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JPL Small-Body Database Browser
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146538 (2001 SJ245)
Classification: Main-belt Asteroid          SPK-ID: 2146538
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1152969822199884 6.0455e-08  
a 2.812742757230592 2.5592e-08 au
q 2.488442005560775 1.7469e-07 au
i 9.209753972080234 7.5883e-06 deg
node 57.79047866707675 3.8255e-05 deg
peri 284.240065821691 5.0327e-05 deg
M 291.5012864529389 3.648e-05 deg
tp 2458928.348622990064
(2020-Mar-19.84862299)
0.00017692 TDB
period 1723.03242155541
4.72
2.3516e-05
6.438e-08
d
yr
n .2089339675193238 2.8516e-09 deg/d
Q 3.137043508900408 2.8543e-08 au
  Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      6054 days (16.57 yr)  
   first obs. used      2001-09-16  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63108  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:43:57  

Additional Information
 Earth MOID = 1.50011 au 
 Jupiter MOID = 2.2814 au 
 T_jup = 3.292 
[ 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 15.6   n/a MPO436736  

146538 (2001 SJ245)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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