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(2008 CH116)
Classification: Aten [NEO]          SPK-ID: 3402610
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5874861305395409 3.0724e-07  
a .6628350453999277 7.2968e-09 au
q .2734286493919232 2.0208e-07 au
i 20.37004995444542 2.5478e-05 deg
node 85.93011499674186 0.00012706 deg
peri 248.1552572997813 0.00012278 deg
M 158.9554214277028 0.00013687 deg
tp 2459113.467899658907
(2020-Sep-20.96789966)
7.3753e-05 TDB
period 197.109075244999
0.54
3.2548e-06
8.911e-09
d
yr
n 1.826399923760658 3.0159e-08 deg/d
Q 1.052241441407932 1.1584e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      4693 days (12.85 yr)  
   first obs. used      2008-02-09  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .59514  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 01:24:28  

Additional Information
 Earth MOID = .224619 au 
 Jupiter MOID = 4.36288 au 
 T_jup = 8.392 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456210.5 (2012-Oct-10.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5874145817004871 3.0724e-07  
q .2734588644235901 2.0208e-07 au
tp 2456157.010791279852
(2012-Aug-17.51079128)
4.2563e-05 TDB
node 85.97741519564453 0.00012698 deg
peri 248.1147300085172 0.00012273 deg
i 20.37513794978322 2.5486e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      4693 days (12.85 yr)  
   first obs. used      2008-02-09  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .59514  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 01:24:28  

Additional Information
 Jupiter MOID = 4.36288 au 
 T_jup = 8.392 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.43986076353078E-14 -6.208182614641023E-14 7.885995047601027E-13 -5.860883857483649E-12 9.536559223332199E-12 2.224504971275E-12
q -6.208182614641023E-14 4.083549890716958E-14 -4.854208884022817E-13 3.911670229980216E-12 -6.285341811507491E-12 -1.440189118886183E-12
tp 7.885995047601027E-13 -4.854208884022817E-13 1.81163972497758E-9 3.494872709995105E-10 1.034570165993976E-9 2.311099180202209E-10
node -5.860883857483649E-12 3.911670229980216E-12 3.494872709995105E-10 1.612419723292736E-8 -1.478849710980994E-8 1.731296689045725E-9
peri 9.536559223332199E-12 -6.285341811507491E-12 1.034570165993976E-9 -1.478849710980994E-8 1.50627466524902E-8 -1.109608481656888E-9
i 2.224504971275E-12 -1.440189118886183E-12 2.311099180202209E-10 1.731296689045725E-9 -1.109608481656888E-9 6.495529177395522E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.2   n/a MPO369067  
diameter diameter 0.322 km 0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.355   0.215 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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