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411095 (2009 WA26)
Classification: Main-belt Asteroid          SPK-ID: 2411095
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08383231859055222 7.4696e-08  
a 3.132412534709629 4.7563e-08 au
q 2.869815129142812 2.4986e-07 au
i 8.571535205724064 8.6685e-06 deg
node 213.8126389201725 5.4271e-05 deg
peri 216.3426410920635 8.0034e-05 deg
M 315.6832012861917 6.4285e-05 deg
tp 2459249.777302762233
(2021-Feb-04.27730276)
0.0003642 TDB
period 2024.961901556364
5.54
4.6121e-05
1.263e-07
d
yr
n .1777811225600382 4.0492e-09 deg/d
Q 3.395009940276446 5.155e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      7170 days (19.63 yr)  
   first obs. used      2000-03-04  
   last obs. used      2019-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62621  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 14:24:51  

Additional Information
 Earth MOID = 1.88878 au 
 Jupiter MOID = 1.93842 au 
 T_jup = 3.190 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457406.5 (2016-Jan-19.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07990927431109229 7.4191e-08  
q 2.884123881424274 2.4747e-07 au
tp 2457207.301553076084
(2015-Jul-03.80155308)
0.0003643 TDB
node 213.901377810995 5.4334e-05 deg
peri 213.8405587357163 8.2492e-05 deg
i 8.559034411777573 8.6715e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      7170 days (19.63 yr)  
   first obs. used      2000-03-04  
   last obs. used      2019-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62621  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 14:24:51  

Additional Information
 Jupiter MOID = 1.93842 au 
 T_jup = 3.190 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.504236355157654E-15 -1.808763307205938E-14 -6.977457627006692E-12 -1.057585282746577E-14 -1.107747956872977E-12 6.982531612439931E-16
q -1.808763307205938E-14 6.124040603374528E-14 2.755762785925735E-11 2.930843775046421E-14 4.450130723097359E-12 4.605577531509941E-15
tp -6.977457627006692E-12 2.755762785925735E-11 1.327179878908302E-7 6.578728380776622E-11 2.269500587777891E-8 2.658428845179129E-11
node -1.057585282746577E-14 2.930843775046421E-14 6.578728380776622E-11 2.95221631349597E-9 -2.90848004727883E-9 -6.846473394604638E-11
peri -1.107747956872977E-12 4.450130723097359E-12 2.269500587777891E-8 -2.90848004727883E-9 6.804853543905849E-9 7.235299058441247E-11
i 6.982531612439931E-16 4.605577531509941E-15 2.658428845179129E-11 -6.846473394604638E-11 7.235299058441247E-11 7.519481728053185E-11

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 16.1   n/a MPO455922  

411095 (2009 WA26)          Discovered 2009-Nov-23 by Lowe, A. at Mayhill
Reference: Last Updated: 2014-10-09

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Alternate Designations
 2009 WA26 = 2003 UK295 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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