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495511 (2014 UD206)
Classification: Amor [NEO]          SPK-ID: 2495511
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4294587790170449 1.1859e-07  
a 2.12660303952768 5.47e-08 au
q 1.213314694718186 2.7509e-07 au
i 6.477720065000928 8.7721e-06 deg
node 19.94779652045933 4.3983e-05 deg
peri 302.1796101202629 5.1745e-05 deg
M 332.4785053982961 9.402e-06 deg
tp 2459087.095951159531
(2020-Aug-25.59595116)
2.8552e-05 TDB
period 1132.734354314503
3.10
4.3704e-05
1.197e-07
d
yr
n .3178150275294347 1.2262e-08 deg/d
Q 3.039891384337174 7.8192e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      2138 days (5.85 yr)  
   first obs. used      2014-10-31  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62375  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-13 07:27:06  

Additional Information
 Earth MOID = .226503 au 
 Jupiter MOID = 2.33594 au 
 T_jup = 3.594 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.2   n/a MPO322382  

495511 (2014 UD206)          Discovered 2014-Oct-31 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-06-12

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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
1915-May-25 20:06 00:24 Mars 0.0891417088356825 0.0890913931465315 0.0891920287910644 6.0475240958037 6.04699300755223 2420643.337444865 24.1065917053264 2691.02402296318 19.1173638430393 21.1821177626818 262151.545382986 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
1927-Aug-16 01:04 00:02 Earth 0.240929652941308 0.240907881456031 0.240951425987188 4.16541816062014 4.16276232024375 2425108.544145448 1.92500417775033 1454.32826427895 31.4249537665711 41.8171684382024 405391.663552607 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
1958-Aug-15 14:56 00:02 Earth 0.245660548984296 0.245645932914195 0.245675165842955 4.00287200498954 4.00016148696269 2436431.122286112 1.68346825535742 1007.08700679535 32.3301637645653 43.7540267134792 422368.436143934 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
1989-Aug-14 19:54 < 00:01 Earth 0.2626155367684 0.262604648134932 0.262626425684156 4.4547400753123 4.45246193413288 2447753.329336864 0.804455547215443 692.702441077464 30.2260598436133 38.500407729258 441818.428627214 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
2017-Sep-21 12:22 < 00:01 Earth 0.478963922759757 0.478962542559316 0.478965303040433 3.15072685816642 3.14896073682996 2458018.015324827 0.243349534497767 327.851451379629 18.1381270591877 78.313053357708 948941.527646989 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
2020-Aug-13 02:59 < 00:01 Earth 0.297482491716099 0.297481593812293 0.297483389619905 4.82417209324932 4.82231509390612 2459074.624189979 0.295567767890925 44.8290398587791 37.4385871739083 3.07156650270822 502946.490145343 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
2048-Sep-09 01:16 00:03 Earth 0.39836044355501 0.398345508143711 0.398375473846194 3.28124032565231 3.27920125124941 2469328.552654675 3.2363501466806 9752.83446789454 55.2164239234005 85.6152836437553 901163.2932476 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
2051-Aug-06 08:20 00:05 Earth 0.384734582260569 0.384716654777457 0.384752509911071 5.0655262822177 5.06415891495316 2470389.847464233 4.79393069000807 979.566313036515 28.8586312463517 24.0338672746568 273275.403200926 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
2079-Sep-04 18:03 00:06 Earth 0.362339299301622 0.362310600713451 0.362368037751945 3.58806242536 3.58601239161111 2480646.251933265 5.57930603822108 6163.90724015309 19.4727794583033 76.5601671488753 868887.455796209 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
2082-Jul-29 20:39 00:14 Earth 0.416183960407147 0.416151934485052 0.41621598692278 3.95643398153315 3.95481548440022 2481705.360274720 13.7363462510248 1779.10199390377 28.367508903555 25.6651350460375 149968.240806381 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
2110-Aug-27 11:53 00:03 Earth 0.278803378992402 0.278777618032204 0.27882916234971 3.73315512212201 3.73059425366047 2491959.995057875 3.22789739060201 4149.16917624366 52.4883335430895 71.9757760721166 825010.897994992 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
2113-Jul-09 10:13 00:09 Earth 0.497431188573079 0.497399572134621 0.497463337930438 0.383015773766869 0.368765679630845 2493006.926034269 9.4058948098685 26574.4530562708 85.0570105187587 -77.3579668036207 90114.9761036225 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
2141-Aug-26 14:27 00:03 Earth 0.261572774097272 0.261550351842801 0.261595214629437 3.72896992840741 3.72623724010472 2503282.102217934 2.63529497039731 3629.73390820779 52.937719714042 72.0753511120592 713851.249911331 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
2172-Aug-25 10:41 00:02 Earth 0.248651271539617 0.248635180949894 0.24866736989619 3.63732111417353 3.63437387070389 2514603.945400307 2.20200798597483 2338.987867991 52.4580158951168 69.9761768503075 614962.759836111 T 34 CATAB v2.0f-lin.ifort 2020-Sep-13 07:27:22 2020-Sep-13 07:27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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