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66348 (1999 JC73)
Classification: Main-belt Asteroid          SPK-ID: 2066348
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1447609402243165 3.7814e-08  
a 2.424497195444765 1.1013e-08 au
q 2.073524701860962 9.0997e-08 au
i 7.449866969849713 4.2775e-06 deg
node 191.1583528860303 2.8566e-05 deg
peri 339.8705398632121 3.1562e-05 deg
M 304.2105055211691 1.5197e-05 deg
tp 2459414.188367588829
(2021-Jul-18.68836759)
5.8801e-05 TDB
period 1378.894235386349
3.78
9.3956e-06
2.572e-08
d
yr
n .2610787620699078 1.779e-09 deg/d
Q 2.775469689028567 1.2608e-08 au
  Orbit Determination Parameters
   # obs. used (total)      869  
   data-arc span      8010 days (21.93 yr)  
   first obs. used      1999-04-14  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52932  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:01:31  

Additional Information
 Earth MOID = 1.08002 au 
 Jupiter MOID = 2.19639 au 
 T_jup = 3.486 
[ 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 15.55   n/a MPCxxxxx  
diameter diameter 2.776 km 0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.159   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66348 (1999 JC73)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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