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452336 (2001 QU218)
Classification: Main-belt Asteroid          SPK-ID: 2452336
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .290758006406119 8.1649e-08  
a 2.692883212814539 2.5007e-08 au
q 1.909905858372079 2.1282e-07 au
i 4.613466274347099 8.0955e-06 deg
node 334.1375097479167 0.00015518 deg
peri 341.3736942656823 0.00016011 deg
M 101.7862880343778 4.1762e-05 deg
tp 2458544.135891519566
(2019-Mar-01.63589152)
0.00018167 TDB
period 1614.078695918923
4.42
2.2483e-05
6.156e-08
d
yr
n .2230374522074004 3.1067e-09 deg/d
Q 3.475860567256999 3.2277e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      6735 days (18.44 yr)  
   first obs. used      2001-08-11  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49607  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 11:34:36  

Additional Information
 Earth MOID = .897057 au 
 Jupiter MOID = 1.84331 au 
 T_jup = 3.304 
[ 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 17.1   n/a MPO450473  

452336 (2001 QU218)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: Last Updated: 2016-01-04

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