19303+4040 KOI2970AB

 
 
19h 30m 18.66s +40 40' 04.2" P.A. 355 sep 4.4 mag 12.86,16.80
 
 
Coord 2000
19303+4040
Discov num
KOI2970
Comp
AB
Coord arcsec 2000
19 30 18.66 +40 40 04.2
Date first
1998
Date last
2013
Obs
2
Pa first
355
Pa last
355
P.A. Now (θ)
355°
Sep first
4.6
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
12.86
Mag sec
16.80
delta mag (ΔM)
3.94
Spectral class
Pri motion ra
+004
Sec motion ra
Pri motion dec
+011
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
19303+4040 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19303+4040 KOI2970 AB 1998 2013 2 355 4.4 12.86 16.80 3.94 <===
Show 19303+4040 KOI2970 AC 2013 2013 1 326 5.8 12.86 22.00 9.14
Show 19303+4040 KOI2970 AD 2013 2013 1 216 6.3 12.86 20.70 7.84
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
354.8
Precise sep
4.393
Constellation
Cygnus
last precise pa
354.8
last precise sep
4.393
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19303+4040 KOI2970 AB 2013 1 355 4.4 12.86 16.80 R 193018.66+404004.2

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