20138+1450 CHE 218AB

 
 
20h 13m 48.18s +14 50' 33.0" P.A. 221.00 sep 26.5 mag 12.17,13.70
 
 
Coord 2000
20138+1450
Discov num
CHE 218
Comp
AB
Coord arcsec 2000
20 13 48.18 +14 50 33.0
Date first
1910
Date last
2015
Obs
7
Pa first
221
Pa last
221
P.A. Now (θ)
221°
Sep first
25.5
Sep last
26.5
Sep. Now (ρ)
26.5"
Mag pri
12.17
Mag sec
13.70
delta mag (ΔM)
1.53
Spectral class
Pri motion ra
+003
Sec motion ra
-011
Pri motion dec
+002
Sec motion dec
-006
Notes
N (See Notes)
Visually invisible, K-band or other infrared star rPM=1.287
This double is not physical.
 
 
20138+1450 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 105858 20138+1450 CHE 218 AB 1910 2015 7 221 26.5 12.17 13.70 1.53 <===
Show 105858 20138+1450 BKO 537 BC 1998 2015 4 106 4.7 13.70 14.40 0.70
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
221.3
Precise sep
26.525
Constellation
Aquila
SAO
105858
Gaia DR2
07553667072
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20138+1450 CHE 218 AB 2008 5 221 26.5 10.10 11.00 D 201348.18+145032.9
20138+1450 CHE 218 AB 2015 7 221 26.5 12.17 13.70 N 201348.18+145033.0

If you need more information about this double, apply for a data request form to the WDS.