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213150 (2000 KN54)
Classification: Main-belt Asteroid          SPK-ID: 2213150
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .219596703278719 5.1123e-08  
a 2.76043882289251 2.0945e-08 au
q 2.154255557782727 1.4254e-07 au
i 17.72180417332753 5.3945e-06 deg
node 109.1749311754951 2.0432e-05 deg
peri 131.9422600602963 2.4946e-05 deg
M 173.2513915954985 1.8557e-05 deg
tp 2458394.305468773700
(2018-Oct-02.80546877)
8.0914e-05 TDB
period 1675.195959863269
4.59
1.9066e-05
5.22e-08
d
yr
n .2149002317492358 2.4459e-09 deg/d
Q 3.366622088002293 2.5545e-08 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      7558 days (20.69 yr)  
   first obs. used      2000-05-04  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50328  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:41:32  

Additional Information
 Earth MOID = 1.17701 au 
 Jupiter MOID = 1.86493 au 
 T_jup = 3.239 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457679.5 (2016-Oct-18.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2197756775406729 5.1112e-08  
q 2.153606173371181 1.4251e-07 au
tp 2458395.262462638503
(2018-Oct-03.76246264)
8.0885e-05 TDB
node 109.1968085239371 2.0448e-05 deg
peri 132.0687678884545 2.4965e-05 deg
i 17.71534211738731 5.3926e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      7558 days (20.69 yr)  
   first obs. used      2000-05-04  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50328  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:41:32  

Additional Information
 Jupiter MOID = 1.86493 au 
 T_jup = 3.239 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.612438842416316E-15 -7.235719398509749E-15 -2.454583411455389E-13 1.042923787985828E-14 -9.134320976873502E-14 6.037140252074238E-15
q -7.235719398509749E-15 2.030883750385469E-14 1.404078797921404E-12 -2.58168533486528E-14 3.522948105284177E-13 -1.414759528866611E-14
tp -2.454583411455389E-13 1.404078797921404E-12 6.542339781875918E-9 -2.508562911866092E-11 1.204125607929303E-9 2.395816634160206E-12
node 1.042923787985828E-14 -2.58168533486528E-14 -2.508562911866092E-11 4.181386406136757E-10 -4.031718592028985E-10 -1.038063587094762E-11
peri -9.134320976873502E-14 3.522948105284177E-13 1.204125607929303E-9 -4.031718592028985E-10 6.232573019261765E-10 9.978255308046613E-12
i 6.037140252074238E-15 -1.414759528866611E-14 2.395816634160206E-12 -1.038063587094762E-11 9.978255308046613E-12 2.907968462304921E-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 15.58   n/a MPCxxxxx  

213150 (2000 KN54)          Discovered 2000-May-27 by LONEOS at Anderson Mesa
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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