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(2017 QM18)
Classification: Amor [NEO]          SPK-ID: 3781045
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 59 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4597609447613757 3.4714e-08  
a 2.063255746285158 1.2272e-08 au
q 1.114651335088757 7.2476e-08 au
i 34.07718453948518 1.0177e-05 deg
node 257.324798748071 9.2877e-06 deg
peri 30.22234472647374 1.8419e-05 deg
M 342.6952186933315 5.9645e-06 deg
tp 2459052.534530009257
(2020-Jul-22.03453001)
1.7876e-05 TDB
period 1082.50029118334
2.96
9.6575e-06
2.644e-08
d
yr
n .3325634209358636 2.967e-09 deg/d
Q 3.01186015748156 1.7914e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      2837 days (7.77 yr)  
   first obs. used      2012-12-12  
   last obs. used      2020-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51294  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-19 06:49:22  

Additional Information
 Earth MOID = .142984 au 
 Jupiter MOID = 2.2756 au 
 T_jup = 3.448 
[ 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 18.5   n/a E2019Y43  

[ 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
1910-Jun-21 19:02 < 00:01 Earth 0.461779694585629 0.461762828968265 0.461796560291452 18.642143975881 18.6418344583359 2418844.293030196 0.470285809880871 899.454171353156 27.1343062362549 20.7765121789771 853336.192435477 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
1913-Jun-19 06:18 < 00:01 Earth 0.351599559817016 0.351584160012003 0.351614959852229 18.2211217005753 18.2207057958241 2419937.762328673 0.542710671474444 889.495556955358 24.8013965267284 30.3202227406906 1014606.3247867 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
1916-Jun-16 07:14 < 00:01 Earth 0.254141603905396 0.254129137889842 0.254154070579238 18.1366169674548 18.1360388884049 2421030.801554448 0.575886477202097 896.086226976629 21.6071056225721 46.090744134844 1206244.41889874 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
1919-Jun-14 02:52 < 00:01 Earth 0.180827247663684 0.180821015348916 0.180833481946984 18.5139096086652 18.5131137065098 2422123.619760830 0.616186518126698 992.114047450443 16.4588206991255 71.7655082168622 1497460.44758057 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
1922-Jun-10 04:16 < 00:01 Earth 0.179475063863987 0.179469502213169 0.179480642298718 19.3790753982633 19.3783093012448 2423215.677981607 0.64098472990997 2752.69326670817 9.8672732634701 -84.2125480823542 2497154.3202291 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
1925-Jun-06 03:09 < 00:01 Earth 0.254737419825559 0.254725859590046 0.254748982522929 20.6907270323962 20.6902214997979 2424307.631430448 0.676669983597535 1377.15951196144 31.6951416760901 -65.2849230661868 1016379.64780149 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
1928-Jun-01 20:33 < 00:01 Earth 0.364710534700576 0.364697279151493 0.364723790596703 22.3975505912596 22.3972244042323 2425399.355995518 0.696497809331505 867.545261583685 36.468224616441 -40.4089302762706 905994.503347903 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
1931-May-28 22:05 < 00:01 Earth 0.484630997399631 0.484617341707354 0.484644653194112 24.5755564380874 24.5753327206763 2426490.419844856 0.725094019823939 766.319370179725 37.3398043421885 -27.3371784928336 836404.744692665 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2017-Jun-24 15:01 < 00:01 Earth 0.488184887684986 0.488184416356356 0.488185359013645 19.1652960696797 19.1650112855919 2457929.125974223 0.0671834676640058 30.9343234189459 22.8571787602509 74.7778247504278 3061596.64131294 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2020-Jun-18 12:58 < 00:01 Earth 0.281934792339454 0.281934524308098 0.281935060370811 18.3769957797444 18.3764815049438 2459019.040330062 0.0454191574068296 26.8143973849091 13.2965125738025 -86.6572340422144 3164677.47829066 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2023-Jun-12 13:47 < 00:01 Earth 0.145387545565471 0.145387290014641 0.14538780111631 19.0629200296084 19.061958623942 2460108.074328892 0.0411676800184577 50.0867427847176 12.7423281902621 -89.8210195082026 1680637.44673829 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2026-Jun-04 23:44 < 00:01 Earth 0.24452718288603 0.244526247605029 0.244528118171548 21.271204840267 21.2706925709407 2461196.488570864 0.0594758233507042 85.9091708945861 32.0059046730677 -64.817625217145 993445.391348999 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2029-May-27 01:22 < 00:01 Earth 0.464126632520908 0.464125097657531 0.464128167385129 24.9539654634905 24.9537354049823 2462283.556943314 0.0879509824801071 84.2473608194105 36.2865242972201 -27.5864589641392 1078242.35160928 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2091-Jun-19 23:12 < 00:01 Earth 0.274157757366852 0.274147095964747 0.274168418881022 18.5455607013339 18.5450366449862 2484952.466599109 0.560333889665583 599.350854439409 25.1781986788333 27.5236873292752 731633.135152636 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2094-Jun-09 19:10 < 00:01 Earth 0.135691551581561 0.135687159527349 0.135695953298958 19.8299009907087 19.8289107293186 2486038.298909211 0.615337191721267 1819.89647414707 6.97919162537458 -83.0839840681972 2968729.90934605 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2097-May-29 11:31 < 00:01 Earth 0.365417598737077 0.36540552146674 0.365429676077476 23.7352900566107 23.7349828495702 2487122.979897634 0.708294947465937 653.146174720708 36.7865996017127 -22.8086040118798 550070.517036775 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2147-Jun-26 20:43 00:01 Earth 0.419141999584105 0.4191212894012 0.41916270982929 19.1239382092657 19.1236057965575 2505412.363485075 1.06405694739099 1063.71318196046 28.8174323184144 13.8678923167518 501347.498299689 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2150-Jun-14 12:34 00:01 Earth 0.1293188342647 0.129308666732483 0.12932900487253 19.1697703101859 19.1686954651822 2506496.023452397 1.15541390193561 1116.94767193476 18.8146796244286 63.0152901508632 902081.102215813 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2153-Jun-01 14:19 00:01 Earth 0.300190712295695 0.300169759084694 0.300211665790842 22.8316350342784 22.8312462740852 2507579.096728302 1.26055756637469 1141.9767201829 37.3288508653447 -23.8149221760873 463846.546723871 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
2200-Jun-25 00:52 00:02 Earth 0.352480481221629 0.35245070355644 0.352510259117515 18.8304470288244 18.8300455882336 2524768.536405765 1.64228519993949 1551.51594647304 27.4547119543152 16.8541663012802 539313.824002532 T 59 CATAB v2.0f-lin.ifort 2020-Sep-19 06:49:28 2020-Sep-19 06:50
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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