19563+0001 BAL 917

 
 
19h 56m 16.20s +00 00' 44.2" P.A. 104 sep 16.8 mag 11.69,12.69
 
 
Coord 2000
19563+0001
Discov num
BAL 917
Comp
Coord arcsec 2000
19 56 16.20 +00 00 44.2
Date first
1896
Date last
2010
Obs
5
Pa first
103
Pa last
104
P.A. Now (θ)
104°
Sep first
16.9
Sep last
16.8
Sep. Now (ρ)
16.8"
Mag pri
11.69
Mag sec
12.69
delta mag (ΔM)
1
Spectral class
Pri motion ra
+003
Sec motion ra
+000
Pri motion dec
+005
Sec motion dec
+002
Notes
rPM=0.728
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
104
Precise sep
16.78
Constellation
Aquila
Tycho2
0481-02672-1
last precise pa
104
last precise sep
16.78
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19563+0001 BAL 917 1998 3 104 16.8 12.67 12.69 D 195616.20+000044.2
19563+0001 BAL 917 2000 4 103 16.5 12.67 12.69 D 195616.20+000044.2
19563+0001 BAL 917 2010 5 104 16.7 11.69 12.69 195616.20+000044.2

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