17133-2908 B   335AB

 
 
17h 13m 18.52s -29 07' 31.4" P.A. 208 sep 4.5 mag 9.71,15.20 Sp A9V
 
 
Coord 2000
17133-2908
Discov num
B   335
Comp
AB
Coord arcsec 2000
17 13 18.52 -29 07 31.4
Date first
1927
Date last
1927
Obs
1
Pa first
208
Pa last
208
P.A. Now (θ)
208°
Sep first
4.5
Sep last
4.5
Sep. Now (ρ)
4.5"
Mag pri
9.71
Mag sec
15.20
delta mag (ΔM)
5.49
Spectral class
A9V (white)
Pri motion ra
-009
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
17133-2908 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 185161 17133-2908 OCC 744 Aa,Ab 1988 1988 0 0.1 10.00 10.00 0.00
Show 185161 17133-2908 B 335 AB 1927 1927 1 208 4.5 9.71 15.20 5.49 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
207.6
Precise sep
4.45
Constellation
Ophiuchus
SAO
185161
Tycho2
6824-00191-1
HD
155517
last precise pa
207.6
last precise sep
4.45
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17133-2908 B 335 AB 1927 1 208 4.5 9.71 15.20 A9V 171318.52-290731.4

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