20123+1524 CHE 191AC

 
 
20h 12m 15.87s +15 24' 09.3" P.A. 336 sep 18.1 mag 9.13,11.50 Sp A2
 
 
Coord 2000
20123+1524
Discov num
CHE 191
Comp
AC
Coord arcsec 2000
20 12 15.87 +15 24 09.3
Date first
1910
Date last
2016
Obs
11
Pa first
340
Pa last
336
P.A. Now (θ)
336°
Sep first
19.1
Sep last
18.1
Sep. Now (ρ)
18.1"
Mag pri
9.13
Mag sec
11.50
delta mag (ΔM)
2.37
Spectral class
A2 (white)
Pri motion ra
+008
Sec motion ra
-063
Pri motion dec
+002
Sec motion dec
+018
Notes
rPM=1.111
This double is not physical.
 
 
20123+1524 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20123+1524 CHE 191 AB 1910 2016 13 334 11.9 9.13 9.65 0.52
Show 20123+1524 CHE 191 AC 1910 2016 11 336 18.1 9.13 11.50 2.37 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
336
Precise sep
18.1
Constellation
Aquila
SAO
105826
Tycho2
1618-01164-1
Gaia DR2
66924767104
HD
355106
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20123+1524 CHE 191 AC 2002 6 336 17.3 9.13 11.50 D 201215.87+152409.3
20123+1524 CHE 191 AC 2008 7 337 18.2 9.13 11.50 D 201215.87+152409.3
20123+1524 CHE 191 AC 2016 9 336 18.1 9.13 11.50 A2 201215.87+152409.3

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