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(2018 TV)
Classification: Apollo [NEO]          SPK-ID: 3831198
[ 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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4325159960507804 0.00017047  
a 1.643240828645246 0.00047447 au
q .9325128848924376 1.0875e-05 au
i 3.749818959878624 0.00086698 deg
node 194.9351851369953 0.00013434 deg
peri 218.7866711027287 0.0021682 deg
M 266.6263244027256 0.11345 deg
tp 2459200.059407832144
(2020-Dec-16.55940783)		 0.3289 TDB
period 769.3965816385715
2.11		 0.33324
0.0009124		 d
yr
n .4678991414717671 0.00020265 deg/d
Q 2.353968772398054 0.00067969 au
   Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      2 days  
   first obs. used      2018-10-05  
   last obs. used      2018-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .36442  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-08 06:26:31  

Additional Information
 Earth MOID = .000160533 au 
 Jupiter MOID = 3.02885 au 
 T_jup = 4.178 
[ 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 28.6   .3296 MPO458797 autocmod 2.6n

[ 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
1988-Jan-21 21:22 9_00:08 Earth 0.471620186167496 0.300433005173992 0.64475809693582 22.407445261756 22.4071931285358 2447182.390459220 12967.7767769462 8717405.5621742 45.4523243029397 9.3056772536494 226158.402878377 T 3 CATAB v2.0e-lin.ifort 2018-Oct-08 06:26:35 2018-Dec-11 17:23
1996-Sep-05 20:44 7_22:16 Earth 0.358421273999206 0.220304061276819 0.496645434056311 19.0245272710015 19.0241365118448 2450332.363887163 11416.0500283066 6896927.69102265 7.73407196934289 -2.39864019262976 247253.613890817 T 3 CATAB v2.0e-lin.ifort 2018-Oct-08 06:26:35 2018-Dec-11 17:23
2007-Sep-19 19:52 6_13:15 Earth 0.154573957192177 0.0704247215564531 0.238871547030504 12.9701169008339 12.9687878108248 2454363.328073801 9434.82980756779 4206666.00443349 6.16246841941204 -2.81619855554307 153858.447507295 T 3 CATAB v2.0e-lin.ifort 2018-Oct-08 06:26:35 2018-Dec-11 17:23
2018-Oct-07 20:05 < 00:01 Earth 0.0019034577172745 0.00190158281139077 0.00190533247950604 8.5093648697722 8.34324099417163 2458399.336916435 0.044375622326542 89.706826742465 0.609891976460555 -0.550009063911212 1831.49354022138 T 3 CATAB v2.0e-lin.ifort 2018-Oct-08 06:26:35 2018-Dec-11 17:23
2018-Oct-08 05:14 < 00:01 Moon 0.00269387420440342 0.00269224514797917 0.0026955035017895 8.89887773592135 8.89751051220422 2458399.717824710 0.554496311081354 90.634034202017 0.789603833069001 26.3723313781362 212411.840475188 T 3 CATAB v2.0e-lin.ifort 2018-Oct-08 06:26:35 2018-Dec-11 17:23
2021-Jan-21 14:08 21:36 Earth 0.412754444871676 0.39584109302811 0.429691233589191 20.5246131672142 20.5242986467233 2459236.088794825 1296.39061007614 858117.581515477 39.4492444385448 10.4100662378782 252552.237749661 T 3 CATAB v2.0e-lin.ifort 2018-Oct-08 06:26:35 2018-Dec-11 17:23
2037-Sep-12 11:00 9_05:47 Earth 0.270412183018845 0.119282463866762 0.421774142306781 16.3809129735123 16.3803114453381 2465313.958463686 13306.9906802579 7552366.36765786 6.2054741193783 -2.53305337762932 240504.048619185 T 3 CATAB v2.0e-lin.ifort 2018-Oct-08 06:26:35 2018-Dec-11 17:23
2077-Sep-29 23:30 7_01:38 Earth 0.053456730582819 0.00171209499113521 0.111637229658478 9.90133899468951 9.89630368162847 2479941.479059621 10177.8285042583 2901738.92771012 2.5325239537046 -1.87271627777116 90879.279337853 T 3 CATAB v2.0e-lin.ifort 2018-Oct-08 06:26:35 2018-Dec-11 17:23
2080-Jan-18 22:31 1_06:44 Earth 0.338067012313284 0.319745263288269 0.356440136874255 18.2266977359271 18.2262653149821 2480782.438043900 1843.51446631094 938219.570848167 35.2703963261602 12.7854493422356 279003.51295392 T 3 CATAB v2.0e-lin.ifort 2018-Oct-08 06:26:35 2018-Dec-11 17:23
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