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332482 (2008 EQ122)
Classification: Main-belt Asteroid          SPK-ID: 2332482
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1510917832950697 7.5049e-08  
a 2.423010328718235 1.7666e-08 au
q 2.056913377209824 1.8706e-07 au
i 3.859786285631392 8.0054e-06 deg
node 176.2154095873216 0.00010503 deg
peri 3.041758954961598 0.00010792 deg
M 90.41859612275748 2.6847e-05 deg
tp 2458654.491646418555
(2019-Jun-19.99164642)
0.00010076 TDB
period 1377.62598216197
3.77
1.5066e-05
4.125e-08
d
yr
n .2613191132146301 2.8579e-09 deg/d
Q 2.789107280226646 2.0335e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      7936 days (21.73 yr)  
   first obs. used      1998-09-25  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64467  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 05:38:52  

Additional Information
 Earth MOID = 1.0604 au 
 Jupiter MOID = 2.17052 au 
 T_jup = 3.494 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457235.5 (2015-Aug-01.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1514018722548446 7.4994e-08  
q 2.055392508476276 1.8714e-07 au
tp 2457276.623586173693
(2015-Sep-11.12358617)
9.3375e-05 TDB
node 176.2643631490936 0.00010505 deg
peri 2.655773672460216 0.00010792 deg
i 3.859533033193125 8.0059e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      7936 days (21.73 yr)  
   first obs. used      1998-09-25  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64467  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 05:38:52  

Additional Information
 Jupiter MOID = 2.17052 au 
 T_jup = 3.494 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.624076913745061E-15 -1.399271596110103E-14 -1.900654294886444E-12 5.210115548630435E-15 -5.692225129585332E-13 -4.93782333938953E-15
q -1.399271596110103E-14 3.502034978639404E-14 5.18100254952947E-12 -8.233776089913173E-15 1.525557912063666E-12 1.18581570055624E-14
tp -1.900654294886444E-12 5.18100254952947E-12 8.7189648418571E-9 6.276461808317962E-11 2.356786708957839E-9 -2.260495035515323E-12
node 5.210115548630435E-15 -8.233776089913173E-15 6.276461808317962E-11 1.103491701772022E-8 -1.099048302331036E-8 -1.284635522130321E-10
peri -5.692225129585332E-13 1.525557912063666E-12 2.356786708957839E-9 -1.099048302331036E-8 1.164709394031937E-8 1.276834771214496E-10
i -4.93782333938953E-15 1.18581570055624E-14 -2.260495035515323E-12 -1.284635522130321E-10 1.276834771214496E-10 6.409383102790826E-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 17.7   n/a MPO418707  

332482 (2008 EQ122)          Discovered 2008-Mar-09 by Spacewatch at Kitt Peak
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

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