16451-2311 LDS4690AB (15 Oph)

 
 
16h 45m 08.68s -23 11' 02.3" P.A. 57 sep 105.2 mag 7.03,17.50 Sp F3V dist. 92.42 pc (301.47 l.y.)
 
 
Coord 2000
16451-2311
Discov num
LDS4690
Comp
AB
Coord arcsec 2000
16 45 08.68 -23 11 02.3
Date first
1960
Date last
1999
Obs
3
Pa first
58
Pa last
57
P.A. Now (θ)
57°
Sep first
105.0
Sep last
105.2
Sep. Now (ρ)
105.2"
Mag pri
7.03
Mag sec
17.50
delta mag (ΔM)
10.47
Spectral class
F3V (yellow-white)
Pri motion ra
-019
Sec motion ra
+004
Pri motion dec
-026
Sec motion dec
-011
Notes
rPM=0.853
This double is not physical.
 
 
16451-2311 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 15 Oph 184607 16451-2311 LDS4690 AB 1960 1999 3 57 105.2 7.03 17.50 10.47 <===
Show 16451-2311 LDS4690 BC 1960 1998 3 257 10.6 17.50 19.80 2.30
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
57
Precise sep
105.155
Name
15 Oph
Constellation
Ophiuchus
SAO
184607
HIP
82007
Tycho2
6809-00555-1
HD
150937
BD
BD-22 4205
CD
CD-2211622
CP
CP-22 6229
Flamsteed
15 Ophiuchi
Flamsteed name
15 Oph
Distance
92.42
Distance ly
301.47
last precise pa
57
last precise sep
105.155
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16451-2311 LDS4690 AB 1998 2 57 105.4 7.50 17.50 D 164508.68-231102.3
16451-2311 LDS4690 AB 1999 3 57 105.1 7.50 17.50 D 164508.68-231102.3

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