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JPL Small-Body Database Browser
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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 ]

[ 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 .06060893538796452 3.6695e-08  
a 2.744910291290173 1.9272e-08 au
q 2.578544200799608 1.0474e-07 au
i 3.204365357679578 4.4045e-06 deg
node 150.0260726283108 7.6717e-05 deg
peri 283.1206498609675 8.6374e-05 deg
M 246.2759872306418 3.9841e-05 deg
tp 2459125.235364893963
(2020-Oct-02.73536489)
0.00018533 TDB
period 1661.080424104813
4.55
1.7494e-05
4.79e-08
d
yr
n .2167264117834696 2.2824e-09 deg/d
Q 2.911276381780739 2.044e-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 = 1.59546 au 
 Jupiter MOID = 2.24418 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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