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(2018 RR)
Classification: Apollo [NEO]          SPK-ID: 3827162
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1780289842190542 0.00014005  
a 1.100738293932365 0.00013801 au
q .9047749735725716 4.0752e-05 au
i 13.71909172326142 0.0082595 deg
node 164.2985967121511 0.00012264 deg
peri 106.9762989998903 0.011312 deg
M 233.6598245149593 0.12522 deg
tp 2459148.534695671576
(2020-Oct-26.03469567)
0.17457 TDB
period 421.8174483070714
1.15
0.07933
0.0002172
d
yr
n .8534497599490716 0.00016051 deg/d
Q 1.296701614292159 0.00016258 au
  Orbit Determination Parameters
   # obs. used (total)      32  
   data-arc span      3 days  
   first obs. used      2018-09-06  
   last obs. used      2018-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .47221  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Sep-09 07:02:07  

Additional Information
 Earth MOID = .00481482 au 
 Jupiter MOID = 3.79663 au 
 T_jup = 5.607 
[ 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 27.6   .32331 MPO452091 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
1930-Mar-19 18:59 9_22:50 Earth 0.09740178973879 0.092910915858981 0.321267724945302 8.55265358847844 8.54945450356034 2426055.290683432 14329.9716289123 13880153.351292 473.674150148931 72.5486746940456 37956.638355035 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
1937-Mar-14 18:00 9_13:19 Earth 0.38615295702781 0.288063022975126 0.495693211436209 17.8927783367341 17.8923926986734 2428607.249959794 13758.9388943788 6154355.6071272 988.987907439846 -31.3937318639806 27818.206727993 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
1938-Sep-14 11:14 8_22:44 Earth 0.164477019221827 0.00497429112282218 0.35811861588364 12.5253326296669 12.5240392075405 2429155.968316145 12883.7754516546 9657905.88426764 92.9229981287718 1.74260526752546 7265.61393195124 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
1967-Mar-21 10:06 4_06:42 Earth 0.116831818623172 0.0849177054268151 0.389466875992616 10.1373259253909 10.1350759591174 2439570.920718588 6161.58915860462 14953169.1420395 150.043807435519 -46.6349025616753 128877.685074412 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
1968-Sep-27 07:59 6_03:43 Earth 0.461220832671648 0.319148794030643 0.603453535426568 20.4369302388145 20.4366475616136 2440126.832809702 8863.2408461615 7101550.49131229 104.097011136216 3.31690666654137 34296.7549216536 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
1975-Feb-03 18:34 8_20:20 Earth 0.331258751923898 0.307466269635702 0.355445381465848 7.72951429148525 7.72847359993497 2442447.273929979 12739.794953351 1325084.35613484 1056.49268785042 -25.3783578878123 26262.1424481562 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
1975-Sep-06 23:24 7_19:31 Moon 0.00825621847238274 0.00693769340201088 0.100730497410748 9.02456574789798 9.02412588040752 2442662.474984570 11250.992333446 4787935.05519979 14.647514117106 -57.1763150731317 67099.689112989 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
1975-Sep-07 01:57 5_09:32 Earth 0.00716690598212462 0.00495235997033842 0.105495394745012 9.10171050327569 9.060771671641 2442662.581013952 7771.4948936857 4997356.28063397 14.0260889672681 -43.8300793798068 37386.0060789321 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
1989-Mar-16 13:39 5_21:39 Earth 0.133688376530454 0.110539788116419 0.190040170410715 7.85576813398441 7.85323066819078 2447602.068656606 8498.6627089514 3959555.73321272 107.416619294193 55.7784553671003 118150.472512319 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
1996-Mar-22 04:07 08:12 Earth 0.12124351201551 0.101784048162155 0.161799607226797 10.0339649359719 10.0317745095177 2450164.671762386 492.4683305308 2979489.13255899 168.363092488004 -56.9201927329406 97006.1940207942 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2003-Mar-20 20:38 1_01:31 Earth 0.261318195742559 0.220041237158386 0.303740374435102 14.2103068144218 14.2095892676485 2452719.359961444 1530.91333338869 2258325.3048577 184.481599238363 -22.1722177677513 73264.3432570155 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2003-Dec-23 07:42 6_17:30 Earth 0.413195335992952 0.411884404407193 0.414532998226964 6.98349778552256 6.98257433706285 2452996.820829975 9690.24504979445 178411.567171789 407.765285788426 68.2154598666254 28944.1479933277 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2004-Sep-22 16:19 1_22:24 Earth 0.348098391804889 0.305012974245898 0.391199953059101 17.2806555568602 17.2802126058543 2453271.179551701 2784.0291662071 2152147.12475758 64.2109250726617 3.15329458327983 40857.2453252416 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2010-Mar-15 12:41 20:12 Earth 0.432534765845687 0.407490488937818 0.457657461095309 19.1139889452229 19.1136666575704 2455271.028746129 1211.55675535239 1284086.67290706 195.022308382378 -13.0551076845597 66040.1253473626 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2011-Jan-17 18:32 3_08:05 Earth 0.382667692673201 0.376787032827431 0.388582172077879 7.62919725249566 7.62828453222797 2455579.272150443 4804.78850880013 344489.806122208 343.003720752007 31.3666030038397 153003.108894069 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2011-Sep-15 05:26 1_02:22 Earth 0.166498396851986 0.142959245018154 0.190054369637803 12.5596783488538 12.5584041247559 2455819.726183680 1581.84670713606 1177183.79184197 37.2950369131996 4.07584075301576 47866.4738955882 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2018-Feb-08 20:15 02:48 Earth 0.319341409017573 0.318884174809047 0.319799358930809 7.84223456573776 7.84117055317829 2458158.344059488 168.20622656749 33025.2421651273 1204.53331906481 -46.3567804025822 17027.1257244457 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2018-Sep-06 05:19 < 00:01 Moon 0.00567722868226123 0.00566845282679608 0.00568600729471884 9.56373377265668 9.56313014572157 2458367.721340560 0.642779930922618 480.098734736107 4.06217048025833 24.2834392036422 81315.8376357856 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2018-Sep-06 11:28 < 00:01 Earth 0.00510733761861552 0.00509797000301399 0.00511670478018383 8.96900319493439 8.9106467572647 2458367.978046222 0.0402139011055157 460.860341474209 4.07808431865966 -0.150274382959475 1004.42825512893 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2025-Mar-21 04:54 08:02 Earth 0.105595237564343 0.100489987571225 0.115336054864848 9.46602124123105 9.46335523161134 2460755.704232089 482.214450731665 1169570.7559859 184.354145157284 -71.1358972451305 95331.452436231 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2025-Nov-17 03:33 5_22:59 Earth 0.387170395956524 0.380830660275307 0.393975620554903 5.97510766519459 5.9739557875692 2460996.647804999 8578.73442111219 745510.043062229 755.232041474704 -63.9094695960886 44502.8415206387 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2032-Mar-12 03:07 1_18:37 Earth 0.491044942432291 0.442008865302041 0.540318254833748 20.7918491474907 20.7915881713981 2463303.629977357 2556.88255945503 2509547.41596458 208.747223771007 -12.3263818066457 67139.4957390559 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2033-Jan-29 19:25 7_07:24 Earth 0.345164441122114 0.322821043266685 0.368170850706907 7.75907266244482 7.75807770539065 2463627.308893950 10524.1577690071 1359374.39612754 342.566960445777 33.6324950679122 160980.772660657 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2033-Sep-09 12:57 2_19:54 Earth 0.0593166752890914 0.00346842907358867 0.115268542546369 10.1068754715443 10.1024300375895 2463850.039746210 4073.89386487885 2790244.59233487 26.5985167271337 1.18368958194221 6294.913969702 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2040-Mar-17 19:23 2_01:01 Earth 0.114855672951741 0.104989024462147 0.132135019543346 8.14688988244213 8.14404185625829 2466231.307931269 2940.80119045873 1615577.29937183 120.739419185595 64.3711199036288 125522.486037733 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2047-Mar-17 19:26 02:03 Earth 0.350709471420468 0.339056220915969 0.362381903401323 16.7330604665291 16.7326064252131 2468787.309843903 123.228637454917 595787.104343554 148.441453879319 -12.5387413976157 66736.1053142356 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2048-Jan-09 09:20 1_12:06 Earth 0.392822091518294 0.390515601281399 0.39513711756861 7.37245503120314 7.37153493884854 2469084.889189847 2166.16853742616 147025.222014175 261.121227120977 38.3776670097973 92856.5854312389 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2048-Sep-16 20:48 06:15 Earth 0.217460904025276 0.210884504957456 0.224039818829586 13.8056086563809 13.8047211130408 2469336.366789018 374.986982485974 330068.496696666 44.3148416502232 6.441630840002 85946.6700430201 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2055-Mar-03 00:14 1_13:27 Earth 0.217501419716485 0.20944522372053 0.226873975844091 7.67133162284587 7.66973455004641 2471694.509970345 2246.76391291659 949738.182894192 70.3123612646975 62.6821457136302 100859.30000691 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2055-Aug-22 07:57 2_18:23 Earth 0.179670575231768 0.165122011076919 0.195758189675453 7.22398885046041 7.22193570342746 2471866.831173567 3983.23457559544 1128157.80089348 173.630872881832 -47.158892451771 72263.9292979327 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2062-Mar-21 10:33 17:57 Earth 0.198736551610658 0.170976246631026 0.228035409501728 12.4075727261073 12.4064921218115 2474269.939307484 1076.99259967874 1669073.30589359 211.17739524358 -31.1749025439357 72347.3628555486 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2062-Dec-14 13:03 6_00:22 Earth 0.408631614376621 0.407390205666381 0.40989328835118 6.57809807070292 6.57710675319909 2474538.043457879 8661.84380256904 156501.83601153 727.189403788294 -66.5670094417352 25661.1600766196 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2063-Sep-25 01:04 1_19:00 Earth 0.382088264651097 0.343497101748978 0.420687453254254 18.1569012878597 18.1565172168576 2474822.544433105 2579.77191131049 1926565.4181969 70.0236793377895 2.6149767486163 33542.5970445619 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2070-Feb-11 06:42 7_00:50 Earth 0.305220839922647 0.280067403992854 0.333516382256551 7.82394946931005 7.82283362627462 2477153.779114610 10130.2725022173 2041363.6901359 166.232120146857 48.9911062704351 338062.734564286 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2070-Sep-05 03:19 3_08:02 Earth 0.0282435640776346 0.000387502069679927 0.0847277512866797 8.50553956966566 8.49444081037709 2477359.637985775 4802.16529561339 2816869.43395987 22.7945964327892 0.85034574023198 2386.43826136383 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2077-Mar-21 10:10 1_08:56 Earth 0.150969367178297 0.101132849487278 0.242575867633108 11.0799715617357 11.0783785605558 2479748.923891861 1975.52000490952 5404014.69896763 206.775004454589 -42.0312070638783 78274.2886422115 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2078-Sep-26 13:53 6_05:57 Earth 0.420208534724049 0.281240286269977 0.55931692112723 19.1858209950309 19.1854904955054 2480303.078440688 8996.5358644918 6943831.63120115 71.7469912554686 3.00411698930078 41551.1161007743 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2122-Mar-14 11:43 9_09:26 Earth 0.464550025950691 0.193806788976714 0.74763333572399 20.0113868637213 20.0111002441842 2496176.988478594 13525.5428013625 14318701.4066198 197.233752242637 -12.2688250601703 66533.6203777756 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2130-Mar-21 23:57 2_20:30 Earth 0.100445374506332 0.0993503711165622 0.13186134050559 8.98085758604766 8.97790341226691 2499106.497657835 4109.68210512062 3586988.1121443 111.360109694085 -81.5486626655494 122631.512045332 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2138-Sep-09 19:32 9_00:17 Earth 0.0355324217987894 3.78546648320101e-05 0.204766940057872 9.63778623569213 9.63000254325936 2502200.313645958 12977.1875262222 8438872.83466384 22.0266891888122 0.101725345667754 0.604920434221955 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2145-Mar-20 20:30 16:51 Earth 0.105486319827251 0.098125507419507 0.120871247178308 8.47934511152015 8.4763657019361 2504584.353929349 1011.20987769461 1570719.62425112 278.225416742846 67.982794834913 68642.3778981903 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
2152-Mar-17 05:10 8_11:40 Earth 0.391189379439072 0.173125901069851 0.626214794076237 17.8600546591423 17.8596732885911 2507137.714967233 12219.620668959 12012377.627476 215.030315180025 -16.0961484073136 67737.6161442266 T 3 CATAB v2.0e-lin.ifort 2018-Sep-09 07:02:11 2018-Dec-11 17:22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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