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JPL Small-Body Database Browser
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(2020 AC1)
Classification: Aten [NEO]          SPK-ID: 3973542
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2196829927272255 0.00018863  
a .8599008033485138 7.9862e-05 au
q .6709952214203669 0.00022452 au
i 6.000861511785902 0.005973 deg
node 282.4722484330172 0.00030332 deg
peri 38.411599418405 0.0021526 deg
M 307.2705320213784 0.010831 deg
tp 2459043.160097883637
(2020-Jul-12.66009788)
0.014699 TDB
period 291.2533698298612
0.80
0.040574
0.0001111
d
yr
n 1.236037200909633 0.00017219 deg/d
Q 1.048806385276661 9.7406e-05 au
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      10 days  
   first obs. used      2020-01-04  
   last obs. used      2020-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .45939  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-14 05:05:44  

Additional Information
 Earth MOID = .00292379 au 
 Jupiter MOID = 4.16506 au 
 T_jup = 6.840 
[ 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 28.4   .28005 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
1967-Jan-01 03:36 7_06:23 Earth 0.0529349033881592 0.00153261372148855 0.310853103733563 7.66339368996 7.65682263151356 2439491.649715262 10463.3055148658 12861545.0539222 23.9444295247622 -1.72670302550562 8632.59064982893 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
1979-Jan-01 10:31 1_19:56 Earth 0.124327465807658 0.000127351304597708 0.26516167720144 9.84056747821201 9.83838940137305 2443874.937904224 2636.31004524476 7022234.19423281 31.9572762496603 -0.0791785992159439 348.519452247998 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2004-Mar-19 06:34 8_06:38 Earth 0.280240704692005 0.0984078132858925 0.52738696796161 13.8043417998795 13.8036530266309 2453083.773279765 11917.5192568119 12749886.1451795 139.287638242369 20.5129671391792 76517.2335113111 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2008-Mar-21 19:29 20:11 Earth 0.202323638956827 0.158576526800045 0.249391929097136 11.0404981313425 11.039305240998 2454547.311510922 1211.41053449904 2608628.58692176 150.769978348596 28.9568821966929 65987.2605977061 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2010-Jan-01 08:08 3_22:12 Venus 0.0127926269897846 0.00437347571649283 0.0471272727011529 8.0147177556187 7.99350993938597 2455197.838926890 5651.82110670949 1740882.42248804 107.751230582123 -20.0930160259686 5956.87033292639 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2011-Oct-13 08:32 4_12:12 Earth 0.281688095782014 0.274065731993953 0.289359525911815 7.03094957621598 7.02960411421942 2455847.855357786 6491.51058222523 424006.389120506 163.698788988247 -26.030079590733 48235.2606363042 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2012-Mar-22 11:21 1_02:58 Earth 0.109792249038284 0.10309208083318 0.119958940016351 6.89274289992665 6.88922114153205 2456008.972926175 1617.56161950183 1063575.6713265 190.755547845882 66.3515239551566 49751.7508455288 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2016-Feb-10 08:25 4_01:30 Earth 0.095683055912632 0.0934580625709859 0.098157237418415 5.10028742460129 5.09482462446129 2457428.850536752 5849.53950808591 270404.578470164 273.82486106298 64.2730031895957 34623.3524376367 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2020-Jan-02 22:50 < 00:01 Earth 0.0053331708788871 0.00531870799651352 0.00534763178772396 6.22573482025152 6.14496247867502 2458851.451288471 0.125526975155057 702.528427732951 3.12371898950587 0.622525474661753 631.839171715488 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2020-Jan-03 15:52 00:03 Moon 0.00732344670137232 0.00730857562044925 0.00733831873934801 5.63167009294622 5.63087540489467 2458852.160834692 3.38506060277153 753.245537271139 2.72075125920626 -10.2194438367526 62633.4781798288 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2020-May-25 18:09 01:23 Earth 0.251505774091433 0.250857342872071 0.25215423098377 6.44266834683628 6.4410237704337 2458995.256404933 83.1876128872052 32582.6937228171 277.01958668372 -7.4002401619352 8781.5399079207 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2020-Jun-17 15:22 01:29 Venus 0.0286964813913292 0.0283885407358229 0.0290101006501234 7.81242781186566 7.80273558080183 2459018.140466770 89.011899053124 25480.7327650154 1405.50102821078 52.6823426155077 2331.00689040582 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2024-Jan-11 18:01 2_13:33 Earth 0.0502111934709011 0.0426020993169434 0.0579273996307143 5.30927321352822 5.29926892744698 2460321.250950655 3692.99876117055 399262.895075079 8.54396410844091 16.5974582595539 143366.27408893 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2024-May-12 10:31 2_23:13 Earth 0.227112977944248 0.222275432177863 0.232120234717293 5.009832474829 5.00749014127501 2460442.938137691 4273.21634677951 395166.497809346 112.226210395513 -51.7149988865056 69867.0272112687 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2028-Feb-01 13:29 5_08:41 Earth 0.0868771146216076 0.0813314144402582 0.0928691080687838 5.1678519753038 5.16191388926518 2461803.061868842 7720.98130234261 423557.506934937 151.790799392925 47.0849218247678 45463.871056703 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2028-Jun-04 19:21 1_03:53 Venus 0.103774764005734 0.0849023616587233 0.122829510574142 12.6440202287392 12.6423651432372 2461927.306468562 1673.41061566268 970210.776960282 33.8570946600846 12.7260343833773 74748.7506120159 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2031-Nov-05 04:47 7_06:48 Earth 0.241186182784618 0.228922497329209 0.253483059382416 4.29727697785641 4.29470541851961 2463175.699129143 10488.1960615417 628426.124678701 130.535853698446 -14.1342428587237 16326.5592616262 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2032-Mar-01 21:30 6_11:32 Earth 0.0983696686348616 0.0983026490293169 0.0995511941484512 5.16480102297787 5.15955393656602 2463293.395899175 9331.86655871631 607842.803824541 236.016012989455 87.9812883807057 48170.2663037569 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2034-Mar-10 17:12 10:11 Venus 0.111455407484362 0.110988255913928 0.116406465285664 6.93504285982275 6.93223285770808 2464032.216557270 611.114792961849 1242684.63521563 66.438048639754 84.7281392895524 70816.2197497204 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2035-Oct-13 21:14 4_10:00 Earth 0.283712460535739 0.274691625132423 0.292778590200316 6.92712474710331 6.92576886027013 2464614.384997088 6360.40801740682 485106.750715313 161.176788350766 -21.7440830018239 39517.2488684567 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2036-Mar-18 06:26 1_03:49 Earth 0.111570317419824 0.103618879838614 0.122407372177503 7.05805636792703 7.0546719600095 2464770.768317354 1668.7578109056 1012699.3317591 182.018343803279 62.0920066704604 54918.5852772073 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2039-Sep-26 17:16 4_05:12 Earth 0.313775988697079 0.306847621573982 0.320767584225898 8.72909895613085 8.72812610265516 2466058.219516491 6071.79011228163 412063.341433638 186.644818194224 -32.6531924282457 64266.1589227758 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2040-Mar-18 21:26 08:28 Earth 0.175323813380782 0.155006270271988 0.196779580659119 10.121182864686 10.1196812019771 2466232.393014987 507.857333578261 1257732.22135812 159.161959123342 33.8373047150239 64234.5125177034 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2041-Dec-25 00:24 3_12:21 Venus 0.0113582377436432 0.0113572463145218 0.0355209351616895 8.63865867882724 8.61649871427305 2466878.516331714 5061.44218961864 1678961.8806247 49.1874720932877 89.9660329904909 29593.9441199186 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
2044-Mar-15 14:15 6_19:56 Earth 0.271496210598853 0.116767170881514 0.453853739432463 13.5813798194988 13.5806571890726 2467690.093927415 9836.38366509594 9474333.85155467 142.73955096627 21.2253209867218 76336.7247223177 T 5 CATAB v2.0f-lin.ifort 2020-Jan-14 05:05:57 2020-Jan-14 05:06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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