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JPL Small-Body Database Browser
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(2020 AU1)
Classification: Apollo [NEO]          SPK-ID: 3976538
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4849568094917552 0.00028196  
a 1.924729161867385 0.001062 au
q .9913186483924382 4.2889e-06 au
i 1.197338535490045 0.00046683 deg
node 302.4755575980298 0.0025935 deg
peri 165.5262732934335 0.0026947 deg
M 52.96043128735072 0.043714 deg
tp 2458857.016527422525
(2020-Jan-08.51652742)
0.00032889 TDB
period 975.3328829145717
2.67
0.80726
0.00221
d
yr
n .3691047500871884 0.0003055 deg/d
Q 2.858139675342333 0.0015771 au
  Orbit Determination Parameters
   # obs. used (total)      79  
   data-arc span      7 days  
   first obs. used      2019-12-31  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .48965  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-10 05:41:13  

Additional Information
 Earth MOID = .00936587 au 
 Jupiter MOID = 2.29933 au 
 T_jup = 3.767 
[ 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 26.5   .23464 E2020-AB0 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
1956-Jan-06 05:00 2_16:28 Mars 0.0519019751136677 0.0512209673731378 0.0712434559582937 13.6338540353165 13.6334494500107 2435478.708037413 3867.51284661792 2051681.94477594 55.2045510647385 80.7159529156687 138658.248396312 T 4 CATAB v2.0f-lin.ifort 2020-Jan-10 05:41:27 2020-Jan-10 05:41
2020-Jan-06 00:33 < 00:01 Earth 0.0106184868724244 0.0106014537261088 0.0106355193127792 6.27043847552401 6.23029228730618 2458854.523114803 0.0786185071582209 838.241181829519 0.869126589735527 -0.0191444737579178 1055.12675718656 T 4 CATAB v2.0f-lin.ifort 2020-Jan-10 05:41:27 2020-Jan-10 05:41
2036-Feb-26 13:58 3_21:08 Earth 0.27217002297689 0.212383537218069 0.331960456891813 14.9520593084787 14.9514045508535 2464750.082021133 5588.29393662211 2981856.8603124 25.837049456388 1.12413817709161 25395.0420690618 T 4 CATAB v2.0f-lin.ifort 2020-Jan-10 05:41:27 2020-Jan-10 05:41
2105-Jun-05 11:55 7_17:25 Mars 0.096442274517918 0.0583423265317941 0.183040358075273 14.8693992464246 14.8691996061147 2490050.996530080 11124.7846135625 4822043.4135076 58.2536862089917 -37.2260108846869 148080.282178958 T 4 CATAB v2.0f-lin.ifort 2020-Jan-10 05:41:27 2020-Jan-10 05:41
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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