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123141 (2000 TK18)
Classification: Main-belt Asteroid          SPK-ID: 2123141
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2001344983694583 4.9953e-08  
a 2.648924410628784 1.5714e-08 au
q 2.11878325248898 1.3706e-07 au
i .877896997417118 4.0543e-06 deg
node 273.7682818006627 0.00039013 deg
peri 133.7161485182012 0.00039031 deg
M 280.038235292747 1.3457e-05 deg
tp 2459746.270070470676
(2022-Jun-15.77007047)
6.0749e-05 TDB
period 1574.717939635742
4.31
1.4012e-05
3.836e-08
d
yr
n .2286123698338472 2.0343e-09 deg/d
Q 3.17906556876859 1.8859e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      7190 days (19.69 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-06-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55904  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:18:50  

Additional Information
 Earth MOID = 1.12828 au 
 Jupiter MOID = 2.21438 au 
 T_jup = 3.362 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457191.5 (2015-Jun-18.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2011085083442415 4.9626e-08  
q 2.114125293837 1.3584e-07 au
tp 2456603.648979557156
(2013-Nov-07.14897956)
4.9478e-05 TDB
node 273.822777399797 0.00038962 deg
peri 134.2499180888838 0.0003898 deg
i .8791152887404577 4.0575e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      7190 days (19.69 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-06-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55904  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:18:50  

Additional Information
 Jupiter MOID = 2.21438 au 
 T_jup = 3.362 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.462706226441811E-15 -6.714911991772066E-15 -1.051999326591374E-12 1.64704347663091E-14 -2.728081513629694E-13 -7.159017478653605E-16
q -6.714911991772066E-15 1.845183068563445E-14 2.875632241844137E-12 -5.148563260137791E-14 7.627719108506994E-13 2.054727168939349E-15
tp -1.051999326591374E-12 2.875632241844137E-12 2.448093577531474E-9 -2.403258278040828E-11 6.329685120429963E-10 6.759783840262352E-13
node 1.64704347663091E-14 -5.148563260137791E-14 -2.403258278040828E-11 1.518067934194768E-7 -1.517954985770344E-7 -3.086638889657853E-10
peri -2.728081513629694E-13 7.627719108506994E-13 6.329685120429963E-10 -1.517954985770344E-7 1.51947740658612E-7 3.088064907261794E-10
i -7.159017478653605E-16 2.054727168939349E-15 6.759783840262352E-13 -3.086638889657853E-10 3.088064907261794E-10 1.646307658230724E-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 MPO432726  
diameter diameter 3.120 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123141 (2000 TK18)          Discovered 2000-Oct-01 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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