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487368 (2014 QA252)
Classification: Main-belt Asteroid          SPK-ID: 2487368
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 .08131069323398316 1.0988e-07  
a 3.175445767915015 6.3789e-08 au
q 2.917248071198927 3.507e-07 au
i 20.94096617308104 1.367e-05 deg
node 24.83345128242107 2.0006e-05 deg
peri 195.8490026997202 5.876e-05 deg
M 129.9087632707419 5.6307e-05 deg
tp 2458254.667293219679
(2018-May-16.16729322)
0.0003198 TDB
period 2066.833427405795
5.66
6.2278e-05
1.705e-07
d
yr
n .1741794937252671 5.2484e-09 deg/d
Q 3.433643464631102 6.8976e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      6208 days (17.00 yr)  
   first obs. used      2003-10-18  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63437  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:27:19  

Additional Information
 Earth MOID = 1.91526 au 
 Jupiter MOID = 1.53963 au 
 T_jup = 3.093 
[ 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 16.1   n/a MPO450508  

487368 (2014 QA252)          Discovered 2009-Oct-27 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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