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

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .506181790612646 0.00026408  
a 1.836926233439395 0.00093078 au
q .9071076233736987 2.549e-05 au
i 16.30424218029442 0.005885 deg
node 137.5933588589614 0.00025043 deg
peri 320.33846797004 0.0022404 deg
M 345.8954272496208 0.26596 deg
tp 2459036.128163444368
(2020-Jul-05.62816344)
0.69889 TDB
period 909.3603235608477
2.49
0.69117
0.001892
d
yr
n .3958826778260152 0.00030089 deg/d
Q 2.766744843505091 0.0014019 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .67702  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-10 13:42:03  

Additional Information
 Earth MOID = .0024161 au 
 Jupiter MOID = 2.49821 au 
 T_jup = 3.816 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458157.5 (2018-Feb-08.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5063449760932679 0.00026171  
q .9087930389859937 2.0107e-05 au
tp 2458126.139602480594
(2018-Jan-07.63960248)
0.0045212 TDB
node 137.6861964370947 6.138e-05 deg
peri 320.1957200682898 0.0017946 deg
i 16.30729490036054 0.0057772 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .67702  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-10 13:42:03  

Additional Information
 Jupiter MOID = 2.49821 au 
 T_jup = 3.816 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.84912042143322E-8 -5.250275678970927E-9 1.181018075884042E-6 5.206222383099987E-9 4.611100378580345E-7 1.511900312845303E-6
q -5.250275678970927E-9 4.042825339934712E-10 -9.015914463974035E-8 -3.246355716277039E-10 -3.48876843010822E-8 -1.159168425659523E-7
tp 1.181018075884042E-6 -9.015914463974035E-8 2.04415981631745E-5 1.053196116918354E-7 8.045389740973798E-6 2.606616044266241E-5
node 5.206222383099987E-9 -3.246355716277039E-10 1.053196116918354E-7 3.767505935059425E-9 5.379031223700638E-8 1.142959705922995E-7
peri 4.611100378580345E-7 -3.48876843010822E-8 8.045389740973798E-6 5.379031223700638E-8 3.220527968016514E-6 1.017347312975356E-5
i 1.511900312845303E-6 -1.159168425659523E-7 2.606616044266241E-5 1.142959705922995E-7 1.017347312975356E-5 3.33756209436953E-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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