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85129 (1979 MC5)
Classification: Main-belt Asteroid          SPK-ID: 2085129
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2477928892573587 4.1332e-08  
a 2.327373568083978 9.4676e-09 au
q 1.750666947267241 9.2661e-08 au
i 4.544249468390791 4.4247e-06 deg
node 176.9379949227073 5.2036e-05 deg
peri 203.7490187761209 5.281e-05 deg
M 127.7453869769397 1.1458e-05 deg
tp 2458540.306692028677
(2019-Feb-25.80669203)
3.9617e-05 TDB
period 1296.873372809794
3.55
7.9134e-06
2.167e-08
d
yr
n .2775907097390913 1.6938e-09 deg/d
Q 2.904080188900715 1.1814e-08 au
  Orbit Determination Parameters
   # obs. used (total)      589  
   data-arc span      14913 days (40.83 yr)  
   first obs. used      1979-06-23  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5627  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:33:46  

Additional Information
 Earth MOID = .754262 au 
 Jupiter MOID = 2.55564 au 
 T_jup = 3.528 
[ 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 16.1   n/a MPO453281  

85129 (1979 MC5)          Discovered 1979-Jun-25 by Helin, E. F., Bus, S. J. at Siding Spring
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1979 MC5 = 1999 EX6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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