02393-0154 STF 290AB

 
 
02h 39m 18.54s -01 54' 03.6" P.A. 221 sep 10.1 mag 8.56,10.45 Sp G0 dist. 93.98 pc (306.56 l.y.)
 
 
Coord 2000
02393-0154
Discov num
STF 290
Comp
AB
Coord arcsec 2000
02 39 18.54 -01 54 03.6
Date first
1830
Date last
2015
Obs
20
Pa first
220
Pa last
221
P.A. Now (θ)
221°
Sep first
10.3
Sep last
10.1
Sep. Now (ρ)
10.1"
Mag pri
8.56
Mag sec
10.45
delta mag (ΔM)
1.89
Spectral class
G0 (yellow)
Pri motion ra
+067
Sec motion ra
+064
Pri motion dec
+001
Sec motion dec
+000
Notes
V (Proper motion indicates physical)
rPM=0.047 (< 0.3, Physical double)
This double is physical.
 
 
02393-0154 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 02393-0154 STF 290 AB 1830 2015 20 221 10.1 8.56 10.45 1.89 <===
Show 02393-0154 STF 290 AC 1904 2015 4 154 13.1 8.56 14.50 5.94
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.5
Precise sep
10.14
Constellation
Cetus
HIP
12376
Tycho2
4698-00621-1
HD
16560
BD
BD-02 462
Distance
93.98
Distance ly
306.56
last precise pa
220.5
last precise sep
10.14
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02393-0154 STF 290 AB 2003 17 221 9.9 8.56 10.45 G0 D 023918.54-015403.6
02393-0154 STF 290 AB 2011 19 221 10.0 8.56 10.45 G0 D 023918.54-015403.6
02393-0154 STF 290 AB 2015 20 221 10.1 8.56 10.45 G0 V 023918.54-015403.6

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