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379347 (2009 WQ105)
Classification: Main-belt Asteroid          SPK-ID: 2379347
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2859510299574389 4.66e-08  
a 2.620067187935434 1.7101e-08 au
q 1.870856276987606 1.2569e-07 au
i 7.177274888823933 6.2696e-06 deg
node 70.83856260751365 4.5682e-05 deg
peri 11.26580076552247 4.7192e-05 deg
M 232.3426175550897 1.2565e-05 deg
tp 2459749.801144351263
(2022-Jun-19.30114435)
5.7737e-05 TDB
period 1549.055825673003
4.24
1.5166e-05
4.152e-08
d
yr
n .232399629525033 2.2753e-09 deg/d
Q 3.369278098883262 2.1991e-08 au
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      6801 days (18.62 yr)  
   first obs. used      2000-09-26  
   last obs. used      2019-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54113  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:42:47  

Additional Information
 Earth MOID = .886903 au 
 Jupiter MOID = 1.90326 au 
 T_jup = 3.335 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457360.5 (2015-Dec-04.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2893185062183408 4.6702e-08  
q 1.857535626512108 1.2579e-07 au
tp 2456658.583510179766
(2014-Jan-01.08351018)
4.1294e-05 TDB
node 70.90439033557087 4.5529e-05 deg
peri 11.10426258908243 4.6991e-05 deg
i 7.197311597507586 6.2958e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      6801 days (18.62 yr)  
   first obs. used      2000-09-26  
   last obs. used      2019-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54113  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:42:47  

Additional Information
 Jupiter MOID = 1.90326 au 
 T_jup = 3.335 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.181059130239244E-15 -5.849093630385193E-15 -1.196106111724984E-12 2.432124527008891E-14 -3.520886420714618E-13 -1.073212440509835E-14
q -5.849093630385193E-15 1.582199515174154E-14 3.239155499323103E-12 -6.900014385496586E-14 9.757477912050186E-13 2.982417576343785E-14
tp -1.196106111724984E-12 3.239155499323103E-12 1.70516209831927E-9 -2.511413229426395E-11 5.127365850351445E-10 1.033976440693755E-11
node 2.432124527008891E-14 -6.900014385496586E-14 -2.511413229426395E-11 2.072855529310554E-9 -2.063819431422334E-9 -1.812320618077605E-10
peri -3.520886420714618E-13 9.757477912050186E-13 5.127365850351445E-10 -2.063819431422334E-9 2.20819948947802E-9 1.829360860002749E-10
i -1.073212440509835E-14 2.982417576343785E-14 1.033976440693755E-11 -1.812320618077605E-10 1.829360860002749E-10 3.96369167381252E-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 16.3   n/a MPO281811  

379347 (2009 WQ105)          Discovered 2009-Nov-25 by OAM at La Sagra
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2009 WQ105 = 2000 SB374 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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