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85912 (1999 CL93)
Classification: Main-belt Asteroid          SPK-ID: 2085912
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04956851993476005 4.3263e-08  
a 2.64749150677093 1.8505e-08 au
q 2.516259271240447 1.1346e-07 au
i 3.779192514438067 4.6378e-06 deg
node 138.1228251942862 6.955e-05 deg
peri 87.29518583446944 8.4398e-05 deg
M 264.1809215197403 4.9654e-05 deg
tp 2459419.293352235666
(2021-Jul-23.79335224)
0.00021793 TDB
period 1573.440375299579
4.31
1.6497e-05
4.517e-08
d
yr
n .2287979930167083 2.3989e-09 deg/d
Q 2.778723742301413 1.9423e-08 au
  Orbit Determination Parameters
   # obs. used (total)      663  
   data-arc span      7637 days (20.91 yr)  
   first obs. used      1999-02-07  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58042  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 13:24:00  

Additional Information
 Earth MOID = 1.51016 au 
 Jupiter MOID = 2.19469 au 
 T_jup = 3.387 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456788.5 (2014-May-11.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0506684030717214 4.2925e-08  
q 2.512802916998701 1.1266e-07 au
tp 2456277.807139530081
(2012-Dec-16.30713953)
0.00021059 TDB
node 138.1643868718674 6.9501e-05 deg
peri 88.36540377637891 8.4009e-05 deg
i 3.780243449326834 4.6407e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      663  
   data-arc span      7637 days (20.91 yr)  
   first obs. used      1999-02-07  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58042  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 13:24:00  

Additional Information
 Jupiter MOID = 2.19469 au 
 T_jup = 3.387 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.842594356144362E-15 -4.778504182665927E-15 -1.906002029232904E-12 -7.311418253980213E-15 -3.83291439660723E-13 4.596999178716228E-16
q -4.778504182665927E-15 1.269245783995421E-14 5.26153701495095E-12 1.786753583853129E-14 1.083614129981762E-12 -9.972815611871949E-16
tp -1.906002029232904E-12 5.26153701495095E-12 4.43469545248496E-8 1.721634957959633E-11 9.957396517700269E-9 -3.058953545932864E-12
node -7.311418253980213E-15 1.786753583853129E-14 1.721634957959633E-11 4.830399757622579E-9 -4.815939003400275E-9 5.402606590690854E-11
peri -3.83291439660723E-13 1.083614129981762E-12 9.957396517700269E-9 -4.815939003400275E-9 7.057491386239225E-9 -5.458009629792049E-11
i 4.596999178716228E-16 -9.972815611871949E-16 -3.058953545932864E-12 5.402606590690854E-11 -5.458009629792049E-11 2.153577682004344E-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 15.5   n/a MPO453290  

85912 (1999 CL93)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1999 CL93 = 2001 SX226 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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