17207-2734 RST1953

 
 
17h 20m 39.98s -27 33' 53.7" P.A. 315 sep 1.9 mag 11.00,11.20
 
 
Coord 2000
17207-2734
Discov num
RST1953
Comp
Coord arcsec 2000
17 20 39.98 -27 33 53.7
Date first
1934
Date last
1940
Obs
2
Pa first
315
Pa last
315
P.A. Now (θ)
315°
Sep first
1.8
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
11.00
Mag sec
11.20
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-028
Sec motion ra
Pri motion dec
-097
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
315.4
Precise sep
1.92
Constellation
Ophiuchus
Tycho2
6833-00044-1
last precise pa
315.4
last precise sep
1.92
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17207-2734 RST1953 1940 2 315 1.9 11.00 11.20 172039.98-273353.7

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