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(2017 FE157)
Classification: Apollo [NEO]          SPK-ID: 3773751
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4408495191239872 0.00064866  
a 1.722976793578689 0.0018985 au
q .9634033026677346 5.6077e-05 au
i 5.226169968007766 0.0051898 deg
node 68.77752581458661 0.010943 deg
peri 178.4400403926343 0.0066537 deg
M 121.4904685457767 0.79631 deg
tp 2458721.722784978392
(2019-Aug-26.22278498)
1.3665 TDB
period 826.0713668246672
2.26
1.3653
0.003738
d
yr
n .4357976979444315 0.00072029 deg/d
Q 2.482550284489643 0.0027355 au
  Orbit Determination Parameters
   # obs. used (total)      48  
   data-arc span      22 days  
   first obs. used      2017-03-31  
   last obs. used      2017-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .46309  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-24 06:22:58  

Additional Information
 Earth MOID = .0432373 au 
 Jupiter MOID = 2.55833 au 
 T_jup = 4.049 
[ 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 23.8   n/a MPO405778  

[ 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
2017-Apr-29 12:30 < 00:01 Earth 0.0470984273325119 0.0469153461945184 0.0472815063327542 8.56689284361187 8.56028666826449 2457873.021167523 0.450541667070163 9115.72984245258 26.3621293242637 0.144023045592178 478.912014062474 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 17:20:53 2018-Dec-11 17:11
2098-Jul-11 15:28 3_21:26 Mars 0.0993700882856642 0.0868698329622952 0.151204318959421 10.4862053528931 10.4859306028037 2487531.144453160 5606.26470893931 3765714.58780449 385.216522681062 60.9580597515025 34104.5874998849 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 17:20:53 2018-Dec-11 17:11
2103-Jul-02 22:42 9_03:45 Earth 0.0492884380323439 0.0468955478350293 0.0751237803777093 8.58578312739982 8.57948448839462 2489347.445577785 13185.0399583688 2171342.98943668 302.604261021764 72.1129918913612 22211.2806480552 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 17:20:53 2018-Dec-11 17:11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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