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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2481283436521683 3.666e-08  
a 2.326780971037527 8.6651e-09 au
q 1.749440662652601 8.2785e-08 au
i 4.545127626781415 3.9783e-06 deg
node 176.9414337620676 4.8223e-05 deg
peri 203.7256987588722 4.9004e-05 deg
M 237.7252959930081 1.1868e-05 deg
tp 2459836.817352923513
(2022-Sep-14.31735292)
4.4504e-05 TDB
period 1296.378088499815
3.55
7.2417e-06
1.983e-08
d
yr
n .2776967639252501 1.5512e-09 deg/d
Q 2.904121279422452 1.0815e-08 au
  Orbit Determination Parameters
   # obs. used (total)      636  
   data-arc span      15329 days (41.97 yr)  
   first obs. used      1979-06-23  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56379  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:51:01  

Additional Information
 Earth MOID = .752266 au 
 Jupiter MOID = 2.55773 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 16.17   n/a MPO614063  

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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