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(2020 JK1)
Classification: Apollo [NEO]          SPK-ID: 54016996
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2573960674579249 0.0002326  
a 1.355827314893611 0.00042614 au
q 1.006842695887957 1.2366e-06 au
i 4.874666736183359 0.0035507 deg
node 231.2279583805392 4.5979e-05 deg
peri 340.3340806222675 0.0024794 deg
M 23.20674041571327 0.013441 deg
tp 2458963.327939175566
(2020-Apr-23.82793918)
0.0040114 TDB
period 576.6403060955276
1.58
0.27186
0.0007443
d
yr
n .6243059949062276 0.00029433 deg/d
Q 1.704811933899264 0.00053583 au
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      9 days  
   first obs. used      2020-05-14  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .48513  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-23 06:20:58  

Additional Information
 Earth MOID = .00742625 au 
 Jupiter MOID = 3.26248 au 
 T_jup = 4.821 
[ 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 27.504   .40349 8 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
2006-Feb-27 03:15 6_13:21 Earth 0.429430430344897 0.307834247130249 0.552117207079576 16.6880147675513 16.6876429587182 2453793.635369299 9440.59152087585 6185626.25498701 57.5452320212695 9.64314918660912 142485.811063881 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2009-Jun-15 19:54 6_02:29 Earth 0.289294140698399 0.192455081039127 0.386441918483682 12.764104642084 12.7633830452162 2454998.328838193 8789.22986965731 4859580.33588347 28.0450052526209 -5.28869547591361 101166.557915892 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2020-May-11 10:54 < 00:01 Earth 0.0091613254343668 0.00913925289460326 0.00918339529549324 4.80441173125857 4.74348945438826 2458980.954424131 0.327196391651038 1072.16091762799 3.22334989953248 0.649707010831287 675.793689051627 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2020-May-11 11:46 < 00:01 Moon 0.00909071613478165 0.00906952470526639 0.00911190833746055 4.84393399733168 4.84318968395271 2458980.990388499 0.252375375233068 1064.98882796938 2.70096117360136 -7.26778001057446 48717.7795872608 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2031-Jun-16 15:25 6_03:07 Earth 0.282043946228611 0.186794239455863 0.377633238916201 12.5578639576405 12.5571116546137 2463034.142175794 8826.55344601791 4783154.34802288 26.7703055176947 -5.55709783016071 107835.902256329 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2039-Mar-07 23:32 9_13:09 Earth 0.308150420038229 0.156431063046784 0.464973994833583 13.0310328523097 13.0303692898464 2465855.480267970 13749.3063190312 7944050.6156278 75.0395447173634 12.4899700844879 97125.6537089909 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2069-Aug-19 04:50 23:48 Earth 0.49654265833503 0.493484657110426 0.499606361053206 6.63631229661959 6.63550365621607 2476977.701052856 1427.94771618274 174175.766116006 114.97778568667 28.8514184291131 154685.901829972 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2072-Jan-14 17:36 4_10:03 Earth 0.42949087936143 0.404887641595211 0.4541453239809 5.99389702772017 5.99286191740832 2477856.233428189 6362.94965096545 1250211.36578844 56.7239367890048 -10.9136652496479 97685.6251387856 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2072-Jun-22 11:26 2_16:46 Earth 0.381172152070579 0.330673270423307 0.431694793464226 15.4410682444847 15.4406155343503 2478015.976599873 3886.32490323623 2523234.15983704 85.8278086119887 -3.41925055655371 31431.2222843435 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2099-Mar-01 23:44 1_14:45 Earth 0.430615991057347 0.401865393613172 0.459446693344414 16.7279806839287 16.7276107846481 2487764.488815255 2325.49033731936 1465243.3274555 60.5572735310829 11.5143210268442 160587.799270932 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2099-Aug-10 17:12 2_17:07 Earth 0.452773822335943 0.437163383216204 0.468392638920284 5.72179311439524 5.72076453473131 2487926.216974137 3907.45169146404 784672.835121063 61.0847317439706 7.36155449155527 60795.4988695392 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2102-Jan-04 21:20 3_16:33 Earth 0.484114848971209 0.460387711321032 0.508101387126169 7.0880780898617 7.08730155805408 2488803.389146973 5313.33476477591 1314380.71697379 47.4652893612684 -25.1627961390512 287079.573803201 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
2121-Jun-07 14:48 6_07:21 Earth 0.146358102781511 0.0857139507741612 0.20746468165571 8.54608516900129 8.54395466425384 2495897.116629278 9081.28496478382 3063228.33514824 26.0037056369725 -7.11676350996567 69380.5917419099 T 8 CATAB v2.0f-lin.ifort 2020-May-23 06:20:59 2020-May-23 06:21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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