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(2020 AP1)
Classification: Apollo [NEO]          SPK-ID: 3976533
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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3822799190350489 0.00032047  
a 1.588782954461922 0.00081912 au
q .9814231352659525 4.0908e-06 au
i 2.256475843278635 0.0015855 deg
node 101.2301778111165 0.00050855 deg
peri 349.7384652437938 0.0028517 deg
M 176.2776695636461 0.13623 deg
tp 2458842.329276530699
(2019-Dec-24.82927653)
0.0014428 TDB
period 731.4679208553604
2.00
0.56568
0.001549
d
yr
n .4921610226994302 0.00038061 deg/d
Q 2.196142773657891 0.0011322 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      1 day  
   first obs. used      2020-01-04  
   last obs. used      2020-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .65818  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:13:24  

Additional Information
 Earth MOID = .00159379 au 
 Jupiter MOID = 3.02033 au 
 T_jup = 4.295 
[ 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 29.6   .35056 E2020A81 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
1983-Feb-16 23:46 9_16:05 Earth 0.419431061089379 0.214669249920499 0.624492213975547 18.4098566638335 18.4095115952424 2445382.490306195 13924.8347056867 10233375.4061863 621.444274653774 -2.76104141172321 4151.31752181553 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:13:24 2021-Apr-15 22:13
2006-Oct-09 07:47 6_06:35 Mars 0.0866571231429295 0.0405921415892172 0.230659533274161 9.18462839785942 9.18426869090005 2454017.824033667 9035.34764475764 7504833.71829752 219.115573262074 27.9354959533225 28682.2754232153 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:13:24 2021-Apr-15 22:13
2017-Sep-29 23:46 3_14:35 Earth 0.473197492589767 0.453624461485014 0.492772300339911 4.48518239412266 4.4839267961476 2458026.490616056 5195.18547221313 977143.61796555 1504.52964127154 4.20322923385614 981.94070034835 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:13:24 2021-Apr-15 22:13
2018-Feb-11 19:45 1_17:59 Earth 0.32489208038171 0.294858406557703 0.354934099364769 15.5571218226923 15.5565946519034 2458161.323214773 2519.14641329565 1500114.85487213 492.846516922194 -3.16826170860252 4563.52769413824 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:13:24 2021-Apr-15 22:13
2020-Jan-01 21:50 00:03 Moon 0.0018292029491533 0.00182349400329298 0.00183491318579067 5.46781980927713 5.46454208151903 2458850.410061365 3.2684763352611 294.852536209293 4.10919354347853 15.2215137855742 11631.6661382442 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:13:24 2021-Apr-15 22:13
2020-Jan-02 15:33 00:02 Earth 0.00218473067175359 0.00217927214688385 0.00219018749321658 5.6085426146256 5.38670278660622 2458851.147683152 1.53125788597811 253.890563514717 3.15630888471829 4.44993682956716 722.013132569453 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:13:24 2021-Apr-15 22:13
2022-Jan-07 17:32 8_20:07 Earth 0.0116565977792099 6.93133699852796e-06 0.0284605867113623 5.65179413914172 5.61120437622824 2459587.230572084 12727.0277980257 837619.675181189 37.9694857774938 0.184717845627217 1.97362851343282 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:13:24 2021-Apr-15 22:13
2024-Jan-30 03:54 5_08:08 Earth 0.115270501432403 0.0704088136681323 0.160458995390867 9.09236727305328 9.08982467370179 2460339.662671588 7687.94866214165 2266002.47837387 166.626876883477 -7.25019593844692 11448.0399999311 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:13:24 2021-Apr-15 22:13
2026-Feb-10 00:17 8_07:03 Earth 0.25581291673483 0.136672022322366 0.375320950656545 13.5191424758276 13.5183720104673 2461081.512076293 11942.9121970205 5969828.20891939 273.880181068056 -4.15938029497852 8421.05163349078 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:13:24 2021-Apr-15 22:13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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