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165780 (2001 QP279)
Classification: Main-belt Asteroid          SPK-ID: 2165780
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1407474069637034 6.014e-08  
a 3.155541698963777 2.5663e-08 au
q 2.711407387268787 1.893e-07 au
i 16.29670625191793 6.4357e-06 deg
node 2.873686530780913 1.4404e-05 deg
peri 321.5530483627444 2.2001e-05 deg
M 205.0055213399997 1.822e-05 deg
tp 2460278.001466341843
(2023-Nov-29.50146634)
0.00010585 TDB
period 2047.431177075601
5.61
2.4977e-05
6.838e-08
d
yr
n .1758300860272126 2.145e-09 deg/d
Q 3.599676010658768 2.9275e-08 au
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      7200 days (19.71 yr)  
   first obs. used      2001-08-19  
   last obs. used      2021-05-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52732  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:12:15  

Additional Information
 Earth MOID = 1.72022 au 
 Jupiter MOID = 1.88341 au 
 T_jup = 3.129 
[ 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 14.42   n/a MPCxxxxx  

165780 (2001 QP279)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20071026/Numbers.arcLast Updated: 2007-10-28

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