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18126 (2000 OU3)
Classification: Main-belt Asteroid          SPK-ID: 2018126
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1824485318678777 3.317e-08  
a 2.790138813636688 1.1808e-08 au
q 2.281082083381092 9.1804e-08 au
i 7.453195544638816 4.2228e-06 deg
node 213.5748881414158 2.6563e-05 deg
peri 45.73605842549532 2.9144e-05 deg
M 134.0532653176374 1.2526e-05 deg
tp 2458366.612716844994
(2018-Sep-05.11271684)
5.8111e-05 TDB
period 1702.304090803657
4.66
1.0806e-05
2.959e-08
d
yr
n .2114780795892021 1.3425e-09 deg/d
Q 3.299195543892283 1.3962e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1870  
   data-arc span      16251 days (44.49 yr)  
   first obs. used      1976-05-02  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50332  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:16:46  

Additional Information
 Earth MOID = 1.27367 au 
 Jupiter MOID = 1.7775 au 
 T_jup = 3.293 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456579.5 (2013-Oct-14.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1824128696663585 3.2967e-08  
q 2.281405984956958 9.1234e-08 au
tp 2456666.551419455808
(2014-Jan-09.05141946)
5.6821e-05 TDB
node 213.5945296647137 2.6561e-05 deg
peri 46.17202400788216 2.9168e-05 deg
i 7.452566293770096 4.224e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1870  
   data-arc span      16251 days (44.49 yr)  
   first obs. used      1976-05-02  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50332  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:16:46  

Additional Information
 Jupiter MOID = 1.7775 au 
 T_jup = 3.293 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.086834483292827E-15 -2.990915827797321E-15 -1.031628414806386E-13 -9.782883347452558E-16 -7.256833236843039E-14 -8.72595955807635E-17
q -2.990915827797321E-15 8.323722315661776E-15 3.082908596844481E-13 3.222470907556161E-15 2.036203238637983E-13 3.582452120432113E-16
tp -1.031628414806386E-13 3.082908596844481E-13 3.228674935660156E-9 -7.097748709673574E-12 6.919895399682702E-10 -3.623761551236373E-12
node -9.782883347452558E-16 3.222470907556161E-15 -7.097748709673574E-12 7.054615563280479E-10 -7.006121187210548E-10 -2.456211264636089E-11
peri -7.256833236843039E-14 2.036203238637983E-13 6.919895399682702E-10 -7.006121187210548E-10 8.507711710122143E-10 2.362344987837837E-11
i -8.72595955807635E-17 3.582452120432113E-16 -3.623761551236373E-12 -2.456211264636089E-11 2.362344987837837E-11 1.784213598969353E-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 13.8   n/a MPO449083  
diameter diameter 10.262 km 0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 31.347 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.058   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18126 (2000 OU3)          Discovered 2000-Jul-24 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2000 OU3 = 1976 JS1 = 1999 GY7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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