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500003 (2011 QW2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2500003
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2048765323899447 9.0816e-08  
a 3.215713249909581 7.611e-08 au
q 2.556889070107707 3.1838e-07 au
i 8.955038111427786 1.2354e-05 deg
node 231.7887894538221 6.6095e-05 deg
peri 79.72871860530024 7.5266e-05 deg
M 260.2062129373857 3.4427e-05 deg
tp 2459980.368980221550
(2023-Feb-04.86898022)
0.00021141 TDB
period 2106.271733608781
5.77
7.4777e-05
2.047e-07
d
yr
n .1709181176652805 6.068e-09 deg/d
Q 3.874537429711455 9.1703e-08 au
  Orbit Determination Parameters
   # obs. used (total)      58  
   data-arc span      3969 days (10.87 yr)  
   first obs. used      2006-11-15  
   last obs. used      2017-09-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61157  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 18:04:40  

Additional Information
 Earth MOID = 1.56153 au 
 Jupiter MOID = 1.53235 au 
 T_jup = 3.138 
[ 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 16.9   n/a MPO248896  

500003 (2011 QW2)          Discovered 2006-Nov-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-10-09

[ show close-approach data ]
Alternate Designations
 2011 QW2 = 2006 VK144 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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