18334+0816 STT 355 (V2393 Oph)

 
 
18h 33m 23.30s +08 16' 05.7" P.A. 248 sep 38.1 mag 6.41,10.31 Sp B8IIIp dist. 558.66 pc (1822.35 l.y.)
 
 
Coord 2000
18334+0816
Discov num
STT 355
Comp
Coord arcsec 2000
18 33 23.30 +08 16 05.7
Date first
1827
Date last
2011
Obs
18
Pa first
248
Pa last
248
P.A. Now (θ)
248°
Sep first
36.0
Sep last
38.1
Sep. Now (ρ)
38.1"
Mag pri
6.41
Mag sec
10.31
delta mag (ΔM)
3.9
Spectral class
B8IIIp (blue-white)
Pri motion ra
+000
Sec motion ra
+006
Pri motion dec
-009
Sec motion dec
+000
Notes
rPM=1.202
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
248
Precise sep
38.1
Var name
V2393 Oph
Constellation
Ophiuchus
SAO
123634
HIP
90971
Tycho2
1024-02578-1
HD
171247
HR
6967
BD
BD+08 3741
Distance
558.66
Distance ly
1822.35
last precise pa
248
last precise sep
38.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18334+0816 STT 355 2003 14 248 37.5 6.41 10.31 B8IIIp D 183323.30+081605.7
18334+0816 STT 355 2011 16 248 38.1 6.41 10.31 B8IIIp D 183323.30+081605.7

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