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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 
[ 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 28.502   .59848 7 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-Nov-17 05:12 < 00:01 Earth 0.00531073443085918 0.00529875520183384 0.00532271281393229 7.96620978171869 7.90297834362954 2459170.716402998 0.0858054471032079 587.833048336419 2.76614535631119 -0.470830459022558 798.997931011674 T 7 CATAB v2.0f-lin.ifort 2020-Nov-24 05:23:40 2020-Nov-24 05:23
2020-Nov-17 08:59 < 00:01 Moon 0.00721984148473066 0.00720812533864426 0.00723155861632034 8.8010324505953 8.80051666380826 2459170.873989903 0.513258053349458 599.212476630849 2.98358443070574 -12.862202844283 75929.5396031071 T 7 CATAB v2.0f-lin.ifort 2020-Nov-24 05:23:40 2020-Nov-24 05:23
2023-Feb-20 14:11 1_20:53 Earth 0.459724785600445 0.427093112373125 0.49253494831718 20.5987571667781 20.598475797688 2459996.091084902 2693.19336366266 1693038.15942306 93.3330697212267 15.4388195832698 173980.636018509 T 7 CATAB v2.0f-lin.ifort 2020-Nov-24 05:23:40 2020-Nov-24 05:23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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