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JPL Small-Body Database Browser
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266699 (2009 PT20)
Classification: Main-belt Asteroid          SPK-ID: 2266699
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1144989367037094 6.3747e-08  
a 2.478806834614624 2.0496e-08 au
q 2.194986087757362 1.554e-07 au
i 6.63003778791408 6.9628e-06 deg
node 7.688220357318914 3.62e-05 deg
peri .6645079964530339 4.2389e-05 deg
M 141.9011649811104 1.9289e-05 deg
tp 2458038.616971667821
(2017-Oct-12.11697167)
7.7594e-05 TDB
period 1425.484351918543
3.90
1.768e-05
4.841e-08
d
yr
n .252545739639639 3.1322e-09 deg/d
Q 2.762627581471886 2.2842e-08 au
  Orbit Determination Parameters
   # obs. used (total)      352  
   data-arc span      6909 days (18.92 yr)  
   first obs. used      2000-04-05  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61284  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:11:06  

Additional Information
 Earth MOID = 1.19308 au 
 Jupiter MOID = 2.69248 au 
 T_jup = 3.461 
[ 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 16.4   n/a MPO437228  

266699 (2009 PT20)          Discovered 2009-Aug-15 by LINEAR at Socorro
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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