔM)
0.8
Spectral class
A0 (white)
Pri motion ra
-064
Sec motion ra
+007
Pri motion dec
+021
Sec motion dec
-008
Notes
rPM=1.139
This double is not physical.
 
 
19439+3105 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19439+3105 BRT 268 AB 1900 1900 1 324 1.5 11.20 11.30 0.10
Show 19439+3105 BRT 268 AC 1900 2013 5 133 4.6 11.20 12.00 0.80 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
132.6
Precise sep
4.57
Constellation
Cygnus
last precise pa
132.6
last precise sep
4.57
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19439+3105 BRT 268 AC 1998 3 132 4.3 11.20 12.00 D 194355.82+310530.3
19439+3105 BRT 268 AC 2002 4 132 4.6 11.20 12.00 D 194355.82+310530.3
19439+3105 BRT 268 AC 2013 5 133 4.6 11.20 12.00 A0 194355.82+310530.3

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