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390244 (2012 XX79)
Classification: Main-belt Asteroid          SPK-ID: 2390244
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07260795214251113 6.2289e-08  
a 2.393023538207839 1.855e-08 au
q 2.219270999669741 1.5019e-07 au
i 4.974475091862766 7.9973e-06 deg
node 169.2141580693115 6.8349e-05 deg
peri 87.68200377119776 9.1731e-05 deg
M 172.8884118035354 5.9229e-05 deg
tp 2458351.144883964210
(2018-Aug-20.64488396)
0.00022144 TDB
period 1352.131350703426
3.70
1.5722e-05
4.304e-08
d
yr
n .2662463227501643 3.0957e-09 deg/d
Q 2.566776076745936 1.9897e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      6059 days (16.59 yr)  
   first obs. used      2003-03-27  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63549  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:57:48  

Additional Information
 Earth MOID = 1.21121 au 
 Jupiter MOID = 2.45763 au 
 T_jup = 3.522 
[ show covariance matrix ]

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 17.5   n/a MPO494979  

390244 (2012 XX79)          Discovered 2004-Sep-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2012 XX79 = 2004 RP354 = 2010 JX8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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