Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1496038074165404 5.2018e-08  
a 2.367254459520931 1.2425e-08 AU
q 2.013104179252816 1.2232e-07 AU
i 6.912567257180081 5.9178e-06 deg
node 153.150952558883 3.6311e-05 deg
peri 214.4012375033311 3.9852e-05 deg
M 95.25798624792881 1.7896e-05 deg
tp 2456648.482108375498
(2013-Dec-21.98210838)
6.4843e-05 JED
period 1330.349779334918
3.64
1.0474e-05
2.868e-08
d
yr
n .2706055246462887 2.1304e-09 deg/d
Q 2.721404739789048 1.4284e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1136  
   data-arc span      21707 days (59.43 yr)  
   first obs. used      1955-09-18  
   last obs. used      2015-02-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48469  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:30:48  

Additional Information
 Earth MOID = 1.01538 AU 
 T_jup = 3.522 
[ 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Mar-26 23:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin