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(2018 CF2)
Classification: Apollo [NEO]          SPK-ID: 3799280
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5062075664347215 0.00026472  
a 1.836994583993901 0.00093326 au
q .9070940260765845 2.5484e-05 au
i 16.30489762990193 0.0058842 deg
node 137.5929187687588 0.00025095 deg
peri 320.3331358229186 0.0022362 deg
M 65.04300227346172 0.3263 deg
tp 2459036.192147578933
(2020-Jul-05.69214758)		 0.69907 TDB
period 909.4110788873924
2.49		 0.69302
0.001897		 d
yr
n .3958605831374273 0.00030167 deg/d
Q 2.766895141911217 0.0014057 au
   Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      2 days  
   first obs. used      2018-02-07  
   last obs. used      2018-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .68242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:22:01  

Additional Information
 Earth MOID = .0024684 au 
 Jupiter MOID = 2.49822 au 
 T_jup = 3.816 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458157.5 (2018-Feb-08.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5063709922905849 0.00026173  
q .9087911873124884 2.0108e-05 au
tp 2458126.140079444588
(2018-Jan-07.64007944)		 0.0045215 TDB
node 137.6862028040067 6.138e-05 deg
peri 320.1959317943489 0.0017946 deg
i 16.30786347439111 0.0057775 deg
   Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      2 days  
   first obs. used      2018-02-07  
   last obs. used      2018-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .68242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:22:01  

Additional Information
 Jupiter MOID = 2.49822 au 
 T_jup = 3.816 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.850406830074131E-8 -5.250996603295948E-9 1.181184533490446E-6 5.20675514390054E-9 4.611706989610374E-7 1.512132659042472E-6
q -5.250996603295948E-9 4.043175379890285E-10 -9.016733339397621E-8 -3.246553571564325E-10 -3.489054575859965E-8 -1.159288012420116E-7
tp 1.181184533490446E-6 -9.016733339397621E-8 2.044351047540099E-5 1.053241475655635E-7 8.046059882331496E-6 2.606894467205821E-5
node 5.20675514390054E-9 -3.246553571564325E-10 1.053241475655635E-7 3.767466068887524E-9 5.37915889869952E-8 1.143037631644987E-7
peri 4.611706989610374E-7 -3.489054575859965E-8 8.046059882331496E-6 5.37915889869952E-8 3.220759047514199E-6 1.017446443865302E-5
i 1.512132659042472E-6 -1.159288012420116E-7 2.606894467205821E-5 1.143037631644987E-7 1.017446443865302E-5 3.337961046423439E-5

[ 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 28.0   n/a MPO435639  

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