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46715 (1997 HE13)
Classification: Main-belt Asteroid          SPK-ID: 2046715
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1478540639349958 3.2744e-08  
a 3.122615648732543 2.2028e-08 au
q 2.660924234960423 1.0493e-07 au
i .3444522797913139 4.6346e-06 deg
node 52.43698610878121 0.00073447 deg
peri 226.9408131906455 0.00073471 deg
M 20.49167659259066 1.7895e-05 deg
tp 2458885.776809374991
(2020-Feb-06.27680937)
0.00010031 TDB
period 2015.469473099948
5.52
2.1327e-05
5.839e-08
d
yr
n .1786184334741087 1.8901e-09 deg/d
Q 3.584307062504663 2.5285e-08 au
  Orbit Determination Parameters
   # obs. used (total)      665  
   data-arc span      10706 days (29.31 yr)  
   first obs. used      1991-04-07  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57677  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:23:37  

Additional Information
 Earth MOID = 1.64448 au 
 Jupiter MOID = 1.54892 au 
 T_jup = 3.199 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456970.5 (2014-Nov-09.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1463925184386509 3.2742e-08  
q 2.665054441274351 1.0464e-07 au
tp 2456876.186857018016
(2014-Aug-06.68685702)
0.00010662 TDB
node 52.48915032150354 0.00073121 deg
peri 227.7310417565332 0.00073146 deg
i .3457096165453675 4.6385e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      665  
   data-arc span      10706 days (29.31 yr)  
   first obs. used      1991-04-07  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57677  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:23:37  

Additional Information
 Jupiter MOID = 1.54892 au 
 T_jup = 3.199 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.07204718440676E-15 -3.371444921966533E-15 3.468625351313654E-14 2.825890753675952E-15 -1.167756125314731E-14 1.332373345455518E-17
q -3.371444921966533E-15 1.095026895588284E-14 -7.846047382414851E-13 -1.814015409417285E-14 -6.922165799771234E-14 -3.982672444245286E-17
tp 3.468625351313654E-14 -7.846047382414851E-13 1.136743839811575E-8 4.854098346965569E-12 2.063493796342461E-9 -1.768771350602511E-13
node 2.825890753675952E-15 -1.814015409417285E-14 4.854098346965569E-12 5.346662092950138E-7 -5.346560655686815E-7 -9.510067860779529E-10
peri -1.167756125314731E-14 -6.922165799771234E-14 2.063493796342461E-9 -5.346560655686815E-7 5.350324142473109E-7 9.509563962560669E-10
i 1.332373345455518E-17 -3.982672444245286E-17 -1.768771350602511E-13 -9.510067860779529E-10 9.509563962560669E-10 2.151602065585271E-11

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 14.9   n/a MPO347848  

46715 (1997 HE13)          Discovered 1997-Apr-30 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ 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-Feb-24 15:02 00:04 Jupiter 1.5637368164519 1.5637364474216 1.56373718548175 1.58789875399386 1.19920438506539 2417266.126411568 3.9252101886978 97.277793213524 65.2675808467867 24.0600776417531 2019154.80771305 T 17 CATAB v2.0f-lin.ifort 2020-Aug-25 04:23:40 2020-Aug-25 04:23
1916-May-07 22:12 00:03 Jupiter 1.82919147766747 1.82918991131245 1.82919304402713 2.9727176950796 2.81263820181871 2420991.424803971 3.4843330286123 179.025456248634 14.3130384698186 -75.729933807668 2402054.02698193 T 17 CATAB v2.0f-lin.ifort 2020-Aug-25 04:23:40 2020-Aug-25 04:23
1978-Nov-18 02:27 00:01 Jupiter 1.76105831288031 1.76105760804825 1.76105901771197 2.01459042204621 1.75972367571609 2443830.602076301 1.32917721677376 60.3677215739513 10.9064689902859 -88.5715763075901 1941284.20792899 T 17 CATAB v2.0f-lin.ifort 2020-Aug-25 04:23:40 2020-Aug-25 04:23
1989-Feb-04 18:45 < 00:01 Jupiter 1.57052271698234 1.57052232147507 1.57052311248915 1.63677292589033 1.26505935170678 2447562.281357569 0.941955368024423 65.1263940467942 58.4522452999912 54.7135079052232 2193497.22233767 T 17 CATAB v2.0f-lin.ifort 2020-Aug-25 04:23:40 2020-Aug-25 04:23
1999-Apr-20 22:51 < 00:01 Jupiter 1.87579231608104 1.87579183850902 1.87579279365296 3.21800742250452 3.0744857640382 2451289.451926667 0.551089865177393 43.0083149369703 15.7415020437045 -84.1225356128452 2860311.80648093 T 17 CATAB v2.0f-lin.ifort 2020-Aug-25 04:23:40 2020-Aug-25 04:23
2061-Oct-26 22:15 00:02 Jupiter 1.72066146393376 1.72066068729362 1.72066224057323 1.88201733260204 1.59920541561349 2474124.426837599 1.63068418828608 63.7785490706294 20.7042797998517 88.3142766463591 1651255.87183183 T 17 CATAB v2.0f-lin.ifort 2020-Aug-25 04:23:40 2020-Aug-25 04:23
2072-Jan-16 02:21 00:02 Jupiter 1.58949302019255 1.58949237670103 1.58949366368326 1.72715603597116 1.38466278105429 2477857.597862291 2.07655620995722 84.5028459561915 49.3774453978473 42.8528072901919 1531293.98920743 T 17 CATAB v2.0f-lin.ifort 2020-Aug-25 04:23:40 2020-Aug-25 04:23
2082-Apr-03 08:36 00:02 Jupiter 1.92103697062301 1.92103553146798 1.92103840977991 3.46509943818383 3.33542729904455 2481587.858322737 2.35206615400297 126.355527980352 19.308418349195 -66.116906652443 2407434.03274864 T 17 CATAB v2.0f-lin.ifort 2020-Aug-25 04:23:40 2020-Aug-25 04:23
2144-Oct-08 23:24 00:05 Jupiter 1.69285459327152 1.69285287042946 1.69285631611049 1.79355573480795 1.48867019862625 2504421.475280516 4.58043712122214 85.703227061601 37.7028577609566 72.1668039206719 981253.172095901 T 17 CATAB v2.0f-lin.ifort 2020-Aug-25 04:23:40 2020-Aug-25 04:23
2154-Dec-27 19:39 00:05 Jupiter 1.61718143760345 1.6171800771263 1.61718279807957 1.84832834222759 1.5390868408246 2508153.318907356 5.09034033359138 158.967580399454 36.1295793301466 54.1529448211089 1403694.82324032 T 17 CATAB v2.0f-lin.ifort 2020-Aug-25 04:23:40 2020-Aug-25 04:23
2165-Mar-17 11:39 00:05 Jupiter 1.97325515018951 1.97325233063149 1.97325796975718 3.73859937181486 3.62196389865664 2511885.985135843 5.15635724732932 267.089364850777 20.2234255580725 -65.3266347938357 2566975.7346557 T 17 CATAB v2.0f-lin.ifort 2020-Aug-25 04:23:40 2020-Aug-25 04:23

Alternate Designations
 1997 HE13 = 2002 EY54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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