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12412 Muchisachie (1995 ST4)
Classification: Main-belt Asteroid          SPK-ID: 2012412
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1505215257950369 5.1142e-08  
a 2.366267438550382 1.2363e-08 au
q 2.010093253260665 1.1993e-07 au
i 6.915565678819574 5.8894e-06 deg
node 153.1477137834464 3.4289e-05 deg
peri 214.5494678169636 3.792e-05 deg
M 203.2939260329872 1.8193e-05 deg
tp 2457979.232001372342
(2017-Aug-13.73200137)
6.969e-05 JED
period 1329.517836927624
3.64
1.0419e-05
2.853e-08
d
yr
n .2707748553655528 2.122e-09 deg/d
Q 2.722441623840099 1.4223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1235  
   data-arc span      21816 days (59.73 yr)  
   first obs. used      1955-09-18  
   last obs. used      2015-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47142  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:09:34  

Additional Information
 Earth MOID = 1.01052 au 
 Jupiter MOID = 2.73054 au 
 T_jup = 3.523 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0 mag n/a MPO324423  

12412 Muchisachie           Discovered 1995 Sept. 20 by K. Endate and K. Watanabe at Kitami.
Muchi Sachie (b. 1919) is a music teacher. Originally a high-school teacher, she led the choral group at the Asakura High School, Fukuoka, during 1940-1986 and won numerous awards. She also led the Mixed Chorus Suite Asakura Hymn, composed by Akira Miyoshi. The name was suggested by M. Hirai and K. Hurukawa.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20081212/MPCPages.arcLast Updated: 2008-12-12

Alternate Designations
 1995 ST4 = 1955 SY = 1992 YW 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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