Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
(2011 WP4)
Classification: Apollo [NEO]          SPK-ID: 3588062
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4146024399980163 0.00018763  
a 1.359896529634878 0.00034544 au
q .7960801103034226 5.294e-05 au
i .9463869401818538 0.00058823 deg
node 227.7410511372359 0.02285 deg
peri 263.9458715120538 0.024687 deg
M 348.7501291914541 0.67965 deg
tp 2459414.600987124401
(2021-Jul-19.10098712)
1.1005 TDB
period 579.2382397701944
1.59
0.22071
0.0006043
d
yr
n .6215059284463429 0.00023681 deg/d
Q 1.923712948966333 0.00048866 au
  Orbit Determination Parameters
   # obs. used (total)      58  
   data-arc span      5 days  
   first obs. used      2011-11-18  
   last obs. used      2011-11-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .47735  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 05:46:10  

Additional Information
 Earth MOID = .00383106 au 
 Jupiter MOID = 3.13326 au 
 T_jup = 4.757 
[ 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 27.2   n/a MPO216324  

[ 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
1954-Nov-05 22:23 6_09:36 Earth 0.281922935196832 0.180136888566114 0.383792864429312 19.2610887123427 19.2605980229736 2435052.432548872 9215.8336335467 5083537.70625869 9.84239585288507 2.577942269351 173264.667928323 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
1973-Nov-04 09:17 1_01:06 Earth 0.314436601061289 0.304458566400168 0.32442129753965 20.2374237082198 20.237004983566 2441990.887042699 1505.75245079732 502935.770268692 45.9382748107815 8.25432034893761 136840.914743651 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
1977-Feb-19 04:20 7_10:19 Venus 0.100974510872244 0.057667494977232 0.144536466629887 5.68846971451714 5.68468784859942 2443193.680464850 10698.7492061282 2180634.79003703 87.7746015970301 -6.97858938252981 9981.64134499257 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
1977-Apr-17 00:06 6_19:15 Earth 0.0370970011328792 0.00932475716596948 0.127517254243106 11.8498834791924 11.8438207162558 2443250.504048495 9795.2070589834 4551327.91746143 66.6555938123277 14.5881850504776 20099.9707174316 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
1992-Nov-11 19:38 4_20:44 Earth 0.176076712939661 0.0883441827690507 0.263829990416917 16.094394469201 16.0934542080784 2448938.317811648 7003.54576581871 4376421.85857915 10.6029036977402 1.19263475380997 45544.8500369417 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
1996-Apr-27 12:34 4_05:05 Earth 0.207560330526786 0.130644046734238 0.28452047927076 16.9445015021611 16.9437438865489 2450201.023705381 6064.66986656639 3839547.38470637 64.7504258615675 2.13588665430161 16014.6646398235 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2003-Oct-22 20:08 4_07:22 Earth 0.45997907637994 0.431840020930345 0.488117939753435 6.91014737642424 6.90930904969242 2452935.338918713 6201.82473638631 1403097.86284546 110.556478864232 1.36029071518157 7260.69092337687 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2004-Feb-27 10:22 9_16:11 Earth 0.172638047011418 0.159157104078252 0.186121573393212 8.81174605110293 8.80999436195759 2453062.931781855 13930.7542298496 673128.978621147 109.267992797344 3.10341978581476 9122.81348499583 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2011-Nov-24 07:58 < 00:01 Earth 0.00375529972491422 0.00375121759979486 0.00375938174557302 10.8321553871653 10.7664543918364 2455889.831605178 0.101614084641575 201.131113043227 2.54605591598188 -0.0658230169868714 1822.35337068348 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2011-Nov-24 17:08 < 00:01 Moon 0.00379266723670209 0.00378853929671437 0.00379679523837432 10.9123625597105 10.9115706584988 2455890.213848467 0.578206044473557 207.254263752955 4.58607774839754 -6.7532481189107 13973.3297370063 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2015-May-07 09:40 19:33 Earth 0.378763810684815 0.362639356542923 0.39488824439792 21.9801965279904 21.9798764797306 2457149.902997790 1172.8517901557 804048.860910862 77.1196931084446 -0.0416424106745452 394.609358575776 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2018-May-15 10:33 3_01:58 Venus 0.0966633451247037 0.0844454026492522 0.110364643098324 4.70603581015954 4.70125972201396 2458253.939697354 4438.31979930029 880846.139213582 104.915785236067 42.4105305472922 71396.6036409149 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2019-Oct-29 17:34 2_04:42 Earth 0.451600999532103 0.406870252409776 0.496336943982389 24.3542425262233 24.3540002643919 2458786.232032018 3161.64166339558 2231978.93695768 19.1331026710157 1.9702888682071 109398.366883394 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2023-Apr-08 09:32 9_07:36 Earth 0.0588744331088321 0.00728696301846611 0.122576600851866 9.07433248882502 9.0693437550727 2460042.896972904 13415.6458325737 3188694.66306234 79.2219233350756 -7.1269797454374 15438.4487212342 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2033-Dec-01 07:27 23:26 Mars 0.0409979002670921 0.0399357398812356 0.0738288177918466 12.3214651298105 12.3208983789161 2463932.810527438 1405.95909091753 2634614.06480142 130.208230144401 -76.9459518736331 45843.9050500151 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2038-Nov-05 06:55 2_16:58 Earth 0.314917519510196 0.258110563587682 0.371728882743688 20.2480926901477 20.2476748252446 2465732.788248648 3897.61868855457 2833452.2037201 16.8285569993372 1.22105234612421 52966.1436108001 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2040-Dec-01 18:04 16:58 Mars 0.0364983872765157 0.0345123606167491 0.0636759180040392 12.0064454640727 12.0057921381637 2466490.252720491 1017.72794892184 2076427.18448732 72.6855188736375 71.0187997463722 71096.7491824474 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2042-Apr-19 14:14 3_11:14 Earth 0.0619879528408123 0.0127621847084194 0.112478444577562 12.6194767650709 12.6160701556976 2466994.093209148 4993.90694557295 2525320.21774318 71.8825777022862 6.0215465659569 12625.1822383469 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2048-Jun-27 11:58 01:53 Venus 0.149368101101549 0.144426681120025 0.154309767383288 8.5689293935456 8.56723260578745 2469254.998771149 113.205834693085 246600.363849643 99.7299272927845 2.6104533350729 7039.85902423152 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2050-Feb-01 03:38 1_10:20 Earth 0.189478149870677 0.189056156995382 0.189901362143577 9.47583730734977 9.47435318523321 2469838.651275010 2059.85072262226 31917.6786690872 140.488876336711 48.6867683146948 115451.939739981 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2057-Nov-17 07:08 4_06:01 Earth 0.0954597715583705 0.0314383576803704 0.159598964481076 13.6756530949223 13.6736119384338 2472684.796993720 6121.30075944511 3199798.74045229 10.076996349878 2.31141113104177 51681.2436414612 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2059-Aug-09 09:36 6_08:22 Venus 0.142814066776967 0.0776825628148881 0.211651960972424 7.06127608032359 7.05912240118078 2473314.899941453 9142.17805732401 3532984.34172335 100.022175622907 16.8481772292336 36321.0487402721 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2061-May-02 09:46 3_23:57 Earth 0.282734076071389 0.207979483399698 0.357489571679429 19.1651707916498 19.164679061225 2473946.907155455 5757.46663469405 3727816.95561222 72.6441644180937 0.533644226430939 4787.83432916775 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2080-May-11 19:20 3_20:30 Earth 0.471371199868555 0.398071705057419 0.544673180047136 24.7222244064122 24.7219957603235 2480896.305669350 5550.4787262971 3655609.8906462 81.4224654792672 -0.875513043523514 12006.807764979 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2084-Nov-03 18:51 2_11:52 Earth 0.344436362324866 0.298198920464121 0.390681561481999 21.131380089254 21.1310140065057 2482533.285096512 3591.97710506371 2307307.94353103 18.8072916426023 2.03398062532699 86417.2683962438 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2088-Apr-18 12:50 2_02:13 Earth 0.0483199602781468 0.0227547156351367 0.074210194518504 12.2065803580799 12.2020620883023 2483795.034479599 3012.82558600843 1298097.29692953 70.8912026262115 7.44990473007981 12468.819685483 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2089-Sep-26 04:25 21:46 Venus 0.104001803460122 0.0989630658250269 0.109129223189857 4.96322357843874 4.95901487416342 2484320.684176446 1305.84125596566 295307.993126227 102.000913097195 30.9783644967162 49632.0817214112 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2095-Nov-01 10:55 9_23:34 Earth 0.40932078940653 0.359280437575749 0.459400811310715 5.63308879562102 5.6319330919053 2486547.955117597 14373.5894504083 2504375.62851291 89.9774818302445 -5.18170372222557 22032.1018227627 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2107-May-14 07:51 2_23:05 Earth 0.487263079165722 0.439349009518285 0.535182589229796 25.1812323062335 25.1810151492778 2490758.827412292 4264.81967611418 2390795.56943901 84.6898456294104 -1.95344000642619 26762.5420723388 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2108-Oct-24 15:14 1_06:06 Venus 0.116852975504633 0.110680321837514 0.123053595143771 5.60384365675901 5.60052645628109 2491288.134757720 1805.93288802329 321411.191921841 96.8542452976614 16.5985137761534 25461.98891664 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2111-Nov-11 18:42 4_06:56 Earth 0.230478888907779 0.149154517549203 0.311817939191485 17.7201857262284 17.7195333157455 2492401.279502635 6176.00272482557 4056720.64194254 17.780190166152 1.28771199785766 38474.7356268291 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
2115-May-01 07:22 8_17:28 Earth 0.230460113773833 0.058171949097969 0.402857291728184 17.6397673264054 17.639111888127 2493667.806870877 12568.3934964551 8597666.31903534 70.3093442415028 1.18769746763869 9051.98457908879 T 9 CATAB v2.0g-lin.ifort 2021-Apr-15 05:46:10 2021-Apr-15 05:46
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-29 20:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin