00455-1253 TNN   2AC

 
 
00H 45M 28.69S -12 52' 50.9" P.A. 240 SEP 4 MAG 4.62,10.34 SP G0V DIST. 31 PC (101.12 L.Y.)
 
 
Coord 2000
00455-1253
Discov num
TNN   2
Comp
AC
Coord arcsec 2000
00 45 28.69 -12 52 50.9
Date first
2004
Date last
2005
Obs
2
Pa first
241
Pa last
240
P.A. Now (θ)
240°
Sep first
4.0
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
4.62
Mag sec
10.34
delta mag (ΔM)
5.72
Spectral class
G0V (yellow)
Pri motion ra
-032
Sec motion ra
Pri motion dec
-206
Sec motion dec
Notes
N V K (See Notes, Proper motion indicates physical, K-band or other infrared magnitudes)
This double is physical.
 
 
00455-1253 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18 Cet 147432 00455-1253 BUP 8 AB 1901 2015 7 245 61.7 6.21 13.13 6.92
Show 147432 00455-1253 TNN 2 AC 2004 2005 2 240 4.0 4.62 10.34 5.72 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cetus
SAO
147432
HIP
3559
Tycho2
5271-00677-1
HD
4307
HR
203
GC
907
GL
GJ 1020
BD
BD-13 128
Flamsteed
18 Ceti
Flamsteed name
18 Cet
Distance
31
Distance ly
101.12
last precise pa
240
last precise sep
4.01