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266692 (2009 PJ1)
Classification: Main-belt Asteroid          SPK-ID: 2266692
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2062198721156683 9.8614e-08  
a 2.451002160808454 2.4198e-08 au
q 1.945556808651308 2.3195e-07 au
i 1.786086000874565 7.0503e-06 deg
node 329.5893677627623 0.00018033 deg
peri 32.68201185927712 0.00018083 deg
M 270.8830267923948 1.3957e-05 deg
tp 2459347.453996872918
(2021-May-12.95399687)
5.741e-05 TDB
period 1401.567337607817
3.84
2.0756e-05
5.683e-08
d
yr
n .2568553007338519 3.8038e-09 deg/d
Q 2.9564475129656 2.9188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      5425 days (14.85 yr)  
   first obs. used      2004-03-29  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61235  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:24:06  

Additional Information
 Earth MOID = .943149 au 
 Jupiter MOID = 2.50276 au 
 T_jup = 3.465 
[ 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 17.1   n/a MPO470832  

266692 (2009 PJ1)          Discovered 2009-Aug-14 by Kugel, F. at Chante-Perdrix
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 PJ1 = 2005 NG66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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