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(2020 AQ1)
Classification: Apollo [NEO]          SPK-ID: 3976534
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2458859.5 (2020-Jan-11.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .711761902865664 0.00042001  
a 1.703018151120358 0.002196 au
q .490874711264167 8.2321e-05 au
i 28.42160472145105 0.017844 deg
node 298.6811791563972 0.00099776 deg
peri 284.0786860746623 0.012488 deg
M 335.0578471423336 0.056056 deg
tp 2458915.741743805010
(2020-Mar-07.24174380)
0.017616 TDB
period 811.7594293220901
2.22
1.5701
0.004299
d
yr
n .4434811435459891 0.00085779 deg/d
Q 2.915161590976548 0.003759 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      16 days  
   first obs. used      2020-01-03  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .44715  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-28 05:47:44  

Additional Information
 Earth MOID = .0158494 au 
 Jupiter MOID = 2.79018 au 
 T_jup = 3.762 
[ 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 22.1   .402 E2020A86 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
1951-Feb-12 01:22 7_21:22 Earth 0.476717752734454 0.37978881474223 0.584483670116966 16.0943468123457 16.0939995302755 2433689.556907463 11362.2283087458 6242345.45975894 157.943625298326 -34.2186054312266 386147.393581808 T 8 CATAB v2.0f-lin.ifort 2020-Feb-28 05:47:46 2020-Feb-28 05:47
1953-Aug-05 23:22 4_07:08 Earth 0.191586320811024 0.18821543754966 0.211466911476331 25.907470641715 25.9069338233758 2434595.473375825 6188.3821785005 3024424.76459455 560.745964230078 79.2504626653101 49554.9601376701 T 8 CATAB v2.0f-lin.ifort 2020-Feb-28 05:47:46 2020-Feb-28 05:47
1960-Jan-12 15:01 1_02:09 Earth 0.19056901771956 0.161987347582343 0.21915085977948 32.1678257555441 32.167391103939 2436946.125783965 1568.75462849026 1425285.19832146 134.822933261986 0.400105604773983 1399.08100801514 T 8 CATAB v2.0f-lin.ifort 2020-Feb-28 05:47:46 2020-Feb-28 05:47
1960-Mar-22 18:10 1_10:19 Venus 0.0925234691178093 0.0597082036484899 0.128106053583549 33.1726671032028 33.171959579036 2437016.256645754 2058.58256024222 1884067.59040914 30.3759924619895 -23.2660103094004 175907.923947212 T 8 CATAB v2.0f-lin.ifort 2020-Feb-28 05:47:46 2020-Feb-28 05:47
2018-Jan-11 10:37 5_01:53 Venus 0.0747200655811069 0.0315660405698915 0.166373353673561 27.5417548029995 27.5406995698801 2458129.942286836 7312.53866551261 4768599.95437568 325.882972334073 24.9947544139118 14546.708205884 T 8 CATAB v2.0f-lin.ifort 2020-Feb-28 05:47:46 2020-Feb-28 05:47
2020-Jan-20 02:45 < 00:01 Earth 0.0268311342594974 0.0267829593189144 0.0268793091580023 27.5125578492642 27.5089481514486 2458868.614461393 0.0504412789992162 2401.70401487924 10.3715230192472 0.34317778451792 2002.56264315907 T 8 CATAB v2.0f-lin.ifort 2020-Feb-28 05:47:46 2020-Feb-28 05:47
2104-Aug-23 04:03 01:49 Earth 0.303568698532473 0.302189816188898 0.304947589096232 33.0063432308196 33.0060773054902 2489764.669021551 109.397121719476 68804.6002041619 268.924857569022 2.0833742243331 5943.32298436595 T 8 CATAB v2.0f-lin.ifort 2020-Feb-28 05:47:46 2020-Feb-28 05:47
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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