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(2020 XU6)
Classification: Apollo [NEO, PHA]          SPK-ID: 54100581
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5523523665203919 1.4293e-05  
a 2.217801272780212 7.0915e-05 au
q .9927934912881248 6.9158e-08 au
i 3.879785901228638 6.8616e-05 deg
node 164.499443004591 7.988e-05 deg
peri 6.136594134459725 3.9347e-05 deg
M 336.0204304869789 0.0011505 deg
tp 2459280.856544137024
(2021-Mar-07.35654414)
1.4699e-05 TDB
period 1206.375113348903
3.30
0.057861
0.0001584
d
yr
n .2984146440161869 1.4313e-05 deg/d
Q 3.442809054272299 0.00011008 au
  Orbit Determination Parameters
   # obs. used (total)      372  
   data-arc span      77 days  
   first obs. used      2020-12-14  
   last obs. used      2021-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .37415  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-02 05:50:48  

Additional Information
 Earth MOID = .00203259 au 
 Jupiter MOID = 1.52789 au 
 T_jup = 3.432 
[ 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 21.1   .39514 E2021-DA1 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
1978-Mar-08 13:37 8_15:02 Earth 0.010654930067221 0.0106251550953967 0.01662575778681 7.44559463214714 7.41193222062278 2443576.067530391 12421.5862461539 599115.932336293 6.10207530659772 -85.7435317261717 270728.500254628 T 50 CATAB v2.0f-lin.ifort 2021-Mar-02 05:50:49 2021-Mar-02 05:50
1986-Jun-10 18:23 2_01:26 Jupiter 1.69133699288311 1.68689937473695 1.695778652989 3.17622547603374 3.01443313933188 2446592.265937228 2966.21412446667 258601.683368634 20.1615031781845 38.5216577569531 2029491.7359047 T 50 CATAB v2.0f-lin.ifort 2021-Mar-02 05:50:49 2021-Mar-02 05:50
1988-Jan-24 16:15 1_19:49 Earth 0.278284445691162 0.250504643843417 0.306082085512548 16.2762777179256 16.2756894486305 2447185.177337162 2629.19636018122 1390158.1437105 4.04634723266527 4.58845265488289 690557.239124446 T 50 CATAB v2.0f-lin.ifort 2021-Mar-02 05:50:49 2021-Mar-02 05:50
2011-May-14 00:33 12:21 Earth 0.444938369237175 0.436190256502893 0.453689172265284 21.2617257612553 21.2614441066464 2455695.523222733 741.410447177905 439697.993772571 11.7628864110571 -7.13370011363184 621804.838375783 T 50 CATAB v2.0f-lin.ifort 2021-Mar-02 05:50:49 2021-Mar-02 05:50
2021-Feb-22 04:29 < 00:01 Earth 0.0273275543956886 0.0273256639998805 0.0273294447907884 8.36715901902092 8.35549800540815 2459267.686620236 0.022430075744973 94.0107580451976 2.62148045169123 -0.678216647410089 27489.5785839619 T 50 CATAB v2.0f-lin.ifort 2021-Mar-02 05:50:49 2021-Mar-02 05:50
2022-Dec-25 17:38 01:21 Jupiter 1.87175985610139 1.87170940005222 1.87181036985425 3.33682803562023 3.19833810780101 2459939.234566384 81.1564243663855 18154.0592587085 114.592733128686 76.9735008149613 2147832.84067198 T 50 CATAB v2.0f-lin.ifort 2021-Mar-02 05:50:49 2021-Mar-02 05:50
2044-May-07 06:51 1_06:34 Earth 0.367316579867914 0.347298151506518 0.387353678148924 18.5818491535799 18.5814587736725 2467742.785644105 1834.24036330503 1007205.06597478 11.5831823994101 -7.44933841252046 532015.300971733 T 50 CATAB v2.0f-lin.ifort 2021-Mar-02 05:50:49 2021-Mar-02 05:50
2045-Nov-27 08:54 1_14:36 Jupiter 1.60922136224836 1.6064668791964 1.61198271053121 3.03492483818678 2.85623139330666 2468311.870866949 2316.23756792214 219291.572949003 6.91979782337902 53.4530456910906 2830438.13847036 T 50 CATAB v2.0f-lin.ifort 2021-Mar-02 05:50:49 2021-Mar-02 05:50
2054-Jan-31 06:58 2_08:42 Earth 0.193951062762989 0.164952285740917 0.222980572654209 13.6834284821983 13.6824244648897 2471298.790079422 3402.46199618142 1451931.78615774 3.25190302453068 4.80124778385177 619460.395203368 T 50 CATAB v2.0f-lin.ifort 2021-Mar-02 05:50:49 2021-Mar-02 05:50
2077-Mar-01 03:14 7_04:06 Earth 0.0102116396791717 0.00149834031231182 0.025716980887518 7.96047058768925 7.92762515238099 2479728.634541636 10325.7598120128 776628.82526526 3.5131410448905 -8.65275945058834 61489.8558718749 T 50 CATAB v2.0f-lin.ifort 2021-Mar-02 05:50:49 2021-Mar-02 05:50
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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