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(2020 QG)
Classification: Apollo [NEO]          SPK-ID: 54051131
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .481255356635469 0.00010415  
a 1.910108509847902 0.00037575 au
q .9908585577286058 4.0232e-06 au
i 4.736679049243581 0.00071041 deg
node 323.4624228368786 5.4018e-05 deg
peri 338.9770584171563 0.00040725 deg
M 52.41708055122886 0.015609 deg
tp 2459060.103651089038
(2020-Jul-29.60365109)
0.0003842 TDB
period 964.2407603862927
2.64
0.28453
0.000779
d
yr
n .3733507385186428 0.00011017 deg/d
Q 2.829358461967199 0.00055659 au
  Orbit Determination Parameters
   # obs. used (total)      35  
   data-arc span      2 days  
   first obs. used      2020-08-16  
   last obs. used      2020-08-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .53516  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:50:19  

Additional Information
 Earth MOID = .000666091 au 
 Jupiter MOID = 2.43967 au 
 T_jup = 3.783 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459078.5 (2020-Aug-17.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4866106046281243 0.00010255  
q .9905426939832248 3.9051e-06 au
tp 2459060.135314882629
(2020-Jul-29.63531488)
0.00037471 TDB
node 323.5035421234438 3.9506e-05 deg
peri 338.9189927117442 0.00037551 deg
i 4.773767191028807 0.00069517 deg
  Orbit Determination Parameters
   # obs. used (total)      35  
   data-arc span      2 days  
   first obs. used      2020-08-16  
   last obs. used      2020-08-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .53516  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:50:19  

Additional Information
 Jupiter MOID = 2.43967 au 
 T_jup = 3.783 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.051656723253209E-8 -4.002092950648726E-10 3.80724009640055E-8 1.856311567565829E-9 -3.800922197223565E-8 7.119920340331119E-8
q -4.002092950648726E-10 1.525018700219418E-11 -1.445209898333543E-9 -7.335100781591635E-11 1.454792192300168E-9 -2.707598000334489E-9
tp 3.80724009640055E-8 -1.445209898333543E-9 1.404094690213261E-7 7.518572060293061E-9 -1.355206058293528E-7 2.569148854754561E-7
node 1.856311567565829E-9 -7.335100781591635E-11 7.518572060293061E-9 1.560744864344899E-9 -7.451784950255057E-9 1.155807238055068E-8
peri -3.800922197223565E-8 1.454792192300168E-9 -1.355206058293528E-7 -7.451784950255057E-9 1.410068186920331E-7 -2.569381678559507E-7
i 7.119920340331119E-8 -2.707598000334489E-9 2.569148854754561E-7 1.155807238055068E-8 -2.569381678559507E-7 4.832602183049766E-7

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 29.90   .25446 E2020-QH3 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-Aug-16 04:09 < 00:01 Earth 6.22797984976286e-05 6.22040307793404e-05 6.23555561978824e-05 12.3308673063873 8.15386324007669 2459077.672759561 0.214570932793428 3.20628457719726 0.645463046227233 8.8936268413308 753.810411041957 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 22:50:19 2021-Apr-15 22:50
2020-Aug-16 04:33 < 00:01 Moon 0.00254185869164549 0.00254184919230701 0.00254186819111416 11.5502743298579 11.549157990951 2459077.689686996 0.194490983833222 3.54234908582547 0.457071524422952 87.9407984155283 257876.522484976 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 22:50:19 2021-Apr-15 22:50
2028-May-28 22:22 2_17:45 Earth 0.310165265410163 0.26827403980761 0.352479931405191 16.8797114535191 16.879202520387 2461920.432106365 3944.6567458714 2175918.13687062 91.5448197170296 15.0922424979823 113861.723545804 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 22:50:19 2021-Apr-15 22:50
2078-Sep-25 10:41 8_20:46 Earth 0.403017918631606 0.240329170653963 0.566028124946803 20.0396134320582 20.0392835169256 2480301.945337036 12766.0337813378 8140460.17573338 24.4582158483701 -3.67430021905702 139115.352449708 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 22:50:19 2021-Apr-15 22:50
2094-May-19 09:27 3_07:51 Earth 0.489370895173582 0.424974501292469 0.554013961676208 22.2745729552665 22.2743285181136 2486016.893806583 4790.55317448284 3263659.81687873 96.3819928600274 9.58446345731613 112134.389103808 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 22:50:19 2021-Apr-15 22:50
2107-Sep-27 08:44 4_04:00 Earth 0.412400415856791 0.339102234484548 0.485759587428246 20.3050447225065 20.3047265279727 2490894.863856239 5999.65572198173 3665147.31274539 24.6468781769905 -3.86599280581621 148860.963958773 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 22:50:19 2021-Apr-15 22:50
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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