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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1800165848369903 5.0243e-08  
a 2.736455025880544 1.618e-08 au
q 2.243847737561511 1.3934e-07 au
i 11.61008950011574 7.6952e-06 deg
node 339.5447899819381 2.3023e-05 deg
peri 45.30968719824729 3.0725e-05 deg
M 17.69595549966108 1.8158e-05 deg
tp 2458919.225853800188
(2020-Mar-10.72585380)
8.3271e-05 TDB
period 1653.411291212425
4.53
1.4665e-05
4.015e-08
d
yr
n .2177316690126246 1.9311e-09 deg/d
Q 3.229062314199577 1.9093e-08 au
  Orbit Determination Parameters
   # obs. used (total)      304  
   data-arc span      7009 days (19.19 yr)  
   first obs. used      2001-08-16  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58529  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:14:44  

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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