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146964 (2002 JM66)
Classification: Main-belt Asteroid          SPK-ID: 2146964
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2227461307619597 4.387e-08  
a 2.179265760263422 1.4209e-08 au
q 1.693842744262725 1.0237e-07 au
i 3.25391831332387 4.1121e-06 deg
node 190.963276329408 8.7412e-05 deg
peri 148.7907858486532 8.8213e-05 deg
M 138.7479036890705 1.596e-05 deg
tp 2458547.615299487722
(2019-Mar-05.11529949)
4.9014e-05 TDB
period 1175.06994952359
3.22
1.1492e-05
3.146e-08
d
yr
n .3063647403679715 2.9962e-09 deg/d
Q 2.66468877626412 1.7374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      572  
   data-arc span      6528 days (17.87 yr)  
   first obs. used      2002-05-10  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58445  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:22:13  

Additional Information
 Earth MOID = .686355 au 
 Jupiter MOID = 2.73704 au 
 T_jup = 3.647 
[ 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 16.4   n/a MPO449801  
diameter diameter 3.084 km 0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146964 (2002 JM66)          Discovered 2002-May-10 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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