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
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
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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