16472+0204 STF2096AB (19 Oph)

 
 
16h 47m 09.76s +02 03' 52.4" P.A. 89 sep 23.6 mag 6.09,9.68 Sp A3V dist. 166.11 pc (541.85 l.y.)
 
 
Coord 2000
16472+0204
Discov num
STF2096
Comp
AB
Coord arcsec 2000
16 47 09.76 +02 03 52.4
Date first
1783
Date last
2012
Obs
56
Pa first
93
Pa last
89
P.A. Now (θ)
89°
Sep first
20.5
Sep last
23.6
Sep. Now (ρ)
23.6"
Mag pri
6.09
Mag sec
9.68
delta mag (ΔM)
3.59
Spectral class
A3V (white)
Pri motion ra
-012
Sec motion ra
-001
Pri motion dec
-014
Sec motion dec
-007
Notes
N (See Notes)
rPM=0.707
Nature of this double is uncertain.
 
 
16472+0204 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19 Oph 121859 16472+0204 STF2096 AB 1783 2012 56 89 23.6 6.09 9.68 3.59 <===
Show 121859 16472+0204 STF2096 AC 1909 2000 7 193 214.7 6.09 11.43 5.34
Show 121859 16472+0204 GMC 4 AD 2000 2012 3 270 88.2 6.09 13.80 7.71
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
89.4
Precise sep
23.59
Name
19 Oph
Constellation
Ophiuchus
SAO
121859
HIP
82162
Tycho2
0388-00497-1
HD
151431
HR
6232
GC
22592
BD
BD+02 3175
Flamsteed
19 Ophiuchi
Flamsteed name
19 Oph
Distance
166.11
Distance ly
541.85
last precise pa
89.4
last precise sep
23.59
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16472+0204 STF2096 AB 2006 51 88 23.4 6.09 9.68 A3V N D 164709.76+020352.4
16472+0204 STF2096 AB 2009 52 88 23.7 6.09 9.68 A3V N D 164709.76+020352.4
16472+0204 STF2096 AB 2012 54 88 24.0 6.09 9.68 A3V N D 164709.76+020352.4

If you need more information about this double, apply for a data request form to the WDS.