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382990 (2005 EN73)
Classification: Main-belt Asteroid          SPK-ID: 2382990
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1211171943322121 1.1518e-07  
a 2.768032839584672 2.2245e-08 au
q 2.432776468234751 3.1572e-07 au
i 3.256097446611052 8.7227e-06 deg
node 131.7812362097031 0.00018898 deg
peri 72.41838242321474 0.0001923 deg
M 354.9080049623474 3.22e-05 deg
tp 2458624.292537100343
(2019-May-20.79253710)
0.00015041 TDB
period 1682.11345313327
4.61
2.0277e-05
5.552e-08
d
yr
n .2140164798809668 2.5799e-09 deg/d
Q 3.103289210934594 2.494e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      8453 days (23.14 yr)  
   first obs. used      1996-04-11  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54039  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:00:02  

Additional Information
 Earth MOID = 1.43186 au 
 Jupiter MOID = 1.85919 au 
 T_jup = 3.325 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457521.5 (2016-May-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1209466043023948 1.1535e-07  
q 2.434193754054917 3.1626e-07 au
tp 2456939.799140347245
(2014-Oct-09.29914035)
0.00015418 TDB
node 131.7946490845567 0.00018899 deg
peri 72.06926819056723 0.00019229 deg
i 3.255850016953352 8.7229e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      8453 days (23.14 yr)  
   first obs. used      1996-04-11  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54039  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:00:02  

Additional Information
 Jupiter MOID = 1.85919 au 
 T_jup = 3.325 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.330451041006933E-14 -3.641103880004478E-14 -6.595704294519976E-12 -1.016125331045664E-13 -1.1238902306879E-12 -2.734558785009577E-14
q -3.641103880004478E-14 1.000182653182516E-13 1.749268201852983E-11 2.803192325971093E-13 2.966593774875017E-12 7.511405578366185E-14
tp -6.595704294519976E-12 1.749268201852983E-11 2.377074586807544E-8 4.518599486419859E-11 5.621911591435998E-9 1.631516786835204E-11
node -1.016125331045664E-13 2.803192325971093E-13 4.518599486419859E-11 3.571533557815102E-8 -3.564989769459282E-8 1.064513588191372E-9
peri -1.1238902306879E-12 2.966593774875017E-12 5.621911591435998E-9 -3.564989769459282E-8 3.697616462666754E-8 -1.059702422636305E-9
i -2.734558785009577E-14 7.511405578366185E-14 1.631516786835204E-11 1.064513588191372E-9 -1.059702422636305E-9 7.60888230045839E-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 16.8   n/a MPO434375  

382990 (2005 EN73)          Discovered 2005-Mar-03 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Alternate Designations
 2005 EN73 = 1996 GV4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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