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243951 (2001 QX163)
Classification: Main-belt Asteroid          SPK-ID: 2243951
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .264812476259105 7.2358e-08  
a 3.062977241852632 1.9919e-08 au
q 2.251862653712353 2.2304e-07 au
i 16.82218502571769 8.172e-06 deg
node 210.0614093993328 1.6173e-05 deg
peri 177.7591270908092 1.8592e-05 deg
M 171.6256120549175 8.9772e-06 deg
tp 2458067.044368545053
(2017-Nov-09.54436855)
4.4994e-05 TDB
period 1958.006286475774
5.36
1.91e-05
5.229e-08
d
yr
n .1838604924236305 1.7935e-09 deg/d
Q 3.874091829992911 2.5194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      359  
   data-arc span      6818 days (18.67 yr)  
   first obs. used      2001-08-28  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57509  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 12:51:54  

Additional Information
 Earth MOID = 1.25703 au 
 Jupiter MOID = 1.57757 au 
 T_jup = 3.115 
[ 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 15.7   n/a MPO254438  

243951 (2001 QX163)          Discovered 2001-Aug-31 by Yeung, W. K. Y. at Desert Eagle
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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