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JPL Small-Body Database Browser
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324742 (2007 EJ217)
Classification: Main-belt Asteroid          SPK-ID: 2324742
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1027016711334643 4.6337e-08  
a 2.810801710574419 2.7586e-08 au
q 2.522127677673626 1.3347e-07 au
i 11.50587679386541 4.9279e-06 deg
node 189.3227915582279 2.4208e-05 deg
peri 300.3474897578972 3.2707e-05 deg
M 251.9010500979215 2.2276e-05 deg
tp 2459117.347851149596
(2020-Sep-24.84785115)
0.00010826 TDB
period 1721.249157206447
4.71
2.534e-05
6.938e-08
d
yr
n .2091504292058873 3.079e-09 deg/d
Q 3.099475743475211 3.042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      9294 days (25.45 yr)  
   first obs. used      1993-04-22  
   last obs. used      2018-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64947  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:29:05  

Additional Information
 Earth MOID = 1.5581 au 
 Jupiter MOID = 1.98492 au 
 T_jup = 3.284 
[ 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 16.0   n/a MPO418667  

324742 (2007 EJ217)          Discovered 2007-Mar-10 by Spacewatch at Kitt Peak
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

Alternate Designations
 2007 EJ217 = 2009 UJ40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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