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117007 (2004 HE61)
Classification: Outer Main-belt Asteroid          SPK-ID: 2117007
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08917393707791722 5.0175e-08  
a 3.22286397016441 3.603e-08 au
q 2.935468501278282 1.6911e-07 au
i 4.082848423638579 5.6844e-06 deg
node 264.1392056840927 0.00010438 deg
peri 341.3000622000415 0.00011515 deg
M 259.2454932842327 5.275e-05 deg
tp 2459591.957264267105
(2022-Jan-12.45726427)
0.00031353 TDB
period 2113.301152243513
5.79
3.5438e-05
9.702e-08
d
yr
n .1703495971777702 2.8566e-09 deg/d
Q 3.510259439050537 3.9243e-08 au
  Orbit Determination Parameters
   # obs. used (total)      284  
   data-arc span      7068 days (19.35 yr)  
   first obs. used      2000-09-26  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55008  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:41:15  

Additional Information
 Earth MOID = 1.92235 au 
 Jupiter MOID = 1.52269 au 
 T_jup = 3.178 
[ show covariance matrix ]

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 15.2   n/a MPO426739  
diameter diameter 5.054 km 0.217 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117007 (2004 HE61)          Discovered 2004-Apr-25 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
2002-Nov-05 14:39 < 00:01 Jupiter 1.98976201835752 1.98976102820956 1.98976300850537 3.28760048089479 3.15546132856182 2452584.110365977 0.762331763356647 71.0253057013194 38.9352934223547 -81.1004593387357 1752253.42193051 T 16 CATAB v2.0f-lin.ifort 2020-Feb-24 05:41:17 2020-Feb-24 05:41
2014-Jan-11 16:28 < 00:01 Jupiter 1.78485670862782 1.78485596686359 1.78485745039184 2.75233109307866 2.57414168594745 2456669.185943645 0.358263267838774 78.6151786391828 26.8409433230638 -89.8157531805937 1835895.92417838 T 16 CATAB v2.0f-lin.ifort 2020-Feb-24 05:41:17 2020-Feb-24 05:41
2025-Apr-06 20:51 < 00:01 Jupiter 1.62767952906708 1.62767895293231 1.62768010520167 2.39515536510683 2.16702472208659 2460772.368594005 0.678829737246194 90.6962431629178 22.4278866437616 -88.7367840360571 1863728.2436905 T 16 CATAB v2.0f-lin.ifort 2020-Feb-24 05:41:17 2020-Feb-24 05:41
2036-Jul-17 19:08 00:01 Jupiter 1.545304272 1.54530376257118 1.54530478142865 2.17901402791778 1.91098109714932 2464892.297262677 1.32996890734653 110.284248800372 27.0604134493517 -84.1147008116234 1868066.87079247 T 16 CATAB v2.0f-lin.ifort 2020-Feb-24 05:41:17 2020-Feb-24 05:41
2047-Oct-28 07:30 00:02 Jupiter 1.54757031761103 1.54756966666618 1.54757096855641 2.09397932697499 1.81386362270805 2469011.812649469 2.13487868884553 123.305228915056 30.8701320866007 -77.6349556618073 1816200.34536349 T 16 CATAB v2.0f-lin.ifort 2020-Feb-24 05:41:17 2020-Feb-24 05:41
2059-Jan-19 04:40 00:03 Jupiter 1.6375110240079 1.63750978165752 1.63751226636005 2.25975198751993 2.01790849463635 2473112.694531614 3.10036699170908 139.107760025955 19.3832931866718 -77.3284148864412 1560555.97909012 T 16 CATAB v2.0f-lin.ifort 2020-Feb-24 05:41:17 2020-Feb-24 05:41
2070-Mar-14 06:45 00:04 Jupiter 1.79764817511436 1.7976462847837 1.79765006545022 2.87120325549266 2.70211782446441 2477184.781145515 4.00808985238964 202.195466478763 20.022325280334 -74.1465559968493 1513988.55727087 T 16 CATAB v2.0f-lin.ifort 2020-Feb-24 05:41:17 2020-Feb-24 05:41
2081-Apr-18 21:46 00:05 Jupiter 1.99823029243228 1.99822807559419 1.99823250927456 3.88829558808164 3.77770696449983 2481238.406598647 4.60599817687644 198.461255250567 38.1706804365302 -64.5750206270788 1514749.22921575 T 16 CATAB v2.0f-lin.ifort 2020-Feb-24 05:41:17 2020-Feb-24 05:41
2192-Sep-12 05:29 00:08 Jupiter 1.91640499996271 1.9164008433307 1.91640915659994 2.90008996048842 2.74345612613671 2521926.728675047 7.75737822039751 274.526089198769 48.9750427689002 -54.5336342821975 1154167.75803958 T 16 CATAB v2.0f-lin.ifort 2020-Feb-24 05:41:17 2020-Feb-24 05:41

Alternate Designations
 2004 HE61 = 2001 YG142 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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