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JPL Small-Body Database Browser
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71643 (2000 EJ103)
Classification: Main-belt Asteroid          SPK-ID: 2071643
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2054340520874503 5.06e-08  
a 3.100703670213539 3.0791e-08 au
q 2.463713550919143 1.61e-07 au
i 19.65181032421019 6.0793e-06 deg
node 63.25527932010105 1.8851e-05 deg
peri 37.73162253202061 2.606e-05 deg
M 221.4493970236186 1.5607e-05 deg
tp 2459368.028907406340
(2021-Jun-02.52890741)
8.9799e-05 TDB
period 1994.292343234226
5.46
2.9706e-05
8.133e-08
d
yr
n .1805151592851093 2.6889e-09 deg/d
Q 3.737693789507935 3.7117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      583  
   data-arc span      6822 days (18.68 yr)  
   first obs. used      1998-10-12  
   last obs. used      2017-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57003  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 02:16:52  

Additional Information
 Earth MOID = 1.50664 au 
 Jupiter MOID = 1.67932 au 
 T_jup = 3.101 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO359245  
diameter diameter 4.680 km 0.315 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.293   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71643 (2000 EJ103)          Discovered 2000-Mar-12 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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