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JPL Small-Body Database Browser
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146537 (2001 SP231)
Classification: Main-belt Asteroid          SPK-ID: 2146537
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05138866974609327 3.4633e-08  
a 2.90247311311774 2.1729e-08 au
q 2.753318880860817 1.0719e-07 au
i 3.184777688284366 4.5004e-06 deg
node 72.52125657795142 7.8043e-05 deg
peri 221.8479035909564 9.2068e-05 deg
M 277.261077515073 4.9433e-05 deg
tp 2459015.605124593436
(2020-Jun-15.10512459)
0.00024855 TDB
period 1806.137188707778
4.94
2.0282e-05
5.553e-08
d
yr
n .199320407248558 2.2383e-09 deg/d
Q 3.051627345374663 2.2846e-08 au
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      6443 days (17.64 yr)  
   first obs. used      2001-09-19  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51889  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:15  

Additional Information
 Earth MOID = 1.73757 au 
 Jupiter MOID = 2.04031 au 
 T_jup = 3.282 
[ 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 15.4   n/a MPO436736  

146537 (2001 SP231)          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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