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JPL Small-Body Database Browser
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392340 (2010 EQ122)
Classification: Main-belt Asteroid          SPK-ID: 2392340
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09507231636146229 6.7695e-08  
a 2.678976352011503 3.2592e-08 au
q 2.424279864748189 1.8246e-07 au
i 6.273073426615401 8.1283e-06 deg
node 225.1706953418597 4.8119e-05 deg
peri 16.51546476090338 5.9377e-05 deg
M 349.4022280799144 3.2269e-05 deg
tp 2458647.648058607911
(2019-Jun-13.14805861)
0.0001433 TDB
period 1601.591469116177
4.38
2.9227e-05
8.002e-08
d
yr
n .2247764220414226 4.1019e-09 deg/d
Q 2.933672839274817 3.5691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      5726 days (15.68 yr)  
   first obs. used      2003-11-20  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55366  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:08:45  

Additional Information
 Earth MOID = 1.41243 au 
 Jupiter MOID = 2.07007 au 
 T_jup = 3.362 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457474.5 (2016-Mar-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09418311811242226 6.7775e-08  
q 2.426709361453726 1.824e-07 au
tp 2457046.125183365412
(2015-Jan-23.62518337)
0.00015634 TDB
node 225.171206651904 4.8125e-05 deg
peri 16.46487611791643 5.9582e-05 deg
i 6.272073817090707 8.1282e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      5726 days (15.68 yr)  
   first obs. used      2003-11-20  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55366  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:08:45  

Additional Information
 Jupiter MOID = 2.07007 au 
 T_jup = 3.362 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.593490248577919E-15 -1.219825231441663E-14 -3.630787270426262E-12 2.221946929819334E-14 -8.596500499167808E-13 -4.39259699003768E-16
q -1.219825231441663E-14 3.327006567668793E-14 7.538365205946246E-12 -6.384652433393318E-14 1.865609719070184E-12 3.562781968788864E-15
tp -3.630787270426262E-12 7.538365205946246E-12 2.44429676947571E-8 -1.802650769493223E-11 5.501355399900896E-9 -2.374226637005107E-12
node 2.221946929819334E-14 -6.384652433393318E-14 -1.802650769493223E-11 2.316010913494067E-9 -2.306427282431755E-9 -4.951248140423231E-11
peri -8.596500499167808E-13 1.865609719070184E-12 5.501355399900896E-9 -2.306427282431755E-9 3.54998127300688E-9 4.886966259855601E-11
i -4.39259699003768E-16 3.562781968788864E-15 -2.374226637005107E-12 -4.951248140423231E-11 4.886966259855601E-11 6.606758235960945E-11

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 17.2   n/a MPO434452  

392340 (2010 EQ122)          Discovered 2010-Mar-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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