02163-0949 STF 242AB

 
 
02h 16m 15.87s -09 49' 16.5" P.A. 250 sep 81 mag 6.98,11.29 Sp G0 dist. 48.12 pc (156.97 l.y.)
 
 
Coord 2000
02163-0949
Discov num
STF 242
Comp
AB
Coord arcsec 2000
02 16 15.87 -09 49 16.5
Date first
1877
Date last
2017
Obs
21
Pa first
229
Pa last
250
P.A. Now (θ)
250°
Sep first
50.5
Sep last
81.0
Sep. Now (ρ)
81"
Mag pri
6.98
Mag sec
11.29
delta mag (ΔM)
4.31
Spectral class
G0 (yellow)
Pri motion ra
+264
Sec motion ra
+004
Pri motion dec
-038
Sec motion dec
-003
Notes
N L U (See Notes, Linear solution, Proper motion indicates non-physical)
This double is not physical.
 
 
02163-0949 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 02163-0949 STF 242 AB 1877 2017 21 250 81.0 6.98 11.29 4.31 <===
Show 02163-0949 ARN 30 AC 1900 2017 11 221 260.2 6.98 9.64 2.66
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cetus
HIP
10584
HD
14044
BD
BD-10 462
Distance
48.12
Distance ly
156.97
last precise pa
249.6
last precise sep
81
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02163-0949 STF 242 AB 1998 14 248 75.4 6.98 9.50 G0 NLD 021615.71-094916.1
02163-0949 STF 242 AB 2011 18 249 78.1 6.98 9.50 G0 NLD 021615.71-094916.1
02163-0949 STF 242 AB 2015 20 248 79.4 6.98 11.29 G0 NL U 021615.71-094916.1
02163-0949 STF 242 AB 2017 21 250 81.0 6.98 11.29 G0 NL U 021615.87-094916.5

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