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
Cdsa2 id
STF 2542 AB
Constellation
Cygnus
Ra deg
19.53267222222222
De deg
52.98522222222223
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.