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JPL Small-Body Database Browser
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469385 (2001 SD209)
Classification: Main-belt Asteroid          SPK-ID: 2469385
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .235548162274088 1.2716e-07  
a 2.976136272179439 4.8135e-08 au
q 2.275112842590317 4.007e-07 au
i 2.375343231715367 1.1569e-05 deg
node 59.9441422008744 0.00032873 deg
peri 286.546857529615 0.00033181 deg
M 158.3365010574213 4.3733e-05 deg
tp 2457775.685686139364
(2017-Jan-22.18568614)
0.00021281 TDB
period 1875.32976292147
5.13
4.5496e-05
1.246e-07
d
yr
n .1919662382146468 4.6572e-09 deg/d
Q 3.677159701768561 5.9473e-08 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      5914 days (16.19 yr)  
   first obs. used      2001-09-19  
   last obs. used      2017-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4935  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-07 18:52:51  

Additional Information
 Earth MOID = 1.26873 au 
 Jupiter MOID = 1.74663 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 16.8   n/a MPO437768  

469385 (2001 SD209)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22

[ show close-approach data ]
Alternate Designations
 2001 SD209 = 2006 QO52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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