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85899 (1999 CS53)
Classification: Main-belt Asteroid          SPK-ID: 2085899
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .172215903524128 3.2987e-08  
a 2.38629238123749 7.4951e-09 au
q 1.975334882729932 7.8547e-08 au
i 3.002399814057122 3.6447e-06 deg
node 57.84328558957295 7.2463e-05 deg
peri 40.35716268226626 7.327e-05 deg
M 13.15096178709759 1.0653e-05 deg
tp 2459151.314292368743
(2020-Oct-28.81429237)
3.9793e-05 TDB
period 1346.430400598121
3.69
6.3435e-06
1.737e-08
d
yr
n .2673736420687458 1.2597e-09 deg/d
Q 2.797249879745047 8.7858e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1077  
   data-arc span      8098 days (22.17 yr)  
   first obs. used      1998-11-20  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51658  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:42:04  

Additional Information
 Earth MOID = .993091 au 
 Jupiter MOID = 2.36556 au 
 T_jup = 3.513 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457299.5 (2015-Oct-04.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1707754678654863 3.2834e-08  
q 1.979217292101011 7.8066e-08 au
tp 2457803.504835225043
(2017-Feb-19.00483523)
3.9627e-05 TDB
node 57.86596208815954 7.241e-05 deg
peri 40.07837695646959 7.3245e-05 deg
i 3.004038473901774 3.6435e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1077  
   data-arc span      8098 days (22.17 yr)  
   first obs. used      1998-11-20  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51658  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:42:04  

Additional Information
 Jupiter MOID = 2.36556 au 
 T_jup = 3.513 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.078089016171884E-15 -2.555085620120009E-15 1.221774402082689E-13 5.03435034118571E-15 4.055962270006834E-14 -3.149248924763406E-17
q -2.555085620120009E-15 6.094277849408989E-15 -2.772214373203726E-13 -1.181172960480679E-14 -9.775327642978838E-14 9.862294450568487E-17
tp 1.221774402082689E-13 -2.772214373203726E-13 1.570261455676302E-9 -1.57507329797269E-12 4.489333401951293E-10 1.379826396194331E-13
node 5.03435034118571E-15 -1.181172960480679E-14 -1.57507329797269E-12 5.243218812221698E-9 -5.236250081323457E-9 1.901805429363705E-11
peri 4.055962270006834E-14 -9.775327642978838E-14 4.489333401951293E-10 -5.236250081323457E-9 5.364779117086557E-9 -1.893958011720778E-11
i -3.149248924763406E-17 9.862294450568487E-17 1.379826396194331E-13 1.901805429363705E-11 -1.893958011720778E-11 1.32753545031983E-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 15.4   n/a MPO449533  
diameter diameter 1.909 km 0.340 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.368   0.177 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85899 (1999 CS53)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1999 CS53 = 2001 SS2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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