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JPL Small-Body Database Browser
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(2019 YW2)
Classification: Apollo [NEO]          SPK-ID: 3946728
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .502892148241346 8.5581e-05  
a 1.673008549898785 0.00024737 au
q .8316656862140459 2.0211e-05 au
i 1.875570069592401 0.00026256 deg
node 271.9990131177184 0.00011441 deg
peri 119.2838183814973 0.00061993 deg
M 92.34243545923658 0.021184 deg
tp 2458797.757642922108
(2019-Nov-10.25764292)
0.0015452 TDB
period 790.3976994440499
2.16
0.1753
0.0004799
d
yr
n .4554669127367361 0.00010102 deg/d
Q 2.514351413583524 0.00037177 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      39 days  
   first obs. used      2019-12-24  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .49681  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-04 05:38:20  

Additional Information
 Earth MOID = .00188879 au 
 Jupiter MOID = 2.93693 au 
 T_jup = 4.090 
[ 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 24.0   .56299 E2020-AA1 autocmod 2.8

[ 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
1903-Oct-08 12:08 3_08:35 Mars 0.0733119988779252 0.0487866316914336 0.151016708653634 10.744442308928 10.7440788506261 2416396.005390922 4835.13816452809 4398072.99284189 6.84456905061022 41.7186147992886 1131994.80094094 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1906-Mar-26 11:21 4_10:52 Venus 0.141996368921343 0.0888243166369413 0.195137065897047 6.00186412291268 5.99931554588129 2417295.972623454 6411.56801991268 2648603.61775808 19.7934924064325 0.590590478428558 6180.8173285126 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1912-Aug-26 20:04 3_20:27 Earth 0.048726509489632 0.0295364560243298 0.0727851519876191 10.8372235909453 10.8321766274939 2419641.336085243 5546.79893017187 1329555.37233495 14.8083199844971 31.6088702960067 276241.574920828 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1923-Jul-23 22:19 3_20:31 Earth 0.469599312654439 0.396901708899683 0.542374021467899 25.8176880520682 25.8174682815645 2423624.430003506 5550.8343301333 3639449.25958073 24.1288088354718 -4.67845057529165 220820.824877157 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1925-Dec-25 16:37 7_10:00 Earth 0.0665064199378596 0.0032865364929776 0.163588083464665 14.0496322633934 14.0467804053155 2424510.192120545 10679.5248114519 4843384.97362279 3.87365731206597 -2.84697014777987 119424.712551961 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1934-Dec-21 22:10 3_06:59 Mars 0.0981997371930388 0.0968965774499489 0.120562272160617 11.4890852062947 11.4888314509449 2427793.423939373 4739.11750087536 2782295.97032113 23.5517051491394 -80.656773984176 620559.500062317 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1947-Aug-08 04:36 2_10:23 Earth 0.196367000754414 0.156168830308143 0.236724395811878 17.8139454571547 17.8131837412623 2432405.691802305 3502.87254695538 2027757.20706439 16.4053905535585 -7.74726850014191 224551.741216348 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1949-Dec-03 01:35 1_16:19 Venus 0.12219749644846 0.119268462196503 0.128349884998024 5.76831082081169 5.76522923685332 2433253.566148960 2419.1171883831 1018668.84704103 31.4053240054848 -77.0226716735069 973330.630610399 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1950-Jan-12 09:49 1_17:14 Earth 0.367503307931873 0.334408049402302 0.400600468268381 23.1331143315263 23.132800916408 2433293.908977096 2473.52987994681 1650900.60728037 10.8722060825691 1.47048960167485 118560.310754689 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1960-Dec-11 01:34 1_10:18 Earth 0.0643261231951473 0.0571710889513597 0.0714857127440987 10.189145351122 10.1850792901757 2437279.565488433 2057.58613255214 357925.97192402 7.42081409594076 4.20339668434625 102227.286165293 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1971-Aug-26 20:44 3_00:42 Earth 0.0416227605401107 0.0284764281004816 0.059990656291405 11.0897197681725 11.0839458054089 2441190.363690652 4361.80962923955 1084010.90917901 15.0270178290153 39.6105489949896 279888.795248521 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1982-Jul-28 02:09 2_12:13 Earth 0.395793969652164 0.34810945331883 0.443518563999603 23.6658504998247 23.6655660382059 2445178.589780321 3612.89067789363 2387109.87972848 21.0053490714473 -4.74584724373944 215968.198867203 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
1985-Jan-01 09:13 3_06:43 Earth 0.16317975839105 0.108014329138792 0.218345002266334 16.9907646113887 16.9898035626116 2446066.883866236 4722.58965795473 2750858.61831813 4.67885396539907 -0.43182085414233 34516.9100864366 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
2006-Aug-15 16:51 3_19:12 Earth 0.0886761148004291 0.042932525744008 0.138116766871206 14.5639840569029 14.5619207859262 2453963.201988178 5471.97218355449 2540865.31519257 15.0294561657627 -17.5525076679063 254720.365916845 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
2009-Jan-17 23:35 2_04:03 Earth 0.473434988483923 0.429286535109564 0.517588852013602 26.3149310115732 26.3147171407529 2454849.482453440 3123.20141650731 2203085.75092398 14.1987877817178 2.08083373842646 167226.786485321 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
2015-Nov-07 09:15 19:35 Mars 0.0996104249910252 0.0982165905432782 0.102664601751623 11.4491460577211 11.4488950234246 2457333.885361756 1174.88595133631 652132.408553272 24.1571363020559 -80.1259249317233 612467.673879948 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
2019-Dec-20 12:43 < 00:01 Moon 0.0045346737647159 0.00453163148695591 0.00453771607699881 12.8796004306716 12.8790392796035 2458838.029541601 0.257161223084191 152.985515151423 3.975814331534 7.43994131548247 21641.5133006313 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
2063-Feb-13 13:29 3_21:42 Venus 0.122725660796222 0.11382961704418 0.151103533884232 5.99891684861853 5.99596653942958 2474599.061865586 5622.09942086802 2668344.46978145 30.8095434432571 -68.0939881029441 852308.92275492 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
2071-Aug-21 17:51 8_07:24 Earth 0.0312326599460284 0.028280097278469 0.101833483584177 12.428634909171 12.4217689703674 2477710.243745855 11964.328513188 4217781.210792 15.3955171469498 -64.8992109547021 276921.394443239 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
2074-Jan-14 14:02 6_16:05 Earth 0.387557342120764 0.249441833881364 0.525693799547229 23.7318855738703 23.7315958750058 2478587.084403438 9605.34053558683 6889249.73699805 10.454441471642 1.13920006371394 100745.931913401 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
2112-Jul-15 07:01 7_14:22 Mars 0.0536453351597385 0.0532422769708063 0.146999558174514 11.682215117198 11.6817582841475 2492647.792589443 10941.9715283616 6505413.47128546 9.77066631208953 -82.9742382737936 828649.332262735 T 18 CATAB v2.0f-lin.ifort 2020-Feb-04 05:38:22 2020-Feb-04 05:38
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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