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487143 (2014 OR209)
Classification: Main-belt Asteroid          SPK-ID: 2487143
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1035937761289886 8.8366e-08  
a 2.957796129470608 6.8753e-08 au
q 2.65138685939904 2.5797e-07 au
i 2.494517181101255 8.3266e-06 deg
node 344.2496704897401 0.00016326 deg
peri 289.9878914796603 0.00016786 deg
M 80.21356018242645 4.0753e-05 deg
tp 2458586.504068699408
(2019-Apr-13.00406870)
0.0002032 TDB
period 1858.021697693765
5.09
6.4784e-05
1.774e-07
d
yr
n .1937544650026656 6.7556e-09 deg/d
Q 3.264205399542175 7.5875e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      5524 days (15.12 yr)  
   first obs. used      2004-08-12  
   last obs. used      2019-09-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64657  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:43:46  

Additional Information
 Earth MOID = 1.63641 au 
 Jupiter MOID = 1.84085 au 
 T_jup = 3.258 
[ 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 16.7   n/a MPO495386  

487143 (2014 OR209)          Discovered 2012-Jan-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

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