19569+1935 TOB 305AC

 
 
19h 56m 55.20s +19 35' 45.5" P.A. 147 sep 15.9 mag 9.80,13.40 Sp A2
 
 
Coord 2000
19569+1935
Discov num
TOB 305
Comp
AC
Coord arcsec 2000
19 56 55.20 +19 35 45.5
Date first
1982
Date last
2015
Obs
8
Pa first
147
Pa last
147
P.A. Now (θ)
147°
Sep first
15.1
Sep last
15.9
Sep. Now (ρ)
15.9"
Mag pri
9.80
Mag sec
13.40
delta mag (ΔM)
3.6
Spectral class
A2 (white)
Pri motion ra
-006
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19569+1935 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19569+1935 BRT2523 AB 1938 2015 8 39 5.6 9.80 11.20 1.40
Show 19569+1935 TOB 305 AC 1982 2015 8 147 15.9 9.80 13.40 3.60 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.5
Precise sep
15.944
Constellation
Sagitta
SAO
105456
Tycho2
1624-00778-1
Gaia DR2
99676282752
HD
350884
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19569+1935 TOB 305 AC 1999 2 147 15.8 9.80 13.40 D 195655.20+193545.5
19569+1935 TOB 305 AC 2001 3 147 15.8 9.80 13.40 D 195655.20+193545.5
19569+1935 TOB 305 AC 2015 4 146 15.9 9.80 13.40 A2 195655.20+193545.5

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