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100951 (1998 QC3)
Classification: Main-belt Asteroid          SPK-ID: 2100951
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2253506779930569 3.8347e-08  
a 2.402544767544359 9.2185e-09 au
q 1.861129675269566 9.3424e-08 au
i 14.06840543051843 3.1394e-06 deg
node 137.303264320955 1.9782e-05 deg
peri 148.5843308971751 2.2864e-05 deg
M 333.3671627794704 1.0144e-05 deg
tp 2459101.128406153614
(2020-Sep-08.62840615)
3.8234e-05 TDB
period 1360.209050028533
3.72
7.8286e-06
2.143e-08
d
yr
n .264665199803257 1.5233e-09 deg/d
Q 2.943959859819151 1.1296e-08 au
  Orbit Determination Parameters
   # obs. used (total)      787  
   data-arc span      8081 days (22.12 yr)  
   first obs. used      1998-07-26  
   last obs. used      2020-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5276  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:18  

Additional Information
 Earth MOID = .858796 au 
 Jupiter MOID = 2.31571 au 
 T_jup = 3.450 
[ 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 15.8   n/a MPO469017  

100951 (1998 QC3)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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