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JPL Small-Body Database Browser
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379227 (2009 SJ230)
Classification: Main-belt Asteroid          SPK-ID: 2379227
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1043450540923416 7.8023e-08  
a 2.412545313123629 2.5872e-08 au
q 2.160808141925518 1.9152e-07 au
i 7.640301475830434 5.5484e-06 deg
node 128.6276951505145 6.4902e-05 deg
peri 253.7426440817418 7.3069e-05 deg
M 296.1710100181688 4.1692e-05 deg
tp 2459243.176161594458
(2021-Jan-28.67616159)
0.00016115 TDB
period 1368.71064697832
3.75
2.2017e-05
6.028e-08
d
yr
n .2630212607717827 4.231e-09 deg/d
Q 2.664282484321739 2.8572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      5040 days (13.80 yr)  
   first obs. used      2005-08-04  
   last obs. used      2019-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65838  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:09:16  

Additional Information
 Earth MOID = 1.17761 au 
 Jupiter MOID = 2.76409 au 
 T_jup = 3.499 
[ 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 16.8   n/a MPO476776  

379227 (2009 SJ230)          Discovered 2009-Sep-16 by CSS at Catalina
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2009 SJ230 = 2005 PN11 = 2008 KH29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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