19407+2911 SLE 665AC

 
 
19h 40m 43.27s +29 11' 07.3" P.A. 50 sep 11.2 mag 12.50,13.10
 
 
Coord 2000
19407+2911
Discov num
SLE 665
Comp
AC
Coord arcsec 2000
19 40 43.27 +29 11 07.3
Date first
1895
Date last
2015
Obs
11
Pa first
50
Pa last
50
P.A. Now (θ)
50°
Sep first
10.6
Sep last
11.2
Sep. Now (ρ)
11.2"
Mag pri
12.50
Mag sec
13.10
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
-008
Sec motion ra
-002
Pri motion dec
-012
Sec motion dec
-003
Notes
rPM=0.75
Nature of this double is uncertain.
 
 
19407+2911 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19407+2911 SLE 665 AB 1984 2015 9 283 7.2 12.50 12.60 0.10
Show 19407+2911 SLE 665 AC 1895 2015 11 50 11.2 12.50 13.10 0.60 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
49.5
Precise sep
11.161
Constellation
Cygnus
Tycho2
2151-05196-1
Gaia DR2
63364243712
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19407+2911 SLE 665 AC 1984 3 51 11.2 10.92 11.00 194039.71+291039.2
19407+2911 SLE 665 AC 2010 4 49 11.3 12.50 13.10 194043.27+291107.3
19407+2911 SLE 665 AC 2015 7 50 11.2 12.50 13.10 194043.27+291107.3

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