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(2019 HM3)
Classification: Amor [NEO]          SPK-ID: 3841620
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3555182649895036 0.00043712  
a 1.581190684126785 0.0010916 au
q 1.019048515488464 1.2434e-05 au
i 2.81995192471967 0.0028811 deg
node 28.33330924397173 0.00061359 deg
peri 197.4306788694253 0.0033584 deg
M 292.9978945750238 0.30392 deg
tp 2459335.663909972889
(2021-May-01.16390997)
0.75306 TDB
period 726.2310233627619
1.99
0.75202
0.002059
d
yr
n .4957100267254422 0.00051331 deg/d
Q 2.143332852765106 0.0014796 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      2 days  
   first obs. used      2019-04-26  
   last obs. used      2019-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .23637  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:14:20  

Additional Information
 Earth MOID = .0155662 au 
 Jupiter MOID = 2.84199 au 
 T_jup = 4.320 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3575153524893739 0.00043387  
q 1.018684100516603 1.1345e-05 au
tp 2458609.350926372741
(2019-May-05.85092637)
0.0024126 TDB
node 28.71218804528928 0.0015234 deg
peri 196.8553883917557 0.0049605 deg
i 2.879565634382884 0.0027415 deg
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      2 days  
   first obs. used      2019-04-26  
   last obs. used      2019-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .23637  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:14:20  

Additional Information
 Jupiter MOID = 2.84199 au 
 T_jup = 4.320 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.882435011224862E-7 4.871981001850139E-9 8.810098168862514E-7 -6.237493023642999E-7 1.975831797501052E-6 1.18269031294728E-6
q 4.871981001850139E-9 1.287163732265823E-10 2.069892776789796E-8 -1.535917495540251E-8 4.796661177546861E-8 3.10736112687454E-8
tp 8.810098168862514E-7 2.069892776789796E-8 5.820608341982758E-6 -3.549004081465396E-6 1.1802518235122E-5 5.164678066413374E-6
node -6.237493023642999E-7 -1.535917495540251E-8 -3.549004081465396E-6 2.320663957838436E-6 -7.515389017495853E-6 -3.772732495604377E-6
peri 1.975831797501052E-6 4.796661177546861E-8 1.1802518235122E-5 -7.515389017495853E-6 2.460609061258684E-5 1.184704146694903E-5
i 1.18269031294728E-6 3.10736112687454E-8 5.164678066413374E-6 -3.772732495604377E-6 1.184704146694903E-5 7.51587633886571E-6

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 27.0   .2177 MPO467579 autocmod 2.6q

[ 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
1915-Dec-06 08:21 2_10:03 Mars 0.0734681370376142 0.0405742894709486 0.116471205797214 8.96270203237814 8.96226724318478 2420837.848171417 3482.60114677547 2343371.85735564 983.968884619903 30.334693921148 5795.13324187311 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
1999-Oct-23 12:21 7_00:46 Mars 0.0574828872730689 0.0223439720290588 0.247152377585336 8.90767409665936 8.90711496133518 2451475.014863052 10126.4630276636 9633424.1715146 1152.31069530975 -22.899661884642 2968.1722472297 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
2009-Jul-06 15:14 7_15:13 Earth 0.439304280001443 0.304816197974165 0.574112927054091 18.121045611102 18.1207109018789 2455019.134551427 10992.7765794363 6740400.99961821 522.602039715672 4.81180089250261 8733.66809976434 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
2011-Jun-29 23:01 7_10:03 Earth 0.316960849916642 0.201044153553675 0.433892131857181 14.5435553938134 14.542977371272 2455742.459112537 10683.2525889262 5874115.3409912 278.572047838773 8.16395838429015 18675.9945436681 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
2013-Jun-21 15:56 7_19:04 Earth 0.205202073474443 0.113248136728818 0.300093792998745 11.1659042791107 11.1647413337023 2456465.164204309 11223.9976048719 4817383.69867162 129.720947821437 13.1314088425193 39831.9433099787 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
2015-Jun-10 20:17 9_17:55 Earth 0.101081474488017 0.0475215230548104 0.166117464621552 7.76800752057948 7.76461340958486 2457184.345069757 14035.0509365007 3422003.44896553 197.013154345109 24.1032218047041 29784.2704658495 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
2019-Apr-30 17:16 < 00:01 Earth 0.0160522817190504 0.0159995593222754 0.0161049998977616 5.20727509785905 5.17530084072387 2458604.219327006 0.899025071380862 2596.52886469068 39.8352320312043 0.120869715699578 502.285294830872 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
2021-Apr-12 03:17 6_07:19 Earth 0.058341549666836 0.0263996881370314 0.0903768236805201 6.70999718842878 6.70318741770548 2459316.636757771 9079.36024686464 1599385.28317244 191.455672163944 4.00071382584771 2511.89322783317 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
2023-Mar-31 12:45 5_05:07 Earth 0.154302761949417 0.0943446218547199 0.214271714119086 9.79777853653389 9.79601595139492 2460035.031030010 7507.30233593977 2990833.24164641 293.388001863173 -1.5592533419179 1663.52307255856 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
2025-Mar-23 10:08 5_01:58 Earth 0.263127909610584 0.183085741579504 0.343189491571241 13.1045784137778 13.1038056705775 2460757.921990260 7318.19818120738 3993454.16899754 314.990705794701 -1.68453626884439 2931.50990394341 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
2027-Mar-17 01:44 5_04:08 Earth 0.382769847838232 0.2859478327489 0.479610041974425 16.6260081789023 16.6255894893577 2461481.572230745 7447.77268645165 4830367.12472158 318.053283804755 -1.58170036478509 4114.47913608309 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 21:14:20 2021-Apr-15 21:14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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