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(2012 HO1)
Classification: Amor [NEO]          SPK-ID: 3602688
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4607529371197177 2.1662e-07  
a 2.079754880713397 6.8794e-09 au
q 1.121501710935631 4.4798e-07 au
i 7.163623061769131 2.9321e-05 deg
node 24.0195199630756 2.2804e-05 deg
peri 197.4881865687599 0.00015185 deg
M 249.1016206517825 5.0982e-05 deg
tp 2459337.973249909868
(2021-May-03.47324991)
0.00015626 TDB
period 1095.510779161852
3.00
5.4356e-06
1.488e-08
d
yr
n .3286138364384029 1.6305e-09 deg/d
Q 3.038008050491163 1.0049e-08 au
  Orbit Determination Parameters
   # obs. used (total)      56  
   data-arc span      2197 days (6.02 yr)  
   first obs. used      2012-04-18  
   last obs. used      2018-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46053  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-25 07:10:30  

Additional Information
 Earth MOID = .119536 au 
 Jupiter MOID = 1.9526 au 
 T_jup = 3.615 
[ 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 23.6   n/a MPO441038  

[ 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
1988-Jun-04 10:30 00:02 Earth 0.485413197298017 0.485407797760775 0.485418596889589 15.7337970200487 15.7334481432818 2447316.937780691 2.1301323960323 376.753242778505 63.5798777512265 -45.2095152536058 624534.579963204 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
1991-May-30 07:48 00:02 Earth 0.41757326373483 0.417568698513139 0.417577829010235 13.5343257069589 13.5338542407043 2448406.825163485 2.11365725087074 335.56729524655 65.3776004089992 -48.513461195182 536486.878367256 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
1994-May-26 05:54 00:02 Earth 0.361477833129048 0.361474328660555 0.361481337643712 11.9189811909993 11.9183627435261 2449498.745506731 2.00049533990688 281.522219648822 67.2033894391926 -53.8461308314996 472642.444197505 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
1997-May-21 14:20 00:02 Earth 0.312731527348445 0.312728995104807 0.312734059630711 10.3802727447449 10.3794519225385 2450590.097208775 1.8899831141358 241.437820302791 68.0465103502263 -62.6768996451988 431705.316690784 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2000-May-17 20:57 00:02 Earth 0.258716763267428 0.258715260394078 0.258718266152661 9.0177735859663 9.01663145484976 2451682.373205204 1.61802274351421 186.345100294992 64.343050917501 -77.3253276759467 407347.659779085 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2003-May-12 23:01 00:01 Earth 0.210103507162737 0.210102359876119 0.210104654449379 7.52050007336222 7.51881359399158 2452772.458735730 1.37737567969576 149.738511996654 57.1752001805881 89.2999490990993 395787.533130108 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2006-May-09 14:24 00:01 Earth 0.179377964270764 0.179376777464483 0.179379151088037 6.77655531265263 6.77436298968116 2453865.100190215 1.13695939310307 137.167455765771 48.7917836657624 74.8483012696115 454686.456446664 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2009-May-06 19:00 < 00:01 Earth 0.16056046899247 0.160559082348553 0.160561855651528 6.30603189143537 6.30339975611745 2454958.291432401 0.951912992440479 134.775014568009 51.1874969559266 68.1033364688725 401967.88804659 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2012-May-04 19:19 < 00:01 Earth 0.141348007894915 0.141346396119723 0.141349619687712 6.09824367055054 6.09515175230234 2456052.304592579 0.75159602922628 138.148901102341 57.3657479292904 63.3917163642431 293412.349455467 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2015-May-02 18:13 < 00:01 Earth 0.128613059828584 0.128611587620295 0.128614532040083 5.87780309874385 5.87427742173677 2457145.258680591 0.638757677303034 98.5157210624608 64.0516408755116 61.3706893923685 249698.983966596 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2018-May-01 15:36 < 00:01 Earth 0.124035946741517 0.124034537408493 0.124037356075642 5.86944163619981 5.86578060468082 2458240.150325489 0.606366999390574 85.1252796342534 64.8530184900474 60.601017628443 249431.430876282 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2021-Apr-30 21:46 < 00:01 Earth 0.12355672524203 0.12355538466688 0.123558065817398 5.84461006782072 5.84091920779204 2459335.406685045 0.615083898583615 76.5788486667716 65.2067485879037 68.502897072761 261280.502984976 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2024-Apr-30 02:05 < 00:01 Earth 0.117371166289393 0.117369868854363 0.117372463724549 5.92799582855399 5.92416508223194 2460430.586981277 0.573198015541472 70.3605713482341 63.1544023478886 63.0844353648603 260006.676928703 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2027-Apr-28 17:07 < 00:01 Earth 0.116298765981338 0.116297571556448 0.116299960406373 6.01661248357001 6.01280338065305 2461524.212920808 0.572079501481644 62.2161026437715 55.4607629301913 -39.6258965543656 291010.133134279 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2030-Apr-27 07:46 < 00:01 Earth 0.116595076652355 0.116593825064868 0.116596328239835 6.14149086883897 6.1377687523716 2462618.823305392 0.607799325381103 62.4237180418892 59.8887450785276 4.61649914601229 254633.745618707 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2033-Apr-25 13:15 < 00:01 Earth 0.122629909419138 0.122628314953788 0.122631503887227 6.34147334433395 6.3380461151258 2463713.052118670 0.666053399217639 91.1668771691048 60.4898848598974 40.8813442564937 205951.393671231 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2036-Apr-22 10:02 < 00:01 Earth 0.130486634898455 0.130484120260909 0.130489149552481 6.90935469994622 6.90639871820117 2464805.917836153 0.738540333758918 149.727493304009 56.1561640820137 36.1568561253992 186867.817346656 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2039-Apr-18 05:06 < 00:01 Earth 0.177138005407453 0.177133173742323 0.177142837091745 8.27394966173471 8.27213148769605 2465896.712556243 0.822075728776683 258.625953872529 51.0123874681115 21.7988841576937 174312.766863383 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2042-Apr-13 09:37 < 00:01 Earth 0.233861051983198 0.23385422910493 0.233867874873562 9.93956474776229 9.93841841122446 2466987.900457811 0.9071151119773 350.614280444245 46.9993191106209 14.14252486604 167733.967230329 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2045-Apr-08 18:27 < 00:01 Earth 0.307847505014895 0.307839065217334 0.307855944818721 11.9491181935272 11.9483938342521 2468079.269034467 0.960473716146417 426.578250586999 44.5024942925306 9.47377023562002 164427.764830147 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2048-Apr-02 12:28 00:01 Earth 0.385237128100661 0.385227569546687 0.385246686657439 14.4558364133875 14.455357950582 2469169.019408431 1.01600066594512 479.480376226928 39.2029822825084 6.27871210408163 165645.801856751 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2137-Jun-19 02:03 00:03 Earth 0.432847386026318 0.43281704558548 0.432877726527438 16.8864333310085 16.8860687917418 2501752.585643416 3.34228038633406 1534.44459110639 147.423774600103 9.656186449947 67297.5729633448 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2140-May-27 07:36 00:06 Earth 0.192143359842004 0.192116083287905 0.192170637442101 9.28756100035797 9.28606779269423 2502825.817000942 5.77013680390201 1533.61067005729 85.3539979273679 27.5801376439331 103227.624324994 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2143-Apr-21 10:10 00:06 Earth 0.0879381055434048 0.0879224881473084 0.0879537249454955 7.62061604464723 7.61663901792007 2503884.923577037 5.59029306691596 1022.91897529647 35.5424017915747 40.4739529325096 216284.089456407 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2146-Mar-28 07:16 00:03 Earth 0.354481865192946 0.354451181049326 0.354512549343961 15.566152765256 15.5656698801808 2504956.802977400 2.94786681989189 1532.22298662248 20.6185236956792 3.06453341187043 117475.958616918 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2196-Jun-11 17:24 00:05 Earth 0.264713370883979 0.264682797399127 0.264743944873025 12.657137737659 12.6563424676293 2523295.224725211 4.52284103371689 1630.09310137574 80.3600140779424 20.765903137024 129869.915472528 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
2199-Apr-18 02:08 00:06 Earth 0.0835085124076309 0.083487711401782 0.0835293154018368 8.27783835618861 8.27398298839595 2524335.588905206 6.12480354998766 1220.36391938746 22.3479018051786 31.8237759973618 267572.699102777 T 16 CATAB v2.0e-lin.ifort 2018-Apr-25 07:10:32 2018-Dec-11 15:49
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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