20037+4421 KOI4724AC

 
 
20h 03m 42.89s +44 21' 23.7" P.A. 183 sep 3.3 mag 15.30,15.20
 
 
Coord 2000
20037+4421
Discov num
KOI4724
Comp
AC
Coord arcsec 2000
20 03 42.89 +44 21 23.7
Date first
1998
Date last
2015
Obs
4
Pa first
182
Pa last
183
P.A. Now (θ)
183°
Sep first
3.3
Sep last
3.3
Sep. Now (ρ)
3.3"
Mag pri
15.30
Mag sec
15.20
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-007
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
20037+4421 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20037+4421 KOI4724 AB 1999 2015 4 31 3.1 14.50 15.80 1.30
Show 20037+4421 KOI4724 AC 1998 2015 4 183 3.3 15.30 15.20 0.10 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
M3+M3
last precise pa
183.1
last precise sep
3.298
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20037+4421 KOI4724 AC 2011 3 184 3.2 15.30 15.20 K 200342.89+442123.7
20037+4421 KOI4724 AC 2015 4 183 3.3 15.30 15.20 K 200342.89+442123.7

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