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65703 (1992 EY4)
Classification: Main-belt Asteroid          SPK-ID: 2065703
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0401805914984418 5.0723e-08  
a 3.174376342323566 2.5201e-08 au
q 3.046828023250345 1.7027e-07 au
i 9.982600696086742 5.2415e-06 deg
node 144.8413411884393 2.5563e-05 deg
peri 7.862117570703878 6.3587e-05 deg
M 2.114406559732475 5.6778e-05 deg
tp 2458988.366892532863
(2020-May-18.86689253)
0.00032582 TDB
period 2065.789414086004
5.66
2.46e-05
6.735e-08
d
yr
n .1742675209512001 2.0752e-09 deg/d
Q 3.301924661396788 2.6214e-08 au
  Orbit Determination Parameters
   # obs. used (total)      568  
   data-arc span      10647 days (29.15 yr)  
   first obs. used      1990-12-11  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57017  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:44:18  

Additional Information
 Earth MOID = 2.05788 au 
 Jupiter MOID = 1.68981 au 
 T_jup = 3.176 
[ 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 14.6   n/a MPO366004  
diameter diameter 6.397 km 0.588 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65703 (1992 EY4)          Discovered 1992-Mar-01 by UESAC at La Silla
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 EY4 = 2001 WX21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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