17237-0539 RST4570

 
 
17h 23m 43.17s -05 39' 16.4" P.A. 74 sep 1.2 mag 11.54,11.72
 
 
Coord 2000
17237-0539
Discov num
RST4570
Comp
Coord arcsec 2000
17 23 43.17 -05 39 16.4
Date first
1938
Date last
2015
Obs
5
Pa first
74
Pa last
74
P.A. Now (θ)
74°
Sep first
0.9
Sep last
1.2
Sep. Now (ρ)
1.2"
Mag pri
11.54
Mag sec
11.72
delta mag (ΔM)
0.18
Spectral class
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-010
Sec motion dec
-010
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
74.2
Precise sep
1.229
Constellation
Ophiuchus
Tycho2
5079-00610-1
Gaia DR2
4362138389785100032
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17237-0539 RST4570 1991 4 78 1.3 11.54 11.72 172343.17-053916.4
17237-0539 RST4570 2015 5 74 1.2 11.54 11.72 172343.17-053916.4

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