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(2020 KD3)
Classification: Apollo [NEO]          SPK-ID: 54017182
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 2458988.5 (2020-May-19.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3178070322648475 0.00081101  
a 1.347789286278156 0.0013177 au
q .919452373087738 0.00019417 au
i 3.781624459318986 0.0078242 deg
node 65.67689462545104 0.0027641 deg
peri 230.8194247738041 0.0037685 deg
M 327.7602728489057 0.058268 deg
tp 2459039.682357204827
(2020-Jul-09.18235720)
0.017447 TDB
period 571.5199916979554
1.56
0.83813
0.002295
d
yr
n .629899225275496 0.00092374 deg/d
Q 1.776126199468573 0.0017364 au
  Orbit Determination Parameters
   # obs. used (total)      30  
   data-arc span      10 days  
   first obs. used      2020-05-16  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .42159  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-26 08:18:21  

Additional Information
 Earth MOID = .00117915 au 
 Jupiter MOID = 3.43075 au 
 T_jup = 4.824 
[ 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 26.362   .57569 4 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
1970-May-01 17:37 4_21:00 Earth 0.339392484670078 0.204836150011603 0.474040160059233 17.8122709557056 17.8118302017529 2440708.234093013 7020.18780467253 6717798.14168473 29.5548315354958 -2.2131955649683 55846.2808033416 T 4 CATAB v2.0f-lin.ifort 2020-May-26 08:18:22 2020-May-26 08:18
1973-Apr-06 21:41 9_04:31 Earth 0.437624911575704 0.379334877307352 0.495976220341878 5.93683573024443 5.93581009531274 2441779.403607023 13231.1880155283 2919659.79733847 43.5937908715395 -5.36333170965548 61863.0596473341 T 4 CATAB v2.0f-lin.ifort 2020-May-26 08:18:22 2020-May-26 08:18
1973-Sep-17 05:15 8_09:01 Earth 0.0919360152344981 0.0649476295674902 0.19743470991455 9.65667826664805 9.65367657261532 2441942.718695908 12060.94370673 6052931.23314827 51.1999601981172 44.9639937550763 127837.199709046 T 4 CATAB v2.0f-lin.ifort 2020-May-26 08:18:22 2020-May-26 08:18
2020-May-29 02:03 < 00:01 Earth 0.0201326254169965 0.0199941563463007 0.0202710852966292 7.38542470233207 7.36748297242264 2458998.585226335 0.348096333672572 6871.18116743965 7.25676510906097 0.0331072301437599 257.603386787146 T 4 CATAB v2.0f-lin.ifort 2020-May-26 08:18:22 2020-May-26 08:18
2020-Oct-17 00:08 03:44 Earth 0.374024266783544 0.371439429520808 0.376609114682024 4.8241221524416 4.82264521953663 2459139.505663057 224.19616251567 128934.021164263 264.37546885138 1.81017901203144 4818.20316222637 T 4 CATAB v2.0f-lin.ifort 2020-May-26 08:18:22 2020-May-26 08:18
2034-Oct-07 05:53 8_18:18 Earth 0.411915357612087 0.261646843613096 0.563832741560584 19.7880594198911 19.7877325275436 2464242.745399583 12618.2051029832 7645763.69445375 46.3319647822477 9.11021516848853 174622.862995149 T 4 CATAB v2.0f-lin.ifort 2020-May-26 08:18:22 2020-May-26 08:18
2042-May-06 22:06 8_22:26 Earth 0.24928462224479 0.0848545366790676 0.413940383195932 15.1828840303095 15.182180030305 2467011.420661191 12866.3023580453 8213612.20605265 19.740190838101 -2.03379461636988 53783.26406214 T 4 CATAB v2.0f-lin.ifort 2020-May-26 08:18:22 2020-May-26 08:18
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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