01515-1020 BNU   1Aa,Ab

 
 
01h 51m 27.61s -10 20' 05.8" P.A. 172 sep 0.1 mag 3.73, Sp K0III dist. 72.05 pc (235.03 l.y.)
 
 
Coord 2000
01515-1020
Discov num
BNU   1
Comp
Aa,Ab
Coord arcsec 2000
01 51 27.61 -10 20 05.8
Date first
1979
Date last
1979
Obs
1
Pa first
172
Pa last
172
P.A. Now (θ)
172°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
3.73
Mag sec
delta mag (ΔM)
Spectral class
K0III (yellow-orange)
Pri motion ra
+041
Sec motion ra
Pri motion dec
-039
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
01515-1020 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 148059 01515-1020 BNU 1 Aa,Ab 1979 1979 1 172 0.1 3.73 <===
Show Zet Cet 148059 01515-1020 BUP 26 AB 1835 2011 13 40 188.6 3.85 10.15 6.30
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
172
Precise sep
0.055
Constellation
Cetus
SAO
148059
HIP
8645
Tycho2
5278-02437-1
HD
11353
HR
539
GC
2249
BD
BD-11 359
Bayer
Zeta Ceti
Bayer name
Zet Cet
Flamsteed
55 Ceti
Flamsteed name
55 Cet
Distance
72.05
Distance ly
235.03
last precise pa
172
last precise sep
0.055
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01515-1020 BNU 1 Aa,Ab 1979 1 172 0.1 3.73   K0III N 015127.61-102005.8

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