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(2020 VG4)
Classification: Apollo [NEO]          SPK-ID: 54087783
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4199305213561264 0.00034218  
a 1.645558300107579 0.00093799 au
q .9545381452215024 1.8979e-05 au
i 6.825722300098509 0.0044345 deg
node 233.3753926017853 0.00016052 deg
peri 211.277878362631 0.0001449 deg
M 269.2705507940436 0.079148 deg
tp 2459194.818482670869
(2020-Dec-11.31848267)
0.0033679 TDB
period 771.0247816308836
2.11
0.65924
0.001805
d
yr
n .4669110624933772 0.00039922 deg/d
Q 2.336578454993656 0.0013319 au
  Orbit Determination Parameters
   # obs. used (total)      36  
   data-arc span      5 days  
   first obs. used      2020-11-12  
   last obs. used      2020-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .29417  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-24 05:23:39  

Additional Information
 Earth MOID = .00564932 au 
 Jupiter MOID = 2.92558 au 
 T_jup = 4.176 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459167.5 (2020-Nov-14.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4209702801377183 0.00034083  
q .9541880337744775 1.8702e-05 au
tp 2459194.823989455893
(2020-Dec-11.32398946)
0.0033835 TDB
node 233.3488137515185 0.00011642 deg
peri 211.3409889810184 0.00011504 deg
i 6.836820529113822 0.0044163 deg
  Orbit Determination Parameters
   # obs. used (total)      36  
   data-arc span      5 days  
   first obs. used      2020-11-12  
   last obs. used      2020-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .29417  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-24 05:23:39  

Additional Information
 Jupiter MOID = 2.92558 au 
 T_jup = 4.176 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.1616603971959E-7 -6.373284160616847E-9 -1.152819259949336E-6 -3.959793558537435E-8 -1.588086060155916E-9 1.505196282787267E-6
q -6.373284160616847E-9 3.497798811406719E-10 6.321728781891913E-8 2.171070307766331E-9 4.77827473865203E-11 -8.25753466092165E-8
tp -1.152819259949336E-6 6.321728781891913E-8 1.144840608534074E-5 3.933314625334082E-7 2.59918026386162E-8 -1.49386048643526E-5
node -3.959793558537435E-8 2.171070307766331E-9 3.933314625334082E-7 1.355334881030529E-8 9.729293700154902E-10 -5.132044420348499E-7
peri -1.588086060155916E-9 4.77827473865203E-11 2.59918026386162E-8 9.729293700154902E-10 1.323448401065145E-8 -2.208266055715521E-8
i 1.505196282787267E-6 -8.25753466092165E-8 -1.49386048643526E-5 -5.132044420348499E-7 -2.208266055715521E-8 1.950403104155629E-5

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 28.502   .59848 7 autocmod 2.8

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