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(2016 EK156)
Classification: Apollo [NEO]          SPK-ID: 3746626
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 2457462.5 (2016-Mar-15.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2487278155983174 0.00068554  
a 1.257281662081469 0.0010401 au
q .9445607406801232 8.0703e-05 au
i 12.44612436415596 0.025235 deg
node 5.219386440324926 0.0024292 deg
peri 236.458057899179 0.015175 deg
M 318.2738528769316 0.071232 deg
tp 2457522.183335032996
(2016-May-13.68333503)
0.027834 TDB
period 514.9289376876109
1.41
0.63899
0.001749
d
yr
n .69912559510959 0.00086756 deg/d
Q 1.570002583482814 0.0012988 au
  Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      9 days  
   first obs. used      2016-03-12  
   last obs. used      2016-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .59089  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 16:38:32  

Additional Information
 Earth MOID = .0293797 au 
 Jupiter MOID = 3.46255 au 
 T_jup = 5.068 
[ 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 24.7   n/a E2016F49  

[ 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
1906-Aug-09 01:17 6_16:43 Earth 0.245256891860482 0.197754857629712 0.442433413669116 11.3524020704105 11.3514450489456 2417431.553458742 9642.57034555481 12502374.6707326 148.207304663843 53.7457453117347 77631.6414602051 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 16:38:32 2021-Apr-15 16:38
1954-Mar-19 03:03 3_14:11 Earth 0.221818102739587 0.144540405120878 0.299495730967696 14.1845587177744 14.1837118560478 2434820.627054301 5170.66678552297 3891955.40007621 56.8957576703674 6.51930015507778 47772.32333797 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 16:38:32 2021-Apr-15 16:38
1954-Sep-23 10:41 7_14:28 Earth 0.409330281310653 0.380063320045941 0.444745106135064 8.63617223850409 8.63541847320396 2435008.945302416 10947.712446169 2980343.35728438 358.009455789122 -56.9670655831064 149630.590678723 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 16:38:32 2021-Apr-15 16:38
2009-Mar-14 01:51 7_13:11 Earth 0.330716667441375 0.16758211344303 0.494502044540139 17.1075145739018 17.1070436233251 2454904.577139453 10870.7814154493 8183868.93216646 78.7168883715111 4.4795618002188 37358.7179230803 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 16:38:32 2021-Apr-15 16:38
2016-Mar-29 09:09 < 00:01 Earth 0.0360701389146765 0.0358384507630063 0.0363018221675541 9.46521990260811 9.45741238472702 2457476.881339090 0.747217058399915 11534.1822526374 32.7083764021556 0.259775892874512 340.101500070934 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 16:38:32 2021-Apr-15 16:38
2016-Sep-06 13:05 06:19 Earth 0.318364247886496 0.316080214543108 0.32065442978445 7.6125828947515 7.61148341459696 2457638.045422100 379.096823538792 133718.047831881 3709.27358409912 31.5004501676451 4585.35102987037 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 16:38:32 2021-Apr-15 16:38
2078-Mar-18 23:27 1_14:16 Earth 0.239723453031426 0.209761307164192 0.269770782600971 14.6626314183513 14.6618733626104 2480111.476841272 2295.58897588113 1513090.95319598 66.7365787698559 8.51402258585048 53653.6903357098 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 16:38:32 2021-Apr-15 16:38
2078-Sep-25 20:15 1_04:27 Earth 0.417942170577374 0.404271608836678 0.43170201054411 8.69105848558231 8.69032491514814 2480302.343636535 1706.62961069359 748696.119108857 2218.19337566485 -24.0014975777509 10484.1450430579 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 16:38:32 2021-Apr-15 16:38
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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