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66350 (1999 JS76)
Classification: Main-belt Asteroid          SPK-ID: 2066350
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09931067899897106 3.8396e-08  
a 2.379652448495756 1.0187e-08 au
q 2.143327548054079 9.1928e-08 au
i 7.696857992263968 4.3602e-06 deg
node 224.4624095587618 2.9872e-05 deg
peri 9.598950442625213 3.6702e-05 deg
M 271.1702002220151 2.2975e-05 deg
tp 2459331.345253125555
(2021-Apr-26.84525313)
8.6385e-05 TDB
period 1340.814585002789
3.67
8.61e-06
2.357e-08
d
yr
n .2684934994194228 1.7241e-09 deg/d
Q 2.615977348937434 1.1199e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1439  
   data-arc span      7598 days (20.80 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53537  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:18:20  

Additional Information
 Earth MOID = 1.13275 au 
 Jupiter MOID = 2.37451 au 
 T_jup = 3.520 
[ 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 14.7   n/a MPO351309  
diameter diameter 3.011 km 0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.309   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66350 (1999 JS76)          Discovered 1999-May-10 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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