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(2020 CD2)
Classification: Amor [NEO]          SPK-ID: 3991556
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3456215190907382 0.00030914  
a 1.723899263417161 0.00095324 au
q 1.128082581235517 9.0862e-05 au
i 20.56432802707205 0.0087785 deg
node 316.3359690930205 0.0073469 deg
peri 184.2114138375023 0.004048 deg
M 55.67467715133833 0.048037 deg
tp 2458872.643898068163
(2020-Jan-24.14389807)
0.0042759 TDB
period 826.7348649430794
2.26
0.68572
0.001877
d
yr
n .4354479474199821 0.00036117 deg/d
Q 2.319715945598805 0.0012827 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      33 days  
   first obs. used      2020-01-21  
   last obs. used      2020-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .52985  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 12:38:03  

Additional Information
 Earth MOID = .142474 au 
 Jupiter MOID = 2.7235 au 
 T_jup = 4.030 
[ show covariance matrix ]

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 21.286   .41941 3 autocmod 2.8

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2020-Feb-03 01:41 00:01 Earth 0.335609657579368 0.335122959743011 0.336096355361699 13.8156979499916 13.8151232858352 2458882.569837751 1.40817889882408 24268.7234293916 533.855169436287 -0.54572484341183 1607.68457910433 T 3 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:05 2020-Feb-24 12:38
2029-Feb-07 06:43 1_23:24 Earth 0.150227590534325 0.14635475470015 0.284042036554382 11.4293723979838 11.4278204764556 2462174.779808999 2844.06368079524 10450722.4792116 327.682812268667 -76.9738664673445 57179.7250762403 T 3 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:05 2020-Feb-24 12:38
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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