20001+1636 J  1204AB

 
 
19h 59m 56.11s +16 36' 18.0" P.A. 235 sep 40.2 mag 10.93,12.67
 
 
Coord 2000
20001+1636
Discov num
J  1204
Comp
AB
Coord arcsec 2000
19 59 56.11 +16 36 18.0
Date first
1915
Date last
2006
Obs
4
Pa first
235
Pa last
235
P.A. Now (θ)
235°
Sep first
41.1
Sep last
40.2
Sep. Now (ρ)
40.2"
Mag pri
10.93
Mag sec
12.67
delta mag (ΔM)
1.74
Spectral class
Pri motion ra
+003
Sec motion ra
+017
Pri motion dec
+001
Sec motion dec
-004
Notes
rPM=0.851
This double is not physical.
 
 
20001+1636 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20001+1636 J 1204 AB 1915 2006 4 235 40.2 10.93 12.67 1.74 <===
Show 20001+1636 J 1204 BC 1915 2006 2 271 1.9 12.70 13.70 1.00
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
235
Precise sep
40.19
Constellation
Sagitta
Tycho2
1616-01367-1
last precise pa
235
last precise sep
40.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20001+1636 J 1204 AB 1915 1 235 41.1 9.30 12.00 200060.00+163600.0
20001+1636 J 1204 AB 1997 2 235 40.2 10.93 12.70 D 195956.11+163618.0
20001+1636 J 1204 AB 2006 3 235 40.2 10.93 12.70 D 195956.11+163618.0

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