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JPL Small-Body Database Browser
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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1448231969437487 4.6698e-08  
a 2.424055035627466 1.304e-08 au
q 2.072995635800304 1.0923e-07 au
i 7.450361284309155 4.5938e-06 deg
node 191.1645646206242 2.8842e-05 deg
peri 339.9368864564243 3.2309e-05 deg
M 251.9212206125737 1.7784e-05 deg
tp 2459414.356776794915
(2021-Jul-18.85677679)
6.9993e-05 TDB
period 1378.517045534865
3.77
1.1124e-05
3.046e-08
d
yr
n .2611501984440968 2.1073e-09 deg/d
Q 2.775114435454628 1.4929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      742  
   data-arc span      7501 days (20.54 yr)  
   first obs. used      1999-04-14  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55921  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 07:42:21  

Additional Information
 Earth MOID = 1.07986 au 
 Jupiter MOID = 2.19765 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 15.5   n/a MPO493333  
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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