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266224 (2006 WS202)
Classification: Main-belt Asteroid          SPK-ID: 2266224
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02847514294371459 4.8785e-08  
a 2.629206228575753 2.2599e-08 au
q 2.554339205388554 1.2771e-07 au
i 12.63183157719171 4.7544e-06 deg
node 128.0774207148017 2.4725e-05 deg
peri 296.2425071124583 9.3007e-05 deg
M 118.3050430602754 8.8278e-05 deg
tp 2458488.775556079520
(2019-Jan-05.27555608)
0.00038317 TDB
period 1557.167767713114
4.26
2.0077e-05
5.497e-08
d
yr
n .2311889620786994 2.9807e-09 deg/d
Q 2.704073251762952 2.3243e-08 au
  Orbit Determination Parameters
   # obs. used (total)      303  
   data-arc span      7257 days (19.87 yr)  
   first obs. used      2000-07-06  
   last obs. used      2020-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53079  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:27:01  

Additional Information
 Earth MOID = 1.59237 au 
 Jupiter MOID = 2.39431 au 
 T_jup = 3.366 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457359.5 (2015-Dec-03.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02766584333312645 4.8347e-08  
q 2.558290993176762 1.2676e-07 au
tp 2456941.586404787331
(2014-Oct-11.08640479)
0.00040321 TDB
node 128.1184331070562 2.4709e-05 deg
peri 298.7550873142671 9.6317e-05 deg
i 12.63332562966861 4.7551e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      303  
   data-arc span      7257 days (19.87 yr)  
   first obs. used      2000-07-06  
   last obs. used      2020-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53079  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:27:01  

Additional Information
 Jupiter MOID = 2.39431 au 
 T_jup = 3.366 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.33742553542773E-15 -6.035749920204908E-15 -3.707529369251309E-12 -1.717743624353436E-14 -8.7557049691114E-13 -1.271165570755758E-16
q -6.035749920204908E-15 1.606789690104955E-14 7.301057112513583E-12 4.55833470232231E-14 1.755229888698606E-12 1.846152308865268E-15
tp -3.707529369251309E-12 7.301057112513583E-12 1.625769866877594E-7 1.217261142664051E-11 3.756999645115506E-8 -3.224463140897608E-11
node -1.717743624353436E-14 4.55833470232231E-14 1.217261142664051E-11 6.105554117918866E-10 -5.924705550331194E-10 3.163212126356718E-12
peri -8.7557049691114E-13 1.755229888698606E-12 3.756999645115506E-8 -5.924705550331194E-10 9.276974892131396E-9 -1.046654926143909E-11
i -1.271165570755758E-16 1.846152308865268E-15 -3.224463140897608E-11 3.163212126356718E-12 -1.046654926143909E-11 2.261110934971555E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO470827  

266224 (2006 WS202)          Discovered 2006-Nov-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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