19587+4026 KOI 643AB

 
 
19h 58m 43.51s +40 25' 42.3" P.A. 279.00 sep 2.2 mag 12.50,12.60
 
 
Coord 2000
19587+4026
Discov num
KOI 643
Comp
AB
Coord arcsec 2000
19 58 43.51 +40 25 42.3
Date first
2010
Date last
2015
Obs
2
Pa first
277
Pa last
279
P.A. Now (θ)
279°
Sep first
2.2
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
12.50
Mag sec
12.60
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
+008
Sec motion ra
Pri motion dec
+013
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star Nature of this double is uncertain.
 
 
19587+4026 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19587+4026 KOI 643 AB 2010 2015 2 279 2.2 12.50 12.60 0.10 <===
Show 19587+4026 KOI 643 AC 2010 2015 2 197 3.3 12.50 13.10 0.60
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
279.2
Precise sep
2.215
Constellation
Cygnus
Gaia DR2
17608962944
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19587+4026 KOI 643 AB 2010 1 277 2.2 12.50 12.60 K 195843.51+402542.3
19587+4026 KOI 643 AB 2015 2 279 2.2 12.50 12.60 K 195843.51+402542.3

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