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JPL Small-Body Database Browser
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392320 (2010 EP42)
Classification: Main-belt Asteroid          SPK-ID: 2392320
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2241131024102459 5.179e-08  
a 2.627288394058918 3.4042e-08 au
q 2.038478641139941 1.4124e-07 au
i 5.192397514386145 1.3881e-05 deg
node 94.19220859027679 7.0049e-05 deg
peri 69.33632983050983 9.9988e-05 deg
M 145.4033459828917 6.3469e-05 deg
tp 2458372.250795099088
(2018-Sep-10.75079510)
0.00026411 TDB
period 1555.46429991329
4.26
3.0232e-05
8.277e-08
d
yr
n .2314421488298178 4.4982e-09 deg/d
Q 3.216098146977894 4.1671e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      9631 days (26.37 yr)  
   first obs. used      1993-02-22  
   last obs. used      2019-07-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62047  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:43:31  

Additional Information
 Earth MOID = 1.05347 au 
 Jupiter MOID = 1.78188 au 
 T_jup = 3.360 
[ 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 17.3   n/a MPO281924  
diameter diameter 2.272 km 0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392320 (2010 EP42)          Discovered 2010-Mar-04 by CSS at Catalina
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2010 EP42 = 2006 GK55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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