00300-0357 HJ  322AB (12 Cet)

 
 
00h 30m 02.35s -03 57' 26.3" P.A. 202 sep 12 mag 5.90,10.18 Sp M1III dist. 173.91 pc (567.29 l.y.)
 
 
Coord 2000
00300-0357
Discov num
HJ  322
Comp
AB
Coord arcsec 2000
00 30 02.35 -03 57 26.3
Date first
1827
Date last
2015
Obs
28
Pa first
170
Pa last
202
P.A. Now (θ)
202°
Sep first
8.0
Sep last
12.0
Sep. Now (ρ)
12"
Mag pri
5.90
Mag sec
10.18
delta mag (ΔM)
4.28
Spectral class
M1III (red)
Pri motion ra
+011
Sec motion ra
Pri motion dec
-012
Sec motion dec
Notes
N U (See Notes, Proper motion indicates non-physical)
This double is not physical.
 
 
00300-0357 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12 Cet 128791 00300-0357 HJ 322 AB 1827 2015 28 202 12.0 5.90 10.18 4.28 <===
Show 128791 00300-0357 BU 1345 AC 1837 2015 9 110 223.7 5.90 10.97 5.07
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
202.1
Precise sep
11.98
Name
12 Cet
Cdsa2 id
HJ 322 AB
Constellation
Cetus
SAO
128791
HIP
2353
Tycho2
4675-00412-1
HD
2637
HR
117
GC
584
BD
BD-04 54
Flamsteed
12 Ceti
Flamsteed name
12 Cet
Ra deg
0.5006527777777777
De deg
-3.9573055555555556
Distance
173.91
Distance ly
567.29
last precise pa
202.1
last precise sep
11.98
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00300-0357 HJ 322 AB 1998 26 200 11.6 6.00 10.80 M1III N D 003002.35-035726.3
00300-0357 HJ 322 AB 2015 28 202 12.0 5.90 10.18 M1III NU 003002.35-035726.3

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