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41440 (2000 HZ23)
Classification: Amor [NEO]          SPK-ID: 2041440
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2114665676316656 2.1642e-07  
a 1.575611411488838 2.1469e-08 au
q 1.24242227438001 3.2654e-07 au
i 15.10656494533907 1.4593e-05 deg
node 64.06408041514024 2.8053e-05 deg
peri 200.0581874496997 9.3369e-05 deg
M 27.77646185710164 0.00013567 deg
tp 2458944.762622958185
(2020-Apr-05.26262296)
0.00027114 TDB
period 722.3906283774309
1.98
1.4765e-05
4.042e-08
d
yr
n .4983453354158259 1.0186e-08 deg/d
Q 1.908800548597667 2.6009e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      8209 days (22.48 yr)  
   first obs. used      1998-04-26  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57741  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-17 08:38:15  

Additional Information
 Earth MOID = .236547 au 
 Jupiter MOID = 3.15899 au 
 T_jup = 4.341 
[ 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 19.8   n/a MPO468261  

41440 (2000 HZ23)          Discovered 2000-Apr-27 by LONEOS at Anderson Mesa
Reference: 20020526/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
1905-Apr-28 20:42 00:05 Earth 0.462224457807729 0.462203041345516 0.462245874558908 7.1375988346565 7.13679116852362 2416964.362735207 5.38259922486373 1214.7702678189 100.580534751475 -28.5565771246187 546764.852437797 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
1907-May-11 20:51 00:04 Earth 0.380758181480839 0.380736924440836 0.380779441568497 7.58748976599992 7.58656742526007 2417707.368585096 4.24360273350717 2004.95377276565 62.9374032628189 -58.1246460894423 990766.401684684 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
1909-May-21 03:22 00:03 Earth 0.303133287292339 0.303115519798972 0.303151063379043 7.70478640474489 7.70364549765256 2418447.640515948 3.22726999636044 2697.15334674992 36.2576317663074 -70.8329714466138 1407414.22841306 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
1911-May-29 05:49 00:03 Earth 0.248337631225737 0.248328329030113 0.248346941823983 7.70689071434339 7.70549842386717 2419185.742460235 2.60439977693256 2329.02555257254 28.2343015344424 -78.5274172742509 1548068.79208809 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
1913-Jun-04 06:56 00:02 Earth 0.238434779091632 0.238431279586928 0.238438283963691 7.79698833762526 7.79555497594564 2419922.789059564 2.38378868793137 1815.45348518681 27.7648624343073 84.5500374948286 1477823.55404525 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
1915-Jun-11 12:18 00:03 Earth 0.280110652947742 0.280096664592369 0.280124643999199 8.00329804122999 8.00210941313306 2420660.012787333 2.61069052089673 1538.75186204145 27.5007830355243 63.0593791253889 1487924.2474866 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
1917-Jun-19 16:19 00:04 Earth 0.355775172728635 0.355756034580018 0.355794311949846 8.08092078761417 8.07999395613671 2421399.179721215 3.68240617823566 1364.02358915285 26.7270079794903 45.6089749664186 1467479.58755355 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
1919-Jul-05 18:37 00:08 Earth 0.442451705741806 0.442432124266227 0.442471287293138 6.97679396797393 6.97593075600663 2422145.275927781 8.07025910622 1018.2962913739 39.9457427210947 16.4010658544588 414128.508612002 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
1994-Apr-27 06:09 < 00:01 Earth 0.475867158960277 0.475865881555424 0.475868436370836 7.04209902421077 7.04130387429956 2449469.756110091 0.432442985731178 154.103895004703 51.5971779602991 -75.0944084694951 1297373.19070096 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
1996-May-09 18:30 < 00:01 Earth 0.394124079421772 0.39412302306305 0.394125135784864 7.53567815773552 7.53478097088547 2450213.270671178 0.308607637781323 146.065045667406 46.1761105136569 -79.4628867606291 1159656.66629315 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
1998-May-20 10:00 < 00:01 Earth 0.315334733664423 0.315333820511395 0.315335646820929 7.69225506254671 7.69115651746901 2450953.916348283 0.235231288571101 105.093119047409 37.9714447087894 -75.1414117970775 1252783.06302246 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2000-May-27 19:51 < 00:01 Earth 0.255045802198375 0.255044937444739 0.255046666956317 7.69794131167769 7.69658406787094 2451692.326948517 0.192342668114854 72.1602907182643 18.3937457831293 -56.0172735623592 1616009.95535964 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2002-Jun-03 21:39 < 00:01 Earth 0.236813309098852 0.236812425951677 0.236814192247924 7.76530214507222 7.76385307824336 2452429.401858155 0.164361913527739 62.2669403621963 28.6125764874908 -52.7538007831642 676155.838819215 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2004-Jun-10 00:09 < 00:01 Earth 0.270347857312614 0.27034654435947 0.270349170265758 7.96483449197821 7.96359698855516 2453166.506187949 0.157641529116735 65.6621588589006 57.0375684156322 -8.99909201483462 491153.922445265 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2006-Jun-18 14:50 < 00:01 Earth 0.341198900959018 0.341196983322534 0.34120081859554 8.1058858752952 8.10492242334808 2453905.117708652 0.21995148508039 95.9317628879024 57.3535803880291 -5.7565347945418 463470.282448932 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2008-Jul-02 00:49 < 00:01 Earth 0.427796238101861 0.427793889319346 0.427798586886953 7.32966190153368 7.32881210172286 2454649.533842484 0.493520651778365 132.314633200507 61.7833921394934 -31.7213407930185 652462.692938077 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2083-Apr-24 13:55 00:05 Earth 0.494183531053887 0.494165349838121 0.494201712275159 6.92458785021774 6.92380917818228 2481974.080049141 4.76381301506615 910.382003262614 101.443720520821 -5.15490395578173 186565.8287803 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2085-May-07 11:22 00:04 Earth 0.414522741454597 0.414503200512474 0.414542283384289 7.44466996718795 7.44380650418936 2482717.973770980 4.11654912868613 1405.10546957802 78.7758041060642 -46.1814220958522 819056.544136568 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2087-May-18 19:49 00:03 Earth 0.333888387100247 0.333870110138753 0.333906669468923 7.66489583150407 7.66385463120588 2483459.325918104 3.15052794478513 2308.91096094725 43.4880344516706 -66.7702625905881 1296407.14568338 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2089-May-26 16:07 00:02 Earth 0.26776765760826 0.267755103388136 0.267780219933735 7.68423247559536 7.6829374142515 2484198.171835718 2.47460784128142 2408.79031252796 29.9569033087515 -74.9475135864287 1537308.63465229 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2091-Jun-02 23:33 00:02 Earth 0.237222230917438 0.237221141688719 0.237223324769596 7.72749082269022 7.72603717446203 2484935.481198748 2.19438388216044 1953.42380834355 29.0412068573689 -88.6486267952649 1416950.37068713 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2093-Jun-08 22:51 00:02 Earth 0.258184279362172 0.258171868698678 0.258196693775432 7.90440611407588 7.90310039668609 2485672.452319369 2.34745536369063 1672.34291104231 30.4648220028601 68.302473389195 1323853.07040352 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2095-Jun-16 22:18 00:03 Earth 0.321685318326693 0.321664297795939 0.321706340438831 8.11331959639286 8.11229863373264 2486410.429224663 3.19304511435359 1537.86515844582 30.8715979597931 47.0423264944776 1334250.23318655 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2097-Jun-27 23:57 00:06 Earth 0.405146388577359 0.405122079905559 0.405170697621322 7.74001185943638 7.73916212621345 2487152.497738522 6.28685938562685 1358.19065510573 35.6360220804083 26.8035894014554 1252500.39052952 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2099-Jul-27 05:03 00:15 Earth 0.490153641212946 0.490133008759793 0.490174291620015 4.32677770179272 4.32552115516982 2487911.710232946 14.8175747924252 4794.07146145551 40.9196223564951 -77.5610760043062 2102136.64374454 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2174-May-05 03:57 00:09 Earth 0.439849053831753 0.43980951050132 0.439888599105558 7.31890401056796 7.3180762834149 2515221.664768415 8.95117035283383 2453.25720241536 88.3170344962553 -36.5270901870426 663658.542494382 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2176-May-16 07:32 00:07 Earth 0.358420722687034 0.358382073331786 0.358459387476927 7.62508194405544 7.62410694881162 2515963.814175910 7.12877689438855 4181.3353865483 51.1740437330924 -62.5546089511461 1161307.79742894 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2178-May-25 20:27 00:06 Earth 0.28599403368498 0.285963731076835 0.286024368719176 7.6800756715506 7.67886249449699 2516703.352215589 5.53084571644207 5035.86498073856 32.2720496284381 -72.5327151246774 1504996.01522176 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2180-Jun-01 11:36 00:05 Earth 0.24262136813244 0.242610354348053 0.242632410857505 7.69352339667258 7.69209582367345 2517440.983130091 4.65379036992468 4220.53650162624 28.5537262285605 -82.5227096943022 1487646.12193434 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2182-Jun-08 11:55 00:05 Earth 0.246404227871622 0.246388339921582 0.246420134553368 7.82785552858372 7.8264740004752 2518177.996715599 4.56149300452723 3481.87911457106 29.4785021167949 76.8496778804494 1382760.70960022 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2184-Jun-14 23:26 00:06 Earth 0.297801636161243 0.297765572831739 0.297837708288938 8.0551657296942 8.05405491723351 2518915.476324916 5.54326449692937 3122.92525451238 29.6129751792737 54.8408580682193 1377085.37401792 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2186-Jun-25 01:45 00:09 Earth 0.376815462691654 0.376770011144362 0.376860917430984 7.99752244057734 7.99663823717452 2519655.572931498 9.14762190792285 2851.15429598061 29.9166869063037 37.3461481985038 1363996.69332326 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
2188-Jul-16 01:48 00:27 Earth 0.464295852358366 0.464252355540526 0.464339352785546 5.8604411271365 5.85946180959542 2520407.574957596 27.337654948994 2979.2716136883 61.0250232160523 -43.1924280237737 986684.55428451 T 27 CATAB v2.0f-lin.ifort 2020-Oct-17 08:38:23 2020-Oct-17 08:38
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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