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JPL Small-Body Database Browser
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447704 (2007 EP42)
Classification: Main-belt Asteroid          SPK-ID: 2447704
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1133479786877054 9.6442e-08  
a 2.255469959084137 1.956e-08 au
q 1.999816998231108 2.2147e-07 au
i 4.650566886940039 1.6241e-05 deg
node 7.30382801715105 0.00010349 deg
peri 222.2448702229788 0.00013144 deg
M 169.3254081555293 8.3348e-05 deg
tp 2458018.566139570599
(2017-Sep-22.06613957)
0.00028356 TDB
period 1237.240128558598
3.39
1.6094e-05
4.406e-08
d
yr
n .2909701938130675 3.785e-09 deg/d
Q 2.511122919937165 2.1777e-08 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      4208 days (11.52 yr)  
   first obs. used      2007-03-09  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63738  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 13:16:55  

Additional Information
 Earth MOID = .992844 au 
 Jupiter MOID = 2.479 au 
 T_jup = 3.611 
[ 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 17.7   n/a MPO456121  

447704 (2007 EP42)          Discovered 2007-Mar-09 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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