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344644 (2003 QC54)
Classification: Main-belt Asteroid          SPK-ID: 2344644
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2954545727304063 7.1881e-08  
a 2.644002119413547 1.216e-08 au
q 1.862819602923929 1.9044e-07 au
i 13.07001635246164 9.2347e-06 deg
node 350.4683798449857 2.2408e-05 deg
peri 356.9581930788614 2.5308e-05 deg
M 318.3165845879197 9.5007e-06 deg
tp 2459182.324298644116
(2020-Nov-28.82429864)
4.2088e-05 TDB
period 1570.330714620659
4.30
1.0833e-05
2.966e-08
d
yr
n .2292510721774708 1.5815e-09 deg/d
Q 3.425184635903165 1.5753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      7581 days (20.76 yr)  
   first obs. used      1999-12-12  
   last obs. used      2020-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56882  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:02:11  

Additional Information
 Earth MOID = .856521 au 
 Jupiter MOID = 2.00516 au 
 T_jup = 3.295 
[ 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 16.3   n/a MPO402362  

344644 (2003 QC54)          Discovered 2003-Aug-23 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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