19040-1911 DYL  39AB

 
 
19h 04m 00.26s -19 11' 15.1" P.A. 25 sep 7.7 mag 11.70,14.70
 
 
Coord 2000
19040-1911
Discov num
DYL  39
Comp
AB
Coord arcsec 2000
19 04 00.26 -19 11 15.1
Date first
1984
Date last
1999
Obs
4
Pa first
26
Pa last
25
P.A. Now (θ)
25°
Sep first
7.9
Sep last
7.7
Sep. Now (ρ)
7.7"
Mag pri
11.70
Mag sec
14.70
delta mag (ΔM)
3
Spectral class
Pri motion ra
+002
Sec motion ra
+005
Pri motion dec
-001
Sec motion dec
+002
Notes
rPM=0.788
Nature of this double is uncertain.
 
 
19040-1911 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19040-1911 DYL 39 AB 1984 1999 4 25 7.7 11.70 14.70 3.00 <===
Show 19040-1911 DYL 39 BC 1984 1984 1 322 4.1 14.70 14.70 0.00
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
24.7
Precise sep
7.705
Constellation
Sagittarius
Tycho2
6291-00878-1
last precise pa
24.7
last precise sep
7.705
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19040-1911 DYL 39 AB 1998 2 26 7.8 11.28 14.30 D 190400.26-191115.1
19040-1911 DYL 39 AB 1999 3 25 7.7 11.70 14.70 D 190400.26-191115.1

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