20001+1636 J  1204BC

 
 
19H 59M 53.81S +16 35' 54.9" P.A. 271 SEP 1.9 MAG 12.70,13.70
 
 
Coord 2000
20001+1636
Discov num
J  1204
Comp
BC
Coord arcsec 2000
19 59 53.81 +16 35 54.9
Date first
1915
Date last
2006
Obs
2
Pa first
261
Pa last
271
P.A. Now (θ)
271°
Sep first
2.4
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
12.70
Mag sec
13.70
delta mag (ΔM)
1
Spectral class
Pri motion ra
+025
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
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
 
 
Constellation
Sagitta
Tycho2
1616-01367-1
last precise pa
271.1
last precise sep
1.93