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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09529247444178097 6.7712e-08  
a 2.678118214476694 3.2748e-08 au
q 2.422913702971605 1.825e-07 au
i 6.270135979336705 8.1193e-06 deg
node 225.1260956061874 4.7772e-05 deg
peri 15.98624569362284 5.895e-05 deg
M 79.81443503274555 3.145e-05 deg
tp 2458645.586936655566
(2019-Jun-11.08693666)
0.0001417 TDB
period 1600.82199105433
4.38
2.9362e-05
8.039e-08
d
yr
n .2248844668624883 4.1248e-09 deg/d
Q 2.933322725981782 3.5868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   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      .57441  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:43:46  

Additional Information
 Earth MOID = 1.41123 au 
 Jupiter MOID = 2.0691 au 
 T_jup = 3.363 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457485.5 (2016-Apr-07.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09418695566484443 6.7767e-08  
q 2.426704004055239 1.8234e-07 au
tp 2457046.133098797823
(2015-Jan-23.63309880)
0.00015583 TDB
node 225.1709405319995 4.7723e-05 deg
peri 16.46670174381564 5.9202e-05 deg
i 6.272091591777254 8.1231e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      121  
   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      .57441  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:43:46  

Additional Information
 Jupiter MOID = 2.0691 au 
 T_jup = 3.363 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.592342659368921E-15 -1.219330870831724E-14 -3.617589741107909E-12 2.170827775255855E-14 -8.564491355346235E-13 -4.093010239216078E-16
q -1.219330870831724E-14 3.324806613521345E-14 7.478691060455295E-12 -6.231926743592651E-14 1.85189358973602E-12 3.463591931979831E-15
tp -3.617589741107909E-12 7.478691060455295E-12 2.42825039522729E-8 -1.727549354446067E-11 5.467726604662563E-9 -2.49251771389974E-12
node 2.170827775255855E-14 -6.231926743592651E-14 -1.727549354446067E-11 2.277488162729511E-9 -2.267967653603004E-9 -4.772646032746438E-11
peri -8.564491355346235E-13 1.85189358973602E-12 5.467726604662563E-9 -2.267967653603004E-9 3.504844804867415E-9 4.706964405733825E-11
i -4.093010239216078E-16 3.463591931979831E-15 -2.49251771389974E-12 -4.772646032746438E-11 4.706964405733825E-11 6.598506011560405E-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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