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(2020 OG4)
Classification: Amor [NEO]          SPK-ID: 54049768
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5192271412173576 0.0001342  
a 2.584789123678274 0.00081493 au
q 1.242696456341085 4.5111e-05 au
i 7.302566543823057 0.00079925 deg
node 310.5844008822593 0.003227 deg
peri 16.5547218349579 0.00070202 deg
M 347.834916423662 0.0054852 deg
tp 2459051.791889671716
(2020-Jul-21.29188967)
0.0011377 TDB
period 1517.875332787187
4.16
0.71783
0.001965
d
yr
n .2371736283104046 0.00011216 deg/d
Q 3.926881791015463 0.0012381 au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      57 days  
   first obs. used      2020-07-23  
   last obs. used      2020-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .35946  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-19 06:50:29  

Additional Information
 Earth MOID = .233642 au 
 Jupiter MOID = 1.46078 au 
 T_jup = 3.208 
[ 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 18.62   .37697 19 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
2026-Jun-30 13:50 5_16:36 Jupiter 1.77637343028187 1.76300859615551 1.7897513252892 3.05005670018929 2.88949687829825 2461222.076511644 8196.26229822113 714928.563645951 463.315651205343 2.15311056679989 74688.8676755573 T 19 CATAB v2.0f-lin.ifort 2020-Sep-19 06:50:31 2020-Sep-19 06:50
2049-Aug-16 07:08 15:00 Earth 0.311404280659566 0.116030526073264 0.519338315707776 7.00806871803193 7.00684768542244 2469669.797328627 900.114927287026 10532743.7376104 765.038218499246 13.1640438594703 7921.71932847014 T 19 CATAB v2.0f-lin.ifort 2020-Sep-19 06:50:31 2020-Sep-19 06:50
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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