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150768 (2001 QE218)
Classification: Main-belt Asteroid          SPK-ID: 2150768
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2103471051975709 3.8263e-08  
a 2.320548237588425 8.4212e-09 au
q 1.832427633340375 8.9356e-08 au
i 2.72328718926158 4.8419e-06 deg
node 148.1874763412588 8.74e-05 deg
peri 147.5277825514167 8.8142e-05 deg
M 195.3510724454896 1.1268e-05 deg
tp 2459791.028324524641
(2022-Jul-30.52832452)
4.1921e-05 TDB
period 1291.172678658892
3.54
7.0284e-06
1.924e-08
d
yr
n .278816308577659 1.5177e-09 deg/d
Q 2.808668841836475 1.0193e-08 au
  Orbit Determination Parameters
   # obs. used (total)      460  
   data-arc span      7707 days (21.10 yr)  
   first obs. used      2000-02-04  
   last obs. used      2021-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54207  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:19:57  

Additional Information
 Earth MOID = .81525 au 
 Jupiter MOID = 2.3991 au 
 T_jup = 3.547 
[ 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 16.6   n/a MPO432959  

150768 (2001 QE218)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 2001 QE218 = 2000 CX139 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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