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185766 (1999 TK114)
Classification: Main-belt Asteroid          SPK-ID: 2185766
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1774477524235651 4.4161e-08  
a 3.06422676867148 2.142e-08 au
q 2.520486615654602 1.4676e-07 au
i 8.477516229348733 4.0981e-06 deg
node 189.1762530666491 2.3712e-05 deg
peri 194.7629535271108 2.6349e-05 deg
M 337.1489428470928 1.2391e-05 deg
tp 2459324.860819693222
(2021-Apr-20.36081969)
6.8046e-05 TDB
period 1959.20454751758
5.36
2.0543e-05
5.624e-08
d
yr
n .1837480422634481 1.9267e-09 deg/d
Q 3.607966921688358 2.5221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      7760 days (21.25 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49981  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:48:29  

Additional Information
 Earth MOID = 1.52355 au 
 Jupiter MOID = 1.85164 au 
 T_jup = 3.192 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457647.5 (2016-Sep-16.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1828919900823019 4.4292e-08  
q 2.500154037347945 1.4785e-07 au
tp 2457364.180547055618
(2015-Dec-07.68054706)
5.7063e-05 TDB
node 189.5412745535891 2.3646e-05 deg
peri 194.1464299174073 2.6032e-05 deg
i 8.498744722102165 4.1028e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      7760 days (21.25 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49981  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:48:29  

Additional Information
 Jupiter MOID = 1.85164 au 
 T_jup = 3.192 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.961796554098452E-15 -6.521006020472925E-15 -1.155054954517423E-12 -6.410602498916576E-15 -1.937813763813384E-13 -1.313415192698233E-15
q -6.521006020472925E-15 2.186103579772735E-14 3.735982923004183E-12 2.096159636281308E-14 6.302060728393576E-13 4.912692619868379E-15
tp -1.155054954517423E-12 3.735982923004183E-12 3.256165129361894E-9 2.263515363455497E-13 6.364696505576074E-10 2.681183149503267E-12
node -6.410602498916576E-15 2.096159636281308E-14 2.263515363455497E-13 5.591148672545328E-10 -5.525870465034478E-10 -3.783345703685101E-11
peri -1.937813763813384E-13 6.302060728393576E-13 6.364696505576074E-10 -5.525870465034478E-10 6.776424955979766E-10 3.794673250966599E-11
i -1.313415192698233E-15 4.912692619868379E-15 2.681183149503267E-12 -3.783345703685101E-11 3.794673250966599E-11 1.683299401047596E-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 15.21   n/a E2021B55  

185766 (1999 TK114)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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