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 ]  
85640 (1998 OX4)
Classification: Apollo [NEO, PHA]          SPK-ID: 2085640
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 63 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4855760494201974 3.4736e-08  
a 1.580376285984731 2.483e-09 au
q .8129834124389014 5.4142e-08 au
i 4.516012993213755 6.9279e-06 deg
node 299.606132014062 7.8546e-05 deg
peri 117.2579907446749 7.8907e-05 deg
M 301.4915190551581 7.1449e-06 deg
tp 2459118.438474305084
(2020-Sep-25.93847430)
1.4646e-05 TDB
period 725.6700236305386
1.99
1.7102e-06
4.682e-09
d
yr
n .4960932493792624 1.1691e-09 deg/d
Q 2.347769159530561 3.6886e-09 au
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      7584 days (20.76 yr)  
   first obs. used      1998-07-26  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56915  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-29 06:09:12  

Additional Information
 Earth MOID = .000940885 au 
 Jupiter MOID = 3.03592 au 
 T_jup = 4.253 
[ 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 21.1   n/a MPO267962  

85640 (1998 OX4)          Discovered 1998-Jul-26 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ 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
1934-Aug-04 05:15 00:19 Venus 0.115214638921223 0.115159935242625 0.115269389632648 6.36050007150776 6.35753611912865 2427653.719093190 19.1247640065731 4574.7740269214 5.64659804551799 53.3496350400106 3128236.40507542 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1958-Aug-17 20:51 00:10 Earth 0.454600363542983 0.454459794405018 0.45474093355161 25.3274580779047 25.3272266621315 2436433.369068671 10.2653689230176 7079.49174843711 8.99779756100295 -8.0594764528133 977414.365092306 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1960-Aug-22 11:39 00:10 Earth 0.358925753139477 0.358793821939567 0.359057685815389 22.485441969359 22.4851118207314 2437168.985675249 9.92623457829419 6678.28167102522 8.89885801482674 -9.90085544217709 951687.264230138 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1962-Aug-27 19:46 00:10 Earth 0.269270256293274 0.269149207584058 0.269391307889616 19.8113541039165 19.810854627155 2437904.323266787 9.61883407758981 6194.34351605008 8.81905039633195 -12.9763814612884 939164.614192236 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1964-Sep-01 11:55 00:09 Earth 0.180001612585909 0.179896294546252 0.180106938339821 17.1049421495339 17.1040767327019 2438639.996301951 9.43154379485097 5571.02391686521 8.73988171562536 -19.4900432830135 947552.335698215 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1966-Sep-07 15:39 00:09 Earth 0.10148706843748 0.101410981807831 0.101563186452486 14.4919524436553 14.4901406785234 2439376.152338317 9.41303741279482 4724.70047553867 8.63836183606944 -36.5675744148801 989300.381254659 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1968-Sep-13 07:06 00:10 Earth 0.0610739960041322 0.0610694827945522 0.0610785939636886 12.179119441001 12.1755367940575 2440112.795492006 9.65466288689221 3597.80283362286 8.49286594285086 -86.387504409604 1074828.74813029 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1970-Sep-22 16:18 00:15 Earth 0.0924689962622663 0.0924221752496902 0.0925158330422426 10.0798110391467 10.0769519649935 2440852.178989690 15.1400690642415 3013.23020398102 8.2552333333376 39.1847801813072 1191449.0813446 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1972-Oct-09 09:46 00:23 Earth 0.144837062343353 0.14480224016895 0.144871885555959 9.12101217686678 9.11899502944638 2441599.906679282 23.1100248273915 1841.0106375281 8.72000666302729 19.4080379439751 804270.041658268 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1974-Oct-29 03:55 00:18 Earth 0.175802032164045 0.175788427548251 0.175815637170133 9.77783647903228 9.77628630619208 2442349.663404827 17.8193280367235 794.318170640078 11.1415049804156 31.3633323675657 975094.659590276 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1976-Nov-15 15:45 00:14 Earth 0.185458981819485 0.185458681266643 0.185459282531692 10.2017519814065 10.2003436018793 2443098.156347965 13.7440661343325 304.738953553708 6.81274645754585 -87.4861049477423 3283874.17275187 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1978-Dec-03 20:39 00:11 Earth 0.173766407697779 0.173757139726739 0.173775675767693 9.97438226062533 9.97284483541811 2443846.360689097 11.2146957354402 506.312040673395 12.0216243356556 -24.127415866241 702832.218025016 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1980-Dec-22 11:18 00:08 Earth 0.138695479901499 0.138681359293772 0.1387096005436 9.40384826640293 9.40180515702729 2444595.970693381 8.40068766217201 712.511275501268 14.5367485354018 -8.8142998415057 202889.619758609 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1983-Jan-09 08:15 00:03 Earth 0.0786224030462419 0.0786114711768743 0.0786333349160296 9.99845389518639 9.9950638395439 2445343.843950619 3.03473358424242 545.203071870355 14.9552002213432 -0.299864730184267 24327.3893952785 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1985-Jan-18 02:53 < 00:01 Moon 0.00492229727640593 0.00492167302722565 0.00492292154096402 12.8048340004953 12.8043140215035 2446083.620310827 0.0829611099372203 34.9709843177108 15.8352275531887 30.7356669318268 29786.4307557126 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1985-Jan-18 08:57 < 00:01 Earth 0.00648289066350684 0.00648219698763172 0.00648358434384681 11.9894298628825 11.955100374259 2446083.872888964 0.0826915594946199 35.8844325048435 15.7984214231025 17.2182950718797 31458.5487473193 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1987-Jan-13 00:02 < 00:01 Earth 0.0557506505039299 0.055749676169342 0.0557516248385242 10.5686847154738 10.5641616339257 2446808.501567615 0.170327894411894 48.5925107194136 16.1237276776994 0.443877356515852 183322.914562753 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1989-Jan-02 07:57 < 00:01 Earth 0.107761276402871 0.107760398570675 0.107762154235104 9.44575082982375 9.44313280756672 2447528.831507650 0.293582978068945 43.8917739902139 16.5633129918358 -4.48747211408832 397304.601884984 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1990-Dec-18 16:10 < 00:01 Earth 0.149968954732451 0.149968347363776 0.149969562101219 9.46924036904506 9.46736391088986 2448244.173363917 0.322719731150351 31.0791371278574 16.5420248618212 -15.3938135785502 679838.128577157 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1992-Dec-02 06:13 < 00:01 Earth 0.17647360060488 0.176473236946166 0.176473964263736 10.0007985864218 9.99928874716332 2448958.759029346 0.270644923472316 21.5216895788644 13.5523559035226 -43.9037513575525 1276015.23293027 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1994-Nov-18 06:04 < 00:01 Earth 0.187566662061467 0.187566443311938 0.18756688081121 10.2493299171726 10.2479438298182 2449674.752847572 0.232130607460555 18.2515302813702 7.88491770796782 -62.7519050578475 2509661.14659929 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1996-Nov-04 06:55 < 00:01 Earth 0.184031336227535 0.184031160834999 0.1840315116203 10.0042117867998 10.0027644516262 2450391.787997832 0.207336179084613 16.1271015713975 5.76723446580398 -64.1163898529352 3411942.68321055 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
1998-Oct-20 14:05 < 00:01 Earth 0.167801068543198 0.167800859782749 0.167801277303752 9.44208018865388 9.44039833334286 2451107.086560705 0.190496374172891 13.9708844299707 7.26330948074957 -51.333055707632 2405643.89634243 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2000-Oct-04 15:06 < 00:01 Earth 0.137873082109629 0.137872833467298 0.137873330752001 9.08612118925201 9.08399400461599 2451822.128945005 0.1551489502811 13.1894133814588 7.12297094015479 -23.8930900348841 1924221.99200258 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2002-Sep-22 17:40 < 00:01 Earth 0.0974410150624918 0.0974407853609799 0.0974412447640036 9.89067362521733 9.88790855988795 2452540.236432811 0.084003830980191 11.5137395629477 6.20503841752475 -6.82924520301549 1484294.67583541 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2004-Sep-14 10:22 < 00:01 Earth 0.0642889215065007 0.0642887350973045 0.0642891079157005 11.4810872929143 11.4774768416329 2453262.932063187 0.0489553112635452 9.32957563142242 5.10100450513968 5.80726081066298 1085513.46063042 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2006-Sep-09 20:24 < 00:01 Earth 0.0711532416253916 0.0711530662672771 0.0711534169835101 13.1538842812123 13.1510371292132 2453988.350253615 0.0375091776975245 8.87852687572562 6.90141055722077 15.9770182975459 1220444.22600878 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2008-Sep-04 17:24 < 00:01 Earth 0.120227640806231 0.120227395950875 0.120227885661594 15.1048504554861 15.1033831765067 2454714.225307006 0.0349441970047618 12.3287867587789 8.29421544457916 -10.8033500271775 1430789.64321804 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2010-Aug-31 13:37 < 00:01 Earth 0.188589618874138 0.188589275860944 0.188589961887342 17.3440291877979 17.3432145683438 2455440.067647565 0.0356753632786704 17.2289671077291 8.49015759175726 -7.93126976079247 1587094.72960387 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2012-Aug-26 18:12 < 00:01 Earth 0.262354393080641 0.262353955336191 0.262354830825106 19.5802846698577 19.5797659764041 2456166.258324299 0.0375820389286788 21.9153756906365 8.66232405853995 -5.56670352028424 1713610.38126608 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2014-Aug-23 02:13 < 00:01 Earth 0.340984258789148 0.340983732654034 0.340984784924263 21.9352427428688 21.9348865058007 2456892.592213648 0.0406543590403132 26.2978364243722 8.88809769911442 -4.17879766257617 1843190.61989661 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2016-Aug-18 07:12 < 00:01 Earth 0.422427563070013 0.422426954944771 0.422428171195255 24.3383495885638 24.3380904265796 2457618.799868047 0.0439671706589977 30.3699245490096 9.12031381259915 -3.28677385891875 1973323.87897224 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2018-Aug-14 19:42 < 00:01 Earth 0.499863748738291 0.499863062515406 0.499864434961175 26.6450259753763 26.6448259218563 2458345.320906578 0.0475666145910003 34.2579127747323 9.37329034697524 -2.84245574196078 2072831.4765498 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2056-Mar-21 02:44 < 00:01 Mars 0.0897463106532412 0.0897454098721629 0.0897472114445429 11.1485870595438 11.1483009216829 2472078.613614886 0.0561387843791903 69.2822457728127 19.0761616513472 52.3686684237274 580611.709807921 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2134-Feb-19 03:50 < 00:01 Earth 0.491055892371022 0.491055225394752 0.491056559347292 26.8076637505124 26.807461344177 2500536.659562831 0.0435639584163112 33.3141416325582 14.8333958578541 -3.6770553085045 2074416.47184165 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2136-Feb-15 15:34 < 00:01 Earth 0.409194164951763 0.409193435923325 0.409194893980201 24.3779299394984 24.3776628305243 2501263.148905291 0.0459644849535153 36.392021694068 14.6974127192227 -2.88776138982583 1572155.7436628 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2138-Feb-11 07:44 < 00:01 Earth 0.331759905950639 0.331759116178294 0.331760695722985 22.078617109109 22.0782533447316 2501989.821891895 0.0490210306096288 39.4088685628778 14.567488518681 -2.26707509548429 1170374.69468895 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2140-Feb-07 15:16 < 00:01 Earth 0.253592600086709 0.253591758894433 0.253593441278985 19.7065596661793 19.7060264898716 2502716.135887798 0.0529028154600339 41.9672725074071 14.5568927621485 -1.94109834022907 838223.051949354 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2142-Feb-02 20:20 < 00:01 Earth 0.175149527116778 0.175148648460376 0.17515040577318 17.3994983002738 17.3986239658579 2503442.347062816 0.0585911995821154 43.8284386763599 14.5720723370443 -1.56644769784721 556137.206270984 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2144-Jan-30 02:52 < 00:01 Earth 0.105110080079553 0.105109199064786 0.10511096109432 15.2815775527744 15.2799186406802 2504168.619565272 0.0649032946727247 43.9404604881221 14.6526775564634 -1.26676846743642 337066.864457644 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2146-Jan-25 03:32 < 00:01 Earth 0.0425716979157258 0.0425708989874349 0.0425724968440166 13.418565964911 13.413900866825 2504894.647127448 0.0699216513235567 39.8392128212585 14.8378225722386 -0.638630806386983 154630.669565771 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2148-Jan-21 19:50 < 00:01 Moon 0.0018744889041428 0.00187417014794016 0.00187480766041789 12.425998129962 12.4245910162224 2505621.326645284 0.0406302474902525 15.946283104381 14.1517159532691 -10.0043847152792 17547.6102719525 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2148-Jan-22 03:24 < 00:01 Earth 0.00198014342997609 0.00197982464000293 0.00198046222003165 12.2954512985201 12.1855210931939 2505621.641386177 0.0400792145015164 15.9650906161016 14.3674149207999 12.2003275036871 18265.1743071125 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2150-Feb-06 02:38 00:05 Earth 0.227999405733091 0.227932343689761 0.228066467805737 19.0074140296109 19.0067991888787 2506367.609408062 5.37615127984919 3346.5977571507 9.90433208514362 2.24194413301987 123469.122364377 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2152-Feb-18 04:18 00:09 Earth 0.454087364607472 0.453958213104352 0.454216516202844 25.7324530219876 25.7322249911014 2507109.678912489 9.35726564672178 6448.34854340278 9.96593376626541 2.87972209024195 317274.115592573 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2162-Mar-16 19:31 00:49 Venus 0.142486055466109 0.142141370461152 0.142830940041849 6.83980226672558 6.8375737094917 2510789.313099665 49.2079916055742 19139.8265047254 39.7326632672814 -26.1167359859939 186674.441497514 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2188-Sep-01 13:48 01:51 Venus 0.113903190266948 0.113535170872478 0.114272478995939 6.39073760103063 6.38775370648093 2520455.075174571 111.049725570005 26412.727356867 5.89064396332321 45.8714912700392 1025487.03119605 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2194-Aug-20 08:41 01:55 Earth 0.481968828251945 0.480420222288475 0.483517529591797 26.1135243452864 26.1133126409874 2522633.861917412 114.625525546822 77961.6714885932 48.7114316934864 -7.88583894392759 187956.334236048 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2196-Aug-31 05:43 02:17 Earth 0.265457760701481 0.263772126031205 0.267144001492361 19.6997042131856 19.6991946913021 2523375.738134044 136.814830684314 86417.7141128585 46.9900335544063 -13.3880891830744 179819.246747351 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2198-Sep-14 12:16 03:30 Earth 0.0748549304424647 0.0738430369282703 0.0758964155647687 13.2955101038021 13.2928325964411 2524120.011272066 210.321204297826 90171.0464185688 45.8546960801958 -55.4017156186967 196062.697883428 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09
2200-Oct-17 18:26 12:13 Earth 0.14990957914404 0.148935554352349 0.150884701936933 9.26023071221544 9.25831113237511 2524883.268169996 732.648767403426 52641.7670082634 43.480730904073 22.6166992602048 179504.854144726 T 63 CATAB v2.0f-lin.ifort 2020-May-29 06:09:22 2020-May-29 06:09

Alternate Designations
 1998 OX4 = 2002 PJ34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-28 09:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin