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JPL Small-Body Database Browser
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71680 (2000 EJ201)
Classification: Main-belt Asteroid          SPK-ID: 2071680
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06943526976724533 5.4352e-08  
a 3.044977142365478 2.5828e-08 au
q 2.833548333050235 1.6844e-07 au
i 20.92244372771195 4.8984e-06 deg
node 92.65837667889495 1.4597e-05 deg
peri 309.5088023080912 4.2383e-05 deg
M 326.9861801116922 4.3542e-05 deg
tp 2458778.478588844659
(2019-Oct-21.97858884)
0.00023569 TDB
period 1940.771840424594
5.31
2.4693e-05
6.761e-08
d
yr
n .185493210743021 2.3601e-09 deg/d
Q 3.256405951680721 2.7621e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1881  
   data-arc span      7293 days (19.97 yr)  
   first obs. used      1998-12-15  
   last obs. used      2018-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41472  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:48:54  

Additional Information
 Earth MOID = 1.88248 au 
 Jupiter MOID = 2.06598 au 
 T_jup = 3.134 
[ 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 13.3   n/a MPO417322  
diameter diameter 7.380 km 0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.187   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71680 (2000 EJ201)          Discovered 2000-Mar-15 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 EJ201 = 1998 XT79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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