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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 ]

[ hide orbit diagram ]

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 52 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5523495254509443 1.3811e-05  
a 2.217787161220382 6.8517e-05 au
q .992793475169107 6.3936e-08 au
i 3.879773039286629 6.6525e-05 deg
node 164.4994241137883 7.6304e-05 deg
peri 6.136597758734334 3.8942e-05 deg
M 336.0202009259418 0.0011113 deg
tp 2459280.856546453369
(2021-Mar-07.35654645)
1.3924e-05 TDB
period 1206.363599372616
3.30
0.055904
0.0001531
d
yr
n .298417492194909 1.3829e-05 deg/d
Q 3.442780847271657 0.00010636 au
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      131 days  
   first obs. used      2020-12-14  
   last obs. used      2021-04-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .37376  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-24 06:28:33  

Additional Information
 Earth MOID = .00203257 au 
 Jupiter MOID = 1.52792 au 
 T_jup = 3.432 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459239.5 (2021-Jan-25.0) TDB
Reference: JPL 52 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5523826549410158 1.381e-05  
q .9927779546588285 6.4655e-08 au
tp 2459280.856510676496
(2021-Mar-07.35651068)
1.3924e-05 TDB
node 164.4936012513789 7.6622e-05 deg
peri 6.143698791237265 3.8739e-05 deg
i 3.880081794848986 6.6511e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      131 days  
   first obs. used      2020-12-14  
   last obs. used      2021-04-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .37376  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-24 06:28:33  

Additional Information
 Jupiter MOID = 1.52792 au 
 T_jup = 3.432 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.907103428935643E-10 5.819866953941525E-13 -2.276282976092534E-12 9.913713982838898E-10 2.186212378223855E-10 9.1611251988868E-10
q 5.819866953941525E-13 4.180208683971773E-15 -5.889761870875352E-13 3.510661059063545E-12 -5.599521132797043E-13 2.73568972618331E-12
tp -2.276282976092534E-12 -5.889761870875352E-13 1.938846116638554E-10 -1.039600572682171E-10 3.297920542292163E-10 1.013890839989143E-11
node 9.913713982838898E-10 3.510661059063545E-12 -1.039600572682171E-10 5.870859377561691E-9 3.023336837558266E-10 4.660730553593553E-9
peri 2.186212378223855E-10 -5.599521132797043E-13 3.297920542292163E-10 3.023336837558266E-10 1.500719987822593E-9 1.177123866520309E-9
i 9.1611251988868E-10 2.73568972618331E-12 1.013890839989143E-11 4.660730553593553E-9 1.177123866520309E-9 4.423657611736334E-9

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 21.03   .39514 E2021-HC5 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-09 03:23 8_08:43 Earth 0.0106434173728663 0.0106320977959303 0.0159159667830717 7.43637730183793 7.40263643603078 2443576.640639562 12043.2817071233 567263.14802847 6.08743230686544 87.3693727453666 271127.513288688 T 52 CATAB v2.0g-lin.ifort 2021-Apr-24 06:28:34 2021-Apr-24 06:28
1986-Jun-10 21:40 1_23:46 Jupiter 1.69104263160753 1.68675618288229 1.69533286848381 3.17583705640464 3.01399494718831 2446592.402569486 2866.30079911409 249933.985768084 19.1939925703068 38.5589701556284 2140495.69699602 T 52 CATAB v2.0g-lin.ifort 2021-Apr-24 06:28:34 2021-Apr-24 06:28
1988-Jan-24 19:10 1_18:29 Earth 0.276441197392682 0.24960000716562 0.303299176225341 16.219396957753 16.2188026890694 2447185.298644710 2548.80163499775 1343183.29822542 3.96953496554275 4.59333604046451 700934.923568509 T 52 CATAB v2.0g-lin.ifort 2021-Apr-24 06:28:34 2021-Apr-24 06:28
2011-May-14 01:23 11:56 Earth 0.445518723993737 0.437066525995623 0.453973427718279 21.2787286900184 21.2784476270771 2455695.557371066 716.016635485146 424819.310097341 11.6310367264726 -7.13048582577141 629457.258567032 T 52 CATAB v2.0g-lin.ifort 2021-Apr-24 06:28:34 2021-Apr-24 06:28
2021-Feb-22 04:29 < 00:01 Earth 0.0273274259219707 0.0273256036460994 0.0273292481971849 8.36712126156294 8.35546014039306 2459267.686620757 0.0223440582634809 90.6226825165391 2.59741900173742 -0.700675258934305 28520.9757352259 T 52 CATAB v2.0g-lin.ifort 2021-Apr-24 06:28:34 2021-Apr-24 06:28
2022-Dec-25 17:32 01:18 Jupiter 1.87175635089789 1.87170778020815 1.87180497547975 3.33665885967017 3.19816134184114 2459939.230798719 78.4004738598791 17542.423882658 108.75202838909 76.9429106391682 2190321.07743289 T 52 CATAB v2.0g-lin.ifort 2021-Apr-24 06:28:34 2021-Apr-24 06:28
2044-May-07 04:50 1_05:35 Earth 0.365987918727658 0.346646025120754 0.385347357498325 18.542085628735 18.5416929913731 2467742.701081454 1774.94393733649 973178.337066034 11.4426626366205 -7.46119657282802 537378.034610664 T 52 CATAB v2.0g-lin.ifort 2021-Apr-24 06:28:34 2021-Apr-24 06:28
2045-Nov-27 06:20 1_13:18 Jupiter 1.60940446226817 1.60674149860619 1.6120738240254 3.03503731082482 2.85637186799127 2468311.764154320 2237.89291038687 211822.204365952 6.81706663077609 53.4204948861592 2980203.87214285 T 52 CATAB v2.0g-lin.ifort 2021-Apr-24 06:28:34 2021-Apr-24 06:28
2054-Jan-31 03:13 2_06:29 Earth 0.19587638996015 0.167845365018327 0.223935694090865 13.7445665432782 13.7435768175636 2471298.633775532 3268.92298777115 1403415.3741771 3.23461401147606 4.79248832109384 629239.923628564 T 52 CATAB v2.0g-lin.ifort 2021-Apr-24 06:28:34 2021-Apr-24 06:28
2077-Feb-28 15:49 6_22:14 Earth 0.0112506064981908 0.00131782614901365 0.0267031717661873 7.98208052697766 7.95235498823673 2479728.159009576 9973.65184084593 772857.488539588 3.38281359801094 -6.92780066005029 55796.3333181625 T 52 CATAB v2.0g-lin.ifort 2021-Apr-24 06:28:34 2021-Apr-24 06:28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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