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109231 (2001 QF93)
Classification: Main-belt Asteroid          SPK-ID: 2109231
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03460189151351849 3.9265e-08  
a 2.604392512716138 1.5227e-08 au
q 2.514275605532515 1.0683e-07 au
i 13.96424456632468 4.4319e-06 deg
node 284.0493473758809 1.9875e-05 deg
peri 353.5011878649755 0.00011525 deg
M 256.7685826243652 0.0001177 deg
tp 2459440.717672811276
(2021-Aug-14.21767281)
0.00050298 TDB
period 1535.175688186029
4.20
1.3464e-05
3.686e-08
d
yr
n .2345008475384194 2.0566e-09 deg/d
Q 2.694509419899762 1.5754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      842  
   data-arc span      7743 days (21.20 yr)  
   first obs. used      1999-02-12  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54049  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:02:28  

Additional Information
 Earth MOID = 1.4981 au 
 Jupiter MOID = 2.43835 au 
 T_jup = 3.370 
[ 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 14.9   n/a MPO502754  

109231 (2001 QF93)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QF93 = 1999 CZ69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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