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66354 (1999 JM83)
Classification: Main-belt Asteroid          SPK-ID: 2066354
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02054351063198712 3.3101e-08  
a 2.354182320999668 9.744e-09 au
q 2.305819151458576 7.6861e-08 au
i 14.02705946611575 4.0623e-06 deg
node 129.3389213897676 1.4159e-05 deg
peri 124.4535007818605 9.7432e-05 deg
M 274.9951647233365 9.6536e-05 deg
tp 2459312.029872400478
(2021-Apr-07.52987240)
0.00035404 TDB
period 1319.345584273615
3.61
8.1912e-06
2.243e-08
d
yr
n .272862549654269 1.6941e-09 deg/d
Q 2.402545490540761 9.9442e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1166  
   data-arc span      7597 days (20.80 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55595  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:49:17  

Additional Information
 Earth MOID = 1.30436 au 
 Jupiter MOID = 2.65527 au 
 T_jup = 3.515 
[ 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 14.8   n/a MPO453059  
diameter diameter 3.649 km 0.301 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.121   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66354 (1999 JM83)          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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