17564-0845 RST3988

 
 
17h 56m 25.18s -08 44' 44.3" P.A. 20 sep 0.7 mag 10.80,13.10
 
 
Coord 2000
17564-0845
Discov num
RST3988
Comp
Coord arcsec 2000
17 56 25.18 -08 44 44.3
Date first
1938
Date last
1943
Obs
2
Pa first
22
Pa last
20
P.A. Now (θ)
20°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
10.80
Mag sec
13.10
delta mag (ΔM)
2.3
Spectral class
Pri motion ra
+018
Sec motion ra
Pri motion dec
-039
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
19.7
Precise sep
0.74
Constellation
Ophiuchus
Tycho2
5674-00633-1
last precise pa
19.7
last precise sep
0.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17564-0845 RST3988 1943 2 20 0.7 10.80 13.10 175625.18-084444.3

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