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146533 (2001 SM208)
Classification: Main-belt Asteroid          SPK-ID: 2146533
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06087028995961356 3.6702e-08  
a 2.745130040762066 1.9122e-08 au
q 2.578033179204033 1.0484e-07 au
i 3.204371144130192 4.4045e-06 deg
node 150.0233909709228 7.6715e-05 deg
peri 283.0986986340434 8.6285e-05 deg
M 333.0128447126563 3.9902e-05 deg
tp 2459125.036718431852
(2020-Oct-02.53671843)
0.00018451 TDB
period 1661.279899941602
4.55
1.7359e-05
4.753e-08
d
yr
n .2167003886657841 2.2643e-09 deg/d
Q 2.912226902320099 2.0286e-08 au
  Orbit Determination Parameters
   # obs. used (total)      492  
   data-arc span      6588 days (18.04 yr)  
   first obs. used      2001-09-19  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58028  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:04:57  

Additional Information
 Earth MOID = 1.59516 au 
 Jupiter MOID = 2.24242 au 
 T_jup = 3.343 
[ 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 16.0   n/a MPO449800  

146533 (2001 SM208)          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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