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116000 (2003 WK73)
Classification: Main-belt Asteroid          SPK-ID: 2116000
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1368151936357324 4.6788e-08  
a 2.802811053020549 1.7067e-08 au
q 2.419343916077172 1.3081e-07 au
i 2.811069551856243 5.4496e-06 deg
node 19.90346484405828 8.666e-05 deg
peri 34.55005734512906 8.8249e-05 deg
M 284.2418112203964 1.7392e-05 deg
tp 2459757.175166852563
(2022-Jun-26.67516685)
8.4245e-05 TDB
period 1713.914524074266
4.69
1.5655e-05
4.286e-08
d
yr
n .2100454806487193 1.9185e-09 deg/d
Q 3.186278189963927 1.9402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      674  
   data-arc span      10179 days (27.87 yr)  
   first obs. used      1993-08-20  
   last obs. used      2021-07-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54566  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:52:07  

Additional Information
 Earth MOID = 1.43088 au 
 Jupiter MOID = 2.16418 au 
 T_jup = 3.309 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457037.5 (2015-Jan-15.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1399372131521041 4.652e-08  
q 2.405855802829215 1.3019e-07 au
tp 2456339.924458891699
(2013-Feb-16.42445889)
7.4163e-05 TDB
node 20.05948460850335 8.6697e-05 deg
peri 35.15543181509908 8.8217e-05 deg
i 2.812892791930141 5.4531e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      674  
   data-arc span      10179 days (27.87 yr)  
   first obs. used      1993-08-20  
   last obs. used      2021-07-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54566  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:52:07  

Additional Information
 Jupiter MOID = 2.16418 au 
 T_jup = 3.309 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.164130094534563E-15 -6.020194788762544E-15 -7.371775773182264E-13 7.000361583958807E-15 -1.871801663755075E-13 -7.892183455009472E-16
q -6.020194788762544E-15 1.695062704836245E-14 2.135205770185225E-12 -2.023330645677578E-14 5.542556340361191E-13 2.432541564748753E-15
tp -7.371775773182264E-13 2.135205770185225E-12 5.500087472136066E-9 6.817951394254211E-13 1.223298115653979E-9 2.066080575767919E-13
node 7.000361583958807E-15 -2.023330645677578E-14 6.817951394254211E-13 7.516295193585955E-9 -7.506699881802282E-9 5.225640025290023E-11
peri -1.871801663755075E-13 5.542556340361191E-13 1.223298115653979E-9 -7.506699881802282E-9 7.782245693606149E-9 -5.211866132116799E-11
i -7.892183455009472E-16 2.432541564748753E-15 2.066080575767919E-13 5.225640025290023E-11 -5.211866132116799E-11 2.973605275128262E-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 15.42   n/a E2021B55  
diameter diameter 4.769 km 0.475 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

116000 (2003 WK73)          Discovered 2003-Nov-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2003 WK73 = 1998 UF22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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