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
Cdsa2 id
KOI 2970 AB
Constellation
Cygnus
Ra deg
19.505183333333335
De deg
40.667833333333334
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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