18445+4317 JKA   3AC

 
 
18h 44m 27.95s +43 16' 56.7" P.A. 273 sep 15.9 mag 15.30,12.50
 
 
Coord 2000
18445+4317
Discov num
JKA   3
Comp
AC
Coord arcsec 2000
18 44 27.95 +43 16 56.7
Date first
1998
Date last
2003
Obs
2
Pa first
273
Pa last
273
P.A. Now (θ)
273°
Sep first
15.9
Sep last
15.9
Sep. Now (ρ)
15.9"
Mag pri
15.30
Mag sec
12.50
delta mag (ΔM)
2.8
Spectral class
Pri motion ra
-023
Sec motion ra
-027
Pri motion dec
-024
Sec motion dec
-025
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.112 (< 0.3, Physical double)
This double is physical.
 
 
18445+4317 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18445+4317 KOI4419 AB 2010 2010 1 120 3.9 12.30 17.90 5.60
Show 18445+4317 JKA 3 AC 1998 2003 2 273 15.9 15.30 12.50 2.80 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
272.6
Precise sep
15.901
Constellation
Lyra
last precise pa
272.6
last precise sep
15.901
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18445+4317 JKA 3 AC 2003 2 273 15.9 15.30 12.50 V R 184427.95+431656.7

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