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(2020 JA)
Classification: Apollo [NEO]          SPK-ID: 54016946
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 .771414037421371 0.00063027  
a 3.151657274641168 0.0081634 au
q .7204246118417897 0.00012038 au
i 5.886435029685545 0.0034245 deg
node 43.87002697344746 7.755e-05 deg
peri 249.6525459163372 0.0017625 deg
M 357.4799062606576 0.012209 deg
tp 2459014.806094777798
(2020-Jun-14.30609478)
0.013722 TDB
period 2043.65180532968
5.60
7.9402
0.02174
d
yr
n .1761552526027912 0.00068441 deg/d
Q 5.582889937440546 0.014461 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      2 days  
   first obs. used      2020-05-01  
   last obs. used      2020-05-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .61438  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-05 06:01:58  

Additional Information
 Earth MOID = .000360137 au 
 Jupiter MOID = .445387 au 
 T_jup = 2.636 
[ 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 27.214   .39906 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-May-03 16:32 < 00:01 Moon 0.00321275177557935 0.00320953894847875 0.00321596462647876 20.9472259892837 20.9467389991875 2458973.188794065 0.39477731171396 160.803649567806 1.81985531478204 4.98143107392561 21539.7874966963 T 3 CATAB v2.0f-lin.ifort 2020-May-05 06:02:11 2020-May-05 06:02
2020-May-03 20:01 < 00:01 Earth 0.00159798533592515 0.0015946064504 0.00160136410898054 20.2766038859497 20.1942037950071 2458973.333725148 0.113423316793334 167.151578206205 1.93423297590763 -0.861018073475179 1131.21417787616 T 3 CATAB v2.0f-lin.ifort 2020-May-05 06:02:11 2020-May-05 06:02
2073-Feb-08 14:50 3_20:51 Jupiter 0.598051820741483 0.517672936154647 0.690128508131938 8.90784897975599 8.74740919856449 2478247.118177194 5570.87039588031 6023227.78597114 903.279458739456 -44.4788939259068 57466.4428497089 T 3 CATAB v2.0f-lin.ifort 2020-May-05 06:02:11 2020-May-05 06:02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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