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344234 (2001 SJ120)
Classification: Main-belt Asteroid          SPK-ID: 2344234
[ 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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09672529406481103 6.1749e-08  
a 2.985867929883455 3.2839e-08 au
q 2.69705897632679 1.7456e-07 au
i 12.18797320055723 6.7089e-06 deg
node 189.3668084895613 2.5677e-05 deg
peri 230.8153829649001 3.871e-05 deg
M 169.4421239534009 2.964e-05 deg
tp 2458113.500849095686
(2017-Dec-26.00084910)		 0.00015308 TDB
period 1884.535479579864
5.16		 3.1089e-05
8.512e-08		 d
yr
n .191028507502686 3.1514e-09 deg/d
Q 3.274676883440121 3.6015e-08 au
   Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      8619 days (23.60 yr)  
   first obs. used      1996-09-21  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54939  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 22:24:20  

Additional Information
 Earth MOID = 1.72609 au 
 Jupiter MOID = 2.13207 au 
 T_jup = 3.217 
[ 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 15.9   n/a MPO471577  

344234 (2001 SJ120)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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