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(2020 ND)
Classification: Apollo [NEO, PHA]          SPK-ID: 54017784
[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5886279454732476 1.2284e-05  
a 2.411672704102431 7.1424e-05 au
q .9920947551327058 2.7759e-07 au
i 17.42540302406064 0.00020845 deg
node 118.0147177666039 6.424e-06 deg
peri 214.6422073873244 3.5652e-05 deg
M 31.61976650858536 0.0013721 deg
tp 2459080.347686714362
(2020-Aug-18.84768671)		 0.00012533 TDB
period 1367.96812750294
3.75		 0.06077
0.0001664		 d
yr
n .2631640260925788 1.1691e-05 deg/d
Q 3.831250653072157 0.00011347 au
   Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      185 days  
   first obs. used      2020-05-19  
   last obs. used      2020-11-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .47682  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:39:18  

Additional Information
 Earth MOID = .0359607 au 
 Jupiter MOID = 1.67469 au 
 T_jup = 3.208 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459035.5 (2020-Jul-05.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5887051687304191 1.2285e-05  
q .9922034253657315 2.8139e-07 au
tp 2459080.323640839306
(2020-Aug-18.82364084)		 0.0001242 TDB
node 118.0245789031174 6.6445e-06 deg
peri 214.5963926610583 3.4354e-05 deg
i 17.43453224837565 0.00020815 deg
   Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      185 days  
   first obs. used      2020-05-19  
   last obs. used      2020-11-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .47682  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:39:18  

Additional Information
 Jupiter MOID = 1.67469 au 
 T_jup = 3.208 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.509198858238691E-10 -3.038607793204084E-12 -1.50707818753544E-9 -4.094926227911687E-11 -2.77421477880546E-10 2.551096970123979E-9
q -3.038607793204084E-12 7.917929190816111E-14 2.848059379994982E-11 7.130753228059172E-13 2.757597483482772E-12 -5.099030979293696E-11
tp -1.50707818753544E-9 2.848059379994982E-11 1.542574195108671E-8 4.202134730446908E-10 3.250817483778154E-9 -2.542570898444205E-8
node -4.094926227911687E-11 7.130753228059172E-13 4.202134730446908E-10 4.414900355429818E-11 6.066597836289282E-11 -7.217322853545468E-10
peri -2.77421477880546E-10 2.757597483482772E-12 3.250817483778154E-9 6.066597836289282E-11 1.180196240285437E-9 -4.631519090285049E-9
i 2.551096970123979E-9 -5.099030979293696E-11 -2.542570898444205E-8 -7.217322853545468E-10 -4.631519090285049E-9 4.332596805037645E-8

[ 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 21.7   .6308 E2021-DA1 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
1911-Sep-22 22:44 9_10:47 Earth 0.372173819041114 0.319964157073688 0.43044923027628 15.8605153934264 15.8600639998005 2419302.447162397 13606.5824936417 3636630.01245275 30.6182414245133 40.2143544338148 1019242.53676979 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
1920-Dec-15 21:16 3_11:00 Jupiter 1.96684221232801 1.9568968550049 1.97682323550148 5.02590221323936 4.93947275652105 2422674.386002812 4979.8551337511 651364.480895163 121.864166588906 41.6569736181526 1170559.71699027 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
1932-Mar-10 21:05 1_13:11 Jupiter 1.63832474379797 1.63789573065031 1.63876952455143 4.19286163365443 4.06768707716716 2426777.378539676 2231.07061154171 258297.816751925 51.4119034802372 85.4681646330371 1651312.79394916 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
1945-Jul-17 16:57 10:56 Earth 0.0947796309702443 0.0896104354292631 0.099978366872878 15.18928786999 15.1874369553436 2431654.206244882 656.110550392158 271638.51860036 11.0828689457077 17.8689140019336 370496.274874548 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
1960-Jul-16 12:10 2_13:51 Earth 0.0959581971376843 0.0660896728504906 0.126407981131083 15.4221176071265 15.4203170304528 2437132.007078350 3710.67854242347 1549413.0387454 10.6237137650234 13.2087004338928 291316.332702306 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
1975-Jul-02 22:24 1_20:48 Earth 0.298368859355718 0.268254953959728 0.32848674912318 20.1676614629393 20.1672186624543 2442596.433621976 2688.46071150652 1502741.97153638 8.36703013573229 -2.08842734395507 178455.753523097 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
1990-Jun-24 11:14 1_05:45 Earth 0.454539299889287 0.432198820928388 0.476884437693789 23.919782372563 23.919537304951 2448066.967752176 1785.16935192331 1116506.17011591 7.22424043104554 -3.73089493483326 562725.083196483 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2003-Jul-06 03:09 22:59 Jupiter 1.65390041021404 1.65335021042024 1.65446110159548 4.20018767407334 4.07643273063331 2452826.631243463 1379.27930838647 212711.326270669 23.5430774953991 83.1137061086111 1807709.23359944 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2005-Jul-14 07:36 21:18 Earth 0.149733201127471 0.137771471311737 0.16173880855668 16.1311557245964 16.1300525516215 2453565.816378685 1278.36031555449 611095.403590123 9.86947993863526 12.0425298144889 437456.118092151 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2020-Jul-24 11:13 < 00:01 Earth 0.0372308885157869 0.0372294377795159 0.0372323392519541 13.6078673624527 13.6026071554356 2459054.967424556 0.0305748506463652 72.2763013954417 5.4374729110949 -0.0698861295794137 52115.7381500834 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2035-Jul-09 11:22 19:50 Earth 0.191579466897706 0.179531664597858 0.203628932176404 17.6808154859716 17.6800288555001 2464517.973752423 1189.79634223924 601475.605320626 8.71601315638402 2.70491440045893 143303.53192683 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2074-Sep-10 17:11 2_00:51 Jupiter 1.66471493417784 1.66441983284725 1.66506315533487 4.11989901692881 3.99448985787494 2478826.215636037 2931.11542340841 476650.524339103 30.7337139680141 88.833347783336 1755297.3417441 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2121-Sep-20 04:31 8_12:46 Earth 0.296227295472943 0.269806055899134 0.326737182404387 13.5423968544079 13.5417326490153 2496001.688349432 12285.9982065066 2244352.85501274 30.4612855169466 50.4474208189988 969958.021843233 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2136-Aug-29 03:43 7_20:48 Earth 0.22895297235415 0.200701737816559 0.260529097723149 11.930133127813 11.9291576025129 2501458.654601878 11327.85196153 2031018.41424934 24.8700135926545 42.2895942962494 798674.903648209 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2145-Nov-09 05:16 2_09:06 Jupiter 1.66768796467149 1.66748723378101 1.66794964895654 4.03295704350204 3.90498885592172 2504817.719436507 3426.388322824 511234.257867983 39.2516457590163 89.41239788388 1745187.85087388 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2151-Oct-11 04:54 3_14:13 Earth 0.391664875395701 0.368340938057904 0.41639026446137 16.779829510383 16.7794240808007 2506979.704179074 5172.88293267976 1673735.03709097 35.0238758197799 44.1910492947501 1008152.44290685 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2166-Oct-18 12:08 2_09:08 Earth 0.425216082688269 0.405070570329538 0.446180157590848 18.5307646276093 18.5304264745683 2512466.005617253 3428.03065992362 1384388.27260095 35.6927788798001 42.1768754914941 1059412.3858953 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2181-Sep-10 13:48 4_04:19 Earth 0.256048323039498 0.244661210810468 0.268242282902721 12.5028604390992 12.5020281092043 2517907.074833085 6019.15322230536 927272.438248726 27.5668830019221 50.5777659644281 925649.887454943 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
2196-Jul-30 18:16 23:49 Earth 0.0752783623592693 0.0686025535595292 0.082075291706699 12.5721183142841 12.5693026402871 2523344.261455168 1429.15242646923 368138.251793402 9.33388623607556 -24.042118296343 505206.738381349 T 27 CATAB v2.0g-lin.ifort 2021-Apr-15 22:39:19 2021-Apr-15 22:39
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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