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469371 (2001 QM231)
Classification: Main-belt Asteroid          SPK-ID: 2469371
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2263072538130851 3.0422e-07  
a 2.419738101780744 2.7892e-08 au
q 1.872133817019856 7.4948e-07 au
i 13.68702828950315 3.1189e-05 deg
node 313.2311729388825 3.7734e-05 deg
peri 61.38560340617006 0.00010147 deg
M 331.157472018588 9.2247e-05 deg
tp 2459110.649313125174
(2020-Sep-18.14931313)
0.00035361 TDB
period 1374.83624010413
3.76
2.3771e-05
6.508e-08
d
yr
n .2618493675819409 4.5274e-09 deg/d
Q 2.967342386541631 3.4204e-08 au
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      6049 days (16.56 yr)  
   first obs. used      2001-08-24  
   last obs. used      2018-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6916  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:31:11  

Additional Information
 Earth MOID = .911588 au 
 Jupiter MOID = 2.62859 au 
 T_jup = 3.441 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO434687  

469371 (2001 QM231)          Discovered 2001-Aug-24 by LONEOS at Anderson Mesa
Reference: Last Updated: 2016-08-22

Alternate Designations
 2001 QM231 = 2010 FC102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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