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JPL Small-Body Database Browser
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379864 (2012 HK3)
Classification: Main-belt Asteroid          SPK-ID: 2379864
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3093219692699729 7.7368e-08  
a 2.721908499834082 6.9875e-08 au
q 1.879962402492726 2.3635e-07 au
i 10.84329740829059 9.3716e-06 deg
node 90.67935957669351 4.6883e-05 deg
peri 231.4733176692287 4.9927e-05 deg
M 126.8159015448584 1.5358e-05 deg
tp 2458022.696827219016
(2017-Sep-26.19682722)
6.6772e-05 TDB
period 1640.244950887138
4.49
6.3161e-05
1.729e-07
d
yr
n .219479413611541 8.4515e-09 deg/d
Q 3.563854597175438 9.1489e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6586 days (18.03 yr)  
   first obs. used      2001-01-03  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64772  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:43:20  

Additional Information
 Earth MOID = .887689 au 
 Jupiter MOID = 1.83886 au 
 T_jup = 3.263 
[ 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 16.2   n/a MPO353303  

379864 (2012 HK3)          Discovered 2010-Jan-06 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ 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
1907-Feb-19 12:44 00:12 Jupiter 1.91757027360723 1.91756441679516 1.91757613041025 2.61156588602325 2.436563827872 2417626.030688676 12.156379334565 300.203137177297 146.002130339324 -65.5441474054386 300205.445992169 T 16 CATAB v2.0e-lin.ifort 2019-Jul-14 13:43:22 2019-Jul-14 13:43
1943-Apr-11 17:03 00:08 Jupiter 1.81962390478557 1.81962266869907 1.81962514087662 2.19167443336565 1.96785427918425 2430826.210197926 7.74820465542947 530.294952034957 68.7230364364994 -82.1519755953296 629652.535779241 T 16 CATAB v2.0e-lin.ifort 2019-Jul-14 13:43:22 2019-Jul-14 13:43
1979-May-29 18:30 00:04 Jupiter 1.83550458401663 1.83550336454786 1.83550580352015 1.76783740459977 1.48402074490968 2444023.270585076 3.82440957871617 459.80183381519 236.326415580674 -75.1347531567737 620943.010412685 T 16 CATAB v2.0e-lin.ifort 2019-Jul-14 13:43:22 2019-Jul-14 13:43
2015-Jul-28 16:16 < 00:01 Jupiter 1.95941473801718 1.95941377755719 1.95941569849487 1.26195102067258 0.85320192608455 2457232.177463876 0.442141592377647 1036.99369574381 301.131813333991 39.3769330817054 1370914.79472553 T 16 CATAB v2.0e-lin.ifort 2019-Jul-14 13:43:22 2019-Jul-14 13:43
2073-Feb-03 14:46 00:06 Jupiter 1.97807307307435 1.97806882631686 1.97807731983578 2.74154445204879 2.58063058723398 2478242.115542727 6.4076843070918 325.823194217329 85.9887593170237 -68.3002919362462 495871.183645693 T 16 CATAB v2.0e-lin.ifort 2019-Jul-14 13:43:22 2019-Jul-14 13:43
2109-Apr-02 06:12 00:10 Jupiter 1.85112280674317 1.85111961196213 1.85112600152527 2.20549926955873 1.98722983895602 2491447.758002896 9.9821959677327 407.004530413814 63.3072255139892 -85.4437126770392 413808.168606529 T 16 CATAB v2.0e-lin.ifort 2019-Jul-14 13:43:22 2019-Jul-14 13:43
2145-May-22 23:46 00:14 Jupiter 1.83558045877603 1.83557884743426 1.83558207030853 1.72840016645183 1.43682767495226 2504647.490545164 14.0296832435115 1226.7487770089 287.882984692305 -55.9262336157457 416803.632873093 T 16 CATAB v2.0e-lin.ifort 2019-Jul-14 13:43:22 2019-Jul-14 13:43
2181-Jul-18 10:03 00:19 Jupiter 1.91692146017811 1.9169129839497 1.9169299368013 1.19402276559886 0.736178145994533 2517852.918416109 19.2475684289197 7075.11328250485 969.153348549649 3.17985378883935 139078.881279353 T 16 CATAB v2.0e-lin.ifort 2019-Jul-14 13:43:22 2019-Jul-14 13:43
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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