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392597 (2011 SP220)
Classification: Main-belt Asteroid          SPK-ID: 2392597
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03037568656722467 2.9878e-07  
a 2.91736779241602 5.3936e-08 au
q 2.828750742752275 8.6958e-07 au
i 3.307172897260059 8.2437e-06 deg
node 85.69449025730897 0.00057549 deg
peri 253.1656340865162 0.00064754 deg
M 291.2571663203829 0.00030667 deg
tp 2459348.044269971962
(2021-May-13.54426997)
0.0015537 TDB
period 1820.057895387636
4.98
5.0473e-05
1.382e-07
d
yr
n .1977959057853636 5.4852e-09 deg/d
Q 3.005984842079766 5.5574e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      5516 days (15.10 yr)  
   first obs. used      2004-03-18  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6836  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:21:31  

Additional Information
 Earth MOID = 1.82112 au 
 Jupiter MOID = 2.10684 au 
 T_jup = 3.278 
[ 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 16.2   n/a MPO434455  

392597 (2011 SP220)          Discovered 2006-Aug-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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