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JPL Small-Body Database Browser
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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7712574154607746 0.00063058  
a 3.151213249060671 0.0081622 au
q .7208166630243874 0.00012009 au
i 5.88508540555675 0.0034222 deg
node 43.86134997437492 8.1398e-05 deg
peri 249.6780397187607 0.0017548 deg
M 67.25432665544143 0.25888 deg
tp 2459014.790608229191
(2020-Jun-14.29060823)
0.013732 TDB
period 2043.219936488252
5.59
7.9384
0.02173
d
yr
n .1761924859732641 0.00068455 deg/d
Q 5.581609835096954 0.014457 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .61438  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:31:50  

Additional Information
 Earth MOID = .000122476 au 
 Jupiter MOID = .445238 au 
 T_jup = 2.637 
[ 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 27.2   .39906 MPO545533 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 0.00321275180702014 0.00320953898082277 0.00321596465701633 20.9472266321463 20.9467396420645 2458973.188794038 0.39477700241081 160.803603621208 1.81985609451597 4.98142805007495 21539.7649164275 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 22:31:50 2021-Apr-15 22:31
2020-May-03 20:01 < 00:01 Earth 0.00159798538310552 0.00159460649868581 0.00160136415505539 20.2766045341085 20.1942044482338 2458973.333725176 0.11342364668557 167.151523539578 1.93423299364226 -0.861020252747953 1131.21457606333 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 22:31:50 2021-Apr-15 22:31
2073-Feb-08 14:50 3_20:58 Jupiter 0.598052918578529 0.517520687988421 0.690330662455156 8.90785376521654 8.74741436990925 2478247.118269900 5577.90508065101 6035581.88826708 903.318097037942 -44.4764434230895 57459.2708849135 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 22:31:50 2021-Apr-15 22:31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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