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JPL Small-Body Database Browser
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(2016 CA138)
Classification: Aten [NEO]          SPK-ID: 3743123
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04848064937219749 3.5367e-07  
a .9998670085817105 6.5139e-09 au
q .9513928067198326 3.4867e-07 au
i 27.72336280269279 8.1818e-05 deg
node 328.9457920075185 6.5949e-06 deg
peri 327.4153896567423 0.00050268 deg
M 317.9327500720648 0.00056239 deg
tp 2459043.173022615365
(2020-Jul-12.67302262)
0.0005703 TDB
period 365.1840366995324
1.00
3.5687e-06
9.771e-09
d
yr
n .9858043173343917 9.6335e-09 deg/d
Q 1.048341210443588 6.8297e-09 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      1469 days (4.02 yr)  
   first obs. used      2016-02-09  
   last obs. used      2020-02-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49734  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-27 10:06:14  

Additional Information
 Earth MOID = .0514437 au 
 Jupiter MOID = 4.02466 au 
 T_jup = 5.979 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457873.5 (2017-Apr-30.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04792217491525162 3.4891e-07  
q .9527815931133251 3.5012e-07 au
tp 2457947.714748290858
(2017-Jul-13.21474829)
0.00058877 TDB
node 328.989392596652 6.344e-06 deg
peri 328.0067915372737 0.00051773 deg
i 27.72091831609034 8.1815e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      1469 days (4.02 yr)  
   first obs. used      2016-02-09  
   last obs. used      2020-02-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49734  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-27 10:06:14  

Additional Information
 Jupiter MOID = 4.02466 au 
 T_jup = 5.979 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.21737163777572E-13 -1.221592708959158E-13 -1.766564338344997E-10 1.233740583181575E-12 -1.53345660249833E-10 1.602670108081153E-11
q -1.221592708959158E-13 1.225866566146897E-13 1.774633433938021E-10 -1.235237738288448E-12 1.540546687415508E-10 -1.604283690531752E-11
tp -1.766564338344997E-10 1.774633433938021E-10 3.466542883704267E-7 -6.90263986393503E-10 3.047510977617903E-7 -5.53952960904815E-9
node 1.233740583181575E-12 -1.235237738288448E-12 -6.90263986393503E-10 4.024627156087957E-11 -5.648412442394904E-10 3.515573193529895E-10
peri -1.53345660249833E-10 1.540546687415508E-10 3.047510977617903E-7 -5.648412442394904E-10 2.68047381408326E-7 -4.014160792024539E-9
i 1.602670108081153E-11 -1.604283690531752E-11 -5.53952960904815E-9 3.515573193529895E-10 -4.014160792024539E-9 6.69372786438332E-9

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 23.3   n/a MPO438023  

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