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JPL Small-Body Database Browser
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410227 (2007 SA20)
Classification: Main-belt Asteroid          SPK-ID: 2410227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05276392200852344 7.7964e-08  
a 2.401642587279421 2.3151e-08 au
q 2.274922505111862 1.9061e-07 au
i 7.227804506756808 9.4677e-06 deg
node 190.3055207737262 5.3991e-05 deg
peri 203.1377944389833 9.0629e-05 deg
M 30.31983301995477 7.3591e-05 deg
tp 2458486.005323207477
(2019-Jan-02.50532321)
0.0002776 TDB
period 1359.442963230728
3.72
1.9657e-05
5.382e-08
d
yr
n .2648143465647553 3.8291e-09 deg/d
Q 2.528362669446981 2.4373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      5512 days (15.09 yr)  
   first obs. used      2003-09-15  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66546  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:16:01  

Additional Information
 Earth MOID = 1.28047 au 
 Jupiter MOID = 2.67166 au 
 T_jup = 3.513 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO455916  

410227 (2007 SA20)          Discovered 2007-Sep-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-10-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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