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266704 (2009 QW19)
Classification: Main-belt Asteroid          SPK-ID: 2266704
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .156487931849596 6.0601e-08  
a 2.22404420081962 1.3348e-08 au
q 1.87600812349127 1.3724e-07 au
i 8.121137283562495 6.2092e-06 deg
node 339.3297192747374 2.9688e-05 deg
peri 18.95777257154724 3.5534e-05 deg
M 71.05545618729006 1.4984e-05 deg
tp 2458761.384086806160
(2019-Oct-04.88408681)
5.1187e-05 TDB
period 1211.472466278813
3.32
1.0907e-05
2.986e-08
d
yr
n .2971590440728581 2.6752e-09 deg/d
Q 2.57208027814797 1.5437e-08 au
  Orbit Determination Parameters
   # obs. used (total)      402  
   data-arc span      7416 days (20.30 yr)  
   first obs. used      1999-10-15  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50897  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:49:19  

Additional Information
 Earth MOID = .873372 au 
 Jupiter MOID = 2.86825 au 
 T_jup = 3.618 
[ 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 16.7   n/a MPO450146  

266704 (2009 QW19)          Discovered 2009-Aug-19 by La Sagra at La Sagra
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 QW19 = 1999 TV324 = 2003 YZ170 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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