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187531 Omorichugakkou (2006 UM63)
Classification: Main-belt Asteroid          SPK-ID: 2187531
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1061949637522283 5.3995e-08  
a 2.309789948770486 1.0234e-08 au
q 2.064501888885543 1.2637e-07 au
i 5.648122693638032 6.6484e-06 deg
node 12.0703939389569 4.3322e-05 deg
peri 44.67038406272629 5.275e-05 deg
M 355.1317504642288 2.72e-05 deg
tp 2459217.839137394183
(2021-Jan-03.33913739)
9.6873e-05 TDB
period 1282.204089178238
3.51
8.5213e-06
2.333e-08
d
yr
n .2807665355604375 1.8659e-09 deg/d
Q 2.55507800865543 1.132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      309  
   data-arc span      7229 days (19.79 yr)  
   first obs. used      2001-03-26  
   last obs. used      2021-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50073  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:56:55  

Additional Information
 Earth MOID = 1.07924 au 
 Jupiter MOID = 2.73317 au 
 T_jup = 3.571 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO436928  

187531 Omorichugakkou           Discovered 2006 Oct. 20 by Y. Sorimachi and A. Nakajima at Nyukasa.
Omorichugakkou is the name of the junior high school in Suzaka-shi, Nagano prefecture, Japan. Students discovered this minor planet during one of the commemoration events for the 60th anniversary of the school's founding.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-01-12Last Updated: 2017-01-17

Alternate Designations
 2006 UM63 = 2004 CT88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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