19317+5300 STF2542AB

 
 
19h 31m 57.62s +52 59' 06.8" P.A. 252 sep 11.7 mag 8.86,9.61 Sp A1:+A3:
 
 
Coord 2000
19317+5300
Discov num
STF2542
Comp
AB
Coord arcsec 2000
19 31 57.62 +52 59 06.8
Date first
1830
Date last
2015
Obs
34
Pa first
254
Pa last
252
P.A. Now (θ)
252°
Sep first
11.3
Sep last
11.7
Sep. Now (ρ)
11.7"
Mag pri
8.86
Mag sec
9.61
delta mag (ΔM)
0.75
Spectral class
A1:+A3: (white/white)
Pri motion ra
-003
Sec motion ra
-005
Pri motion dec
+003
Sec motion dec
+002
Notes
N (See Notes)
rPM=0.415
Nature of this double is uncertain.
 
 
19317+5300 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19317+5300 STF2542 AB 1830 2015 34 252 11.7 8.86 9.61 0.75 <===
Show 19317+5300 STF2542 AC 1902 2015 10 269 40.5 8.86 11.50 2.64
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
251.9
Precise sep
11.7
Constellation
Cygnus
last precise pa
251.9
last precise sep
11.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19317+5300 STF2542 AB 2004 30 254 11.9 8.70 9.20 G0 N D 193157.62+525906.8
19317+5300 STF2542 AB 2012 32 253 11.6 8.86 9.61 A1: A3: N D 193157.62+525906.8
19317+5300 STF2542 AB 2015 34 252 11.7 8.86 9.61 A1:+A3: N 193157.62+525906.8

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