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(2020 ST1)
Classification: Amor [NEO, PHA]          SPK-ID: 54054507
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 52 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .576931599449205 6.4209e-06  
a 2.454099575696057 3.8349e-05 au
q 1.038251982282115 4.674e-07 au
i 7.961232399815514 6.1694e-05 deg
node 232.8938693576125 6.1349e-06 deg
peri 180.3279259321115 1.5121e-05 deg
M 316.8635945182415 0.0010132 deg
tp 2459168.758940357292
(2020-Nov-15.25894036)
1.1369e-05 TDB
period 1404.224989359399
3.84
0.032915
9.012e-05
d
yr
n .2563691735497674 6.0093e-06 deg/d
Q 3.869947169109998 6.0475e-05 au
  Orbit Determination Parameters
   # obs. used (total)      734  
   data-arc span      130 days  
   first obs. used      2020-08-27  
   last obs. used      2021-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .36594  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jan-05 05:26:25  

Additional Information
 Earth MOID = .049595 au 
 Jupiter MOID = 1.52344 au 
 T_jup = 3.231 
[ 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 21.976   .48482 52 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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