19040-1907 DYL  37BC

 
 
19h 03m 57.87s -19 06' 39.4" P.A. 220 sep 3.9 mag 13.50,14.00
 
 
Coord 2000
19040-1907
Discov num
DYL  37
Comp
BC
Coord arcsec 2000
19 03 57.87 -19 06 39.4
Date first
1984
Date last
1984
Obs
1
Pa first
220
Pa last
220
P.A. Now (θ)
220°
Sep first
3.9
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
13.50
Mag sec
14.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-031
Sec motion ra
Pri motion dec
-029
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19040-1907 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19040-1907 DYL 37 AB 1984 1999 4 237 11.4 12.00 13.50 1.50
Show 19040-1907 DYL 37 BC 1984 1984 1 220 3.9 13.50 14.00 0.50 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.1
Precise sep
3.87
Constellation
Sagittarius
last precise pa
220.1
last precise sep
3.87
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19040-1907 DYL 37 BC 1984 1 220 3.9 13.50 14.00 190400.00-190700.0

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