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249864 (2001 QC160)
Classification: Main-belt Asteroid          SPK-ID: 2249864
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1800165575210095 5.1693e-08  
a 2.736455024865514 1.6444e-08 au
q 2.243847811478155 1.4383e-07 au
i 11.61008371824344 7.9541e-06 deg
node 339.5447792885766 2.3267e-05 deg
peri 45.30970243620506 3.1046e-05 deg
M 17.69595087044227 1.8349e-05 deg
tp 2458919.225875106527
(2020-Mar-10.72587511)
8.414e-05 TDB
period 1653.411290292478
4.53
1.4904e-05
4.08e-08
d
yr
n .2177316691337691 1.9626e-09 deg/d
Q 3.229062238252872 1.9405e-08 au
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      6667 days (18.25 yr)  
   first obs. used      2001-08-16  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58918  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 16:45:46  

Additional Information
 Earth MOID = 1.26233 au 
 Jupiter MOID = 2.31659 au 
 T_jup = 3.299 
[ 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 16.0   n/a MPO494361  

249864 (2001 QC160)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

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