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(2018 RB1)
Classification: Apollo [NEO]          SPK-ID: 3827174
[ 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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2824534219682973 0.0001483  
a 1.119423823008374 0.00011263 au
q .8032387335668251 8.5256e-05 au
i 5.04325708659401 0.0028907 deg
node 166.8723313720768 7.6347e-05 deg
peri 266.6907421476693 0.00072302 deg
M 108.0379304842759 0.063771 deg
tp 2458870.673305343977
(2020-Jan-22.17330534)		 0.057038 TDB
period 432.6037148866952
1.18		 0.065292
0.0001788		 d
yr
n .832170385070061 0.0001256 deg/d
Q 1.435608912449923 0.00014445 au
   Orbit Determination Parameters
   # obs. used (total)      41  
   data-arc span      4 days  
   first obs. used      2018-09-06  
   last obs. used      2018-09-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .34648  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Sep-10 06:55:17  

Additional Information
 Earth MOID = .00225947 au 
 Jupiter MOID = 3.81829 au 
 T_jup = 5.535 
[ 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 27.9   .58105 MPO452092 autocmod 2.6n

[ 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
1928-Jun-06 13:29 7_08:57 Venus 0.0992669256215848 0.0990789897126139 0.185070177232074 4.31237107049348 4.30729527735551 2425404.062004637 10616.9041859173 7510540.99029078 610.567581535148 86.8101875198636 17311.7704750005 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1950-Sep-10 01:29 2_12:43 Earth 0.0107147727139251 0.000718426341291877 0.0515545212467668 8.57858230260954 8.54954545296656 2433534.561473277 3643.14251807571 2037468.93656665 39.983064047127 4.03867876348034 2594.12320610757 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1950-Sep-10 06:28 3_13:16 Moon 0.0099022011612345 0.00163895168840726 0.0488432225256969 8.2773838475806 8.27698399084031 2433534.769678699 5115.7630185219 1947278.00136511 39.5336138961754 9.53397531545783 6196.52853556781 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1951-May-19 23:08 3_17:55 Earth 0.410658538450766 0.405756701380167 0.415562849543584 8.03112755153913 8.03031961579597 2433786.463700639 5394.63144923372 249609.986648797 559.441122193355 11.6517942975909 15089.4432507884 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1952-Mar-16 19:01 1_18:53 Earth 0.362714146080726 0.324230370512383 0.401201637664608 18.8786174380124 18.8782283192671 2434088.292449146 2572.51320244465 1919995.97360593 211.611459613678 1.76313111966153 6933.24442076328 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1958-May-02 01:42 3_17:02 Earth 0.373117697464001 0.363139686219758 0.383095857664768 7.48601149990609 7.48505751019358 2436325.570784567 5342.43320933776 497705.665485806 373.953726970343 1.74210392437803 2986.13845425954 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1964-Jul-27 10:35 3_15:19 Earth 0.312682883361162 0.300392781194857 0.324992683214014 6.27276016855788 6.27140155294857 2438603.940894240 5238.68359376588 625712.149007061 103.890222735779 -11.5090134905177 59074.4154588969 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1964-Dec-06 09:33 5_13:26 Earth 0.20195668567359 0.201932328208037 0.201993406119349 7.46695123225689 7.46518412789288 2438735.897939182 8005.85334491318 94198.2407455247 769.507143023448 89.2354584704861 24034.5343605281 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1965-Apr-09 02:10 3_09:09 Earth 0.297919957654599 0.285764321180714 0.310092664807336 6.27285575695288 6.27142983149743 2438859.590435027 4869.17763358451 616916.640945397 151.877019903818 -10.6026243883964 36976.8077755853 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1968-Jun-01 17:34 17:16 Venus 0.0995985746331592 0.0961110158900217 0.103162987458856 4.01528580249491 4.00985213182895 2440009.231861247 1035.57843658767 223561.110277129 731.663359457396 -37.860726168455 82543.9843740499 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1971-Jul-05 10:37 1_14:51 Earth 0.382587392991467 0.378478372221932 0.386698045649826 7.48249532198872 7.4815645093719 2441137.942187484 2331.15349621884 208694.697663516 133.596159468702 -10.9497453934574 50556.1556372896 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1972-Jan-30 23:06 6_04:46 Earth 0.141664826847951 0.131801613492647 0.151547198714058 5.36801199247952 5.36450706812784 2441347.462171895 8925.69683976583 499127.905239393 210.69418720868 9.74817277539983 10609.3298125288 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1977-Aug-24 05:11 05:16 Earth 0.329590437951038 0.322294288818262 0.336886712497552 17.7376846646647 17.737228893964 2443379.716274833 316.170142890624 363973.813827626 69.6070732610767 -1.64896700575244 18203.7671473096 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1978-Jun-17 15:49 14:30 Earth 0.414893339261182 0.414045994553012 0.415741398210895 8.02650712790681 8.025706978761 2443677.159127190 869.743211948534 50238.1328987613 352.50774645199 -32.7293162682619 61543.165114296 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1979-Mar-01 20:13 05:29 Earth 0.0407987786010085 0.0369987274881726 0.0446419715046092 9.36802413222243 9.36105018144448 2443934.342401802 328.948820620903 201736.580160669 205.189927611688 19.1031411005061 9529.83404338335 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1984-Sep-05 07:52 14:20 Earth 0.0917275893771476 0.083845030208122 0.0996109192046346 10.8405256444648 10.8378457621697 2445948.827661689 859.696952756892 393314.140681043 149.131764802208 2.12954372316218 3043.62187648855 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1985-May-26 19:53 19:02 Earth 0.41969952341475 0.418815849957228 0.42058329795812 8.15633118674518 8.15555279225603 2446212.328357489 1141.61383140639 45249.0415062031 251.529156591507 -13.1549106802899 41508.0944498094 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1986-Mar-14 04:30 14:23 Earth 0.291550711358762 0.279375075925949 0.303727426172737 16.7791403789283 16.7785957062476 2446503.687589302 862.945400690471 607820.698599893 238.431056752393 2.67557524625897 7529.69888350219 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1991-Oct-04 23:33 9_08:48 Earth 0.131103375070993 0.114243392885661 0.148202611058743 5.36002889328963 5.35623587405472 2448534.481318582 13487.7131102186 891625.355335574 190.179688954112 18.159274439692 22785.0355506036 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1992-May-05 02:43 2_03:48 Earth 0.382700785624376 0.376628291895226 0.388773277096374 7.64219835512973 7.64128726658561 2448747.613095264 3108.0691801318 302807.105560817 278.335804416996 -1.05199516589379 2465.1229389402 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1998-Jul-24 19:02 3_14:45 Earth 0.325581668662402 0.313121055146228 0.338049685565288 6.52517741134758 6.52392311016687 2451019.292860185 5204.97547860908 626349.039538007 132.086187050773 -7.25151341208872 29598.9772019146 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1998-Dec-13 22:02 7_01:02 Earth 0.199857299428392 0.196672118105682 0.203058920246032 7.39126462741031 7.38946066870377 2451161.418108631 10142.3098931409 183112.28721204 316.124973179606 -29.6376626248339 28894.7790980341 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
1999-Apr-05 07:16 4_17:49 Earth 0.282108413884628 0.264625546126575 0.299683445556911 5.96505777175539 5.9634741942846 2451273.802816674 6828.84520391839 910341.549011988 81.8896215569957 -16.2837205932671 95442.639194926 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2004-Aug-19 11:10 1_16:44 Earth 0.434542890170837 0.402611203155357 0.466475008255469 20.8245039377507 20.8242094900863 2453236.965367590 2443.93207600607 1592461.13264321 18.8107453281159 -0.846246837515505 46989.3999921912 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2005-Jun-27 01:43 3_04:15 Earth 0.402260881778303 0.396299751574649 0.408222326578583 7.80651063585797 7.80566209803891 2453548.571797237 4575.46470136731 297794.184523917 215.855642496831 -3.57090376843471 11639.9358746754 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2005-Dec-10 14:23 1_20:13 Venus 0.108176972435174 0.0904766545206906 0.125885212696416 3.81991754547205 3.81465883604571 2453715.099273419 2652.77580093144 884049.950679275 589.240410817198 1.85951950791482 1149.2685709833 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2006-Feb-23 15:55 3_03:17 Earth 0.0576545048850993 0.0231376139695336 0.0933843583339367 6.67402673444921 6.66709859466676 2453790.163218303 4516.5270798885 1800753.26431534 216.020562616656 -10.4743311830101 10028.7823406142 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2011-Aug-30 18:21 1_00:33 Earth 0.21376734291194 0.193301699366272 0.234232873846122 14.3699570263016 14.3690896078898 2455804.264523115 1473.20045320422 1020506.7597719 18.5243042304265 -0.405975180827931 10406.128921399 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2012-Jun-06 15:27 1_17:42 Earth 0.423163507481832 0.422573239036273 0.42375410845741 8.17089961018369 8.17012896449208 2456085.143795528 2501.6079862528 34884.4029880342 543.712958592767 32.448939641053 40737.6496147891 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2013-Mar-07 22:09 21:45 Earth 0.16460274909967 0.145951023319133 0.18326451770405 13.0154129134851 13.014169149225 2456359.422986458 1304.58107171556 932543.351327444 248.908727551599 3.97494803958857 6053.38467291122 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2018-Sep-11 14:20 < 00:01 Earth 0.00629764117571482 0.00628724575986473 0.00630803615468035 8.13399640514901 8.08181379626836 2458373.096960664 0.13949895173217 511.681834165425 4.67727200534362 0.396036947327564 1096.37322980577 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2018-Sep-12 02:37 00:01 Moon 0.00543685187490579 0.00542633768307649 0.00544736737566466 8.70474529369265 8.70405277344093 2458373.608949981 1.08537382788076 540.94722362527 5.05572824194228 -14.2654360080033 37498.4487958852 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2019-May-13 19:14 01:18 Earth 0.41333240384361 0.412536587961565 0.414128221682125 8.03843018670249 8.03762820709821 2458617.301088968 77.795073659134 39709.500305112 218.400341520815 -2.27362771198083 7587.50171915622 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2020-Mar-20 04:40 02:53 Earth 0.475344282821174 0.472968129712046 0.477720443512654 22.2654876067704 22.2652358539605 2458928.694768542 173.100119575098 118527.151411876 305.083629901141 1.48592957812497 5307.48028651609 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2024-Aug-17 04:50 18:32 Earth 0.473482088616446 0.457446847549884 0.48951750202506 21.9731184724963 21.9728623665655 2460539.701638293 1112.35186709259 799743.807693625 22.4700668796109 -1.06525573144842 55350.3706976197 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2025-Jun-25 00:52 1_16:34 Earth 0.413455143783498 0.409309247440136 0.417601418387875 7.94621168643208 7.94540063949015 2460851.536410592 2434.35047540137 207686.97977023 199.234576946786 -5.54955294559249 19680.6752901166 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2026-Feb-24 13:18 1_06:09 Earth 0.0212475318875502 0.0165435335028182 0.0366035443809227 7.90273822652697 7.88685411435736 2461096.054283047 1809.31648102145 964047.986291815 224.874819917316 -51.1697418421665 13535.1620000009 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2032-May-02 01:43 6_23:26 Earth 0.386422688175427 0.368451590145798 0.404398136835904 7.65602325391229 7.65512257075351 2463354.571708833 10046.1953650282 898583.901389759 299.739374376148 4.27594489818207 9028.55646029453 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2034-Apr-01 11:57 1_19:38 Venus 0.126655337021532 0.0683573515327757 0.190875282827676 5.55063115663128 5.54754140213227 2464053.997865923 2618.27409999829 3349363.41562293 85.9403305895799 21.1787009001441 15337.3619588405 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2037-Aug-20 10:21 5_07:26 Earth 0.40679911833955 0.302847440841851 0.510754165637346 19.9968798760422 19.9965523290069 2465290.931199548 7645.92473571794 5184062.67369632 8.04670208187378 -0.719310740149806 80042.0079697393 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2038-Jun-19 11:44 9_21:58 Earth 0.42112628656993 0.405279161437545 0.436996400933798 8.05535448293536 8.05456900041684 2465593.988924015 14277.7012501967 805884.253664942 137.640956210803 -11.1386357580462 61296.9226674131 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2039-Feb-28 03:20 6_11:47 Earth 0.0481314237665423 0.0162004435834819 0.163722747725197 9.56347150186684 9.55768122175876 2465847.639128468 9347.32372614459 5864203.26118767 250.021492380467 19.7095709215227 9838.97915082518 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2044-Aug-20 01:13 8_14:24 Earth 0.240527276250186 0.218811834171941 0.263154174052948 4.71701831438217 4.71466928412029 2467847.550675743 12383.5200830876 1329751.27655537 284.05526030006 -33.7036242688793 30471.4722718751 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2044-Nov-08 03:05 6_20:15 Earth 0.183371082042047 0.174273299482388 0.192511307153009 6.88707564804706 6.88496549870335 2467927.628332440 9855.34261421654 475538.718376069 152.120304094985 17.0896787501086 32525.9258272218 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2045-Apr-19 18:53 2_11:42 Earth 0.348071088425671 0.338058764421688 0.35808349422324 7.0631020818371 7.06201819923218 2468090.286679832 3582.37897166611 499347.053825482 235.178344637778 1.51632003412397 3862.20557361129 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2049-Aug-16 02:47 1_18:55 Venus 0.101734202212612 0.0954557132253549 0.108625832749142 4.01590946124434 4.01059075829427 2469669.616213041 2574.62478469885 513215.880549503 826.018539507071 -49.7748266916236 23011.7129232881 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2050-Aug-29 06:08 3_17:55 Earth 0.239234898417445 0.173175097026961 0.305292942446762 15.1000477688787 15.099310170234 2470047.755480418 5395.20986115478 3293932.69557659 9.02294440096128 0.0579131060127357 2590.07149266992 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2051-Jun-04 10:09 6_14:55 Earth 0.434050822676709 0.431276535031261 0.436825441306885 8.29955080136244 8.29881113385978 2470326.922773486 9535.3678867066 139635.965406248 202.716166543693 -7.81600623230431 36972.9008652563 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2052-Mar-08 18:36 4_08:21 Earth 0.233042363115591 0.140200089601979 0.326032873218947 15.0462334478287 15.0454735404657 2470605.275118113 6261.45868370075 4642627.140146 305.35681364141 3.36461272714199 5869.72059885746 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2070-Jul-05 20:50 06:21 Earth 0.388782970353719 0.383853029941608 0.393712993044671 7.54216003530832 7.54125130388889 2477298.367767811 380.860978687358 245999.992288518 220.780539604504 2.19033501961511 8029.70260383786 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2071-Feb-07 23:32 3_22:17 Earth 0.123678621719161 0.112899887364067 0.134467766229496 5.16450332119561 5.16033016481506 2477515.480340241 5656.62830000756 540722.564529225 338.687184371617 5.93342425635363 6634.3211922853 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
2077-May-11 08:29 4_00:31 Earth 0.411369181640439 0.353855938427801 0.469443314341934 7.99353926849553 7.99272893553418 2479799.853751947 5791.05518748935 2979858.68739898 523.418164011082 14.6072851977469 19658.8269971332 T 4 CATAB v2.0e-lin.ifort 2018-Sep-10 06:55:21 2018-Dec-11 17:22
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