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JPL Small-Body Database Browser
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(2020 CJ)
Classification: Apollo [NEO]          SPK-ID: 3989404
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4641373205203719 0.00019307  
a 1.837997907681394 0.00066224 au
q .9849144836881021 3.9246e-08 au
i 3.236823524529498 0.0010708 deg
node 128.7767135919268 6.5283e-05 deg
peri 357.6198222049973 0.00028146 deg
M 49.06015941141175 0.026702 deg
tp 2458876.465528606600
(2020-Jan-27.96552861)
0.00047499 TDB
period 910.1562293586341
2.49
0.4919
0.001347
d
yr
n .3955364896570379 0.00021377 deg/d
Q 2.691081331674687 0.00096962 au
  Orbit Determination Parameters
   # obs. used (total)      46  
   data-arc span      5 days  
   first obs. used      2020-02-01  
   last obs. used      2020-02-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .48163  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:13:45  

Additional Information
 Earth MOID = .000262601 au 
 Jupiter MOID = 2.39202 au 
 T_jup = 3.882 
[ 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 26.879   .32243 5 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
2010-Aug-30 01:42 4_17:00 Mars 0.0979764140642111 0.0977896137824771 0.129261548748397 13.2144385126914 13.2142173868157 2455438.570867882 6779.95789191613 3915734.3226898 131.00833086371 86.48609180013 111719.396086144 T 5 CATAB v2.0f-lin.ifort 2020-Feb-22 15:13:53 2020-Feb-22 15:13
2020-Jan-31 04:04 < 00:01 Moon 0.00208904508284683 0.00208646076493456 0.00209163046755041 6.75191948953988 6.74959558411976 2458879.669790442 0.972613283645721 148.860830945102 2.34352917822413 30.0785463308648 65960.0304202147 T 5 CATAB v2.0f-lin.ifort 2020-Feb-22 15:13:53 2020-Feb-22 15:13
2020-Jan-31 19:03 < 00:01 Earth 0.00236257920267682 0.00235976845207433 0.00236538961747389 6.5450909469326 6.37045110158562 2458880.293581230 0.0621465659829615 132.719423699856 1.35136898523259 0.335816537832381 1459.85802471408 T 5 CATAB v2.0f-lin.ifort 2020-Feb-22 15:13:53 2020-Feb-22 15:13
2029-Dec-14 11:09 2_16:16 Earth 0.215447204139365 0.180663397895359 0.250320610841119 13.1144180239299 13.1134749666179 2462484.964833218 3855.55774044965 1750528.99307799 47.5491465259763 7.12954013602222 69153.3671888023 T 5 CATAB v2.0f-lin.ifort 2020-Feb-22 15:13:53 2020-Feb-22 15:13
2034-Dec-01 10:01 23:56 Earth 0.432142984417409 0.4154855856347 0.448810183007857 19.7197953072905 19.7194826374945 2464297.917447051 1436.07198694286 837194.628129019 46.3462595758457 7.04518660754983 147647.123156928 T 5 CATAB v2.0f-lin.ifort 2020-Feb-22 15:13:53 2020-Feb-22 15:13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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