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(2018 RD5)
Classification: Apollo [NEO]          SPK-ID: 3828422
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2884095143894421 0.00010385  
a 1.418862802167646 0.00020679 au
q 1.009649270409232 2.2021e-07 au
i 8.458926392304337 0.0022504 deg
node 170.9763119886382 7.7502e-05 deg
peri 163.858507371489 0.00094094 deg
M 13.14225964840002 0.081399 deg
tp 2458977.964013492838
(2020-May-08.46401349)
0.13465 TDB
period 617.3181294257789
1.69
0.13495
0.0003695
d
yr
n .5831677101964706 0.00012749 deg/d
Q 1.82807633392606 0.00026643 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      35 days  
   first obs. used      2018-09-11  
   last obs. used      2018-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .49005  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-20 06:53:51  

Additional Information
 Earth MOID = .0118218 au 
 Jupiter MOID = 3.55334 au 
 T_jup = 4.656 
[ 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 25.9   .34792 E2018T04 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
1964-Jun-24 22:17 06:29 Earth 0.474963743569182 0.470537819253067 0.479390897980461 18.0410619418201 18.0407509896852 2438571.428526366 389.333879842098 224000.363966552 41.7666603924795 -9.80390125156267 249723.46604552 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
1969-Jan-27 04:29 8_15:43 Mars 0.0856896853534983 0.0770858757561089 0.125700520602468 4.97142427653404 4.97075218849403 2440248.686955023 12463.3589158162 3085221.01460695 47.9174754016257 64.1062637127655 242369.550887002 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
1974-May-18 05:04 9_00:56 Earth 0.479083314033534 0.433856290068682 0.524735950184998 5.9332638745653 5.93232643785182 2442185.710924238 13016.2443321847 2375189.08379832 55.6352436751393 17.4833206916037 147589.717515328 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
1974-Oct-16 21:58 5_02:50 Earth 0.378005613845825 0.286236457284925 0.470066390882235 16.1964794371889 16.1960442267357 2442337.415136236 7370.10566269513 4613239.52715695 10.2155576256808 6.33938571278337 520315.006912873 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
1986-Jan-11 11:38 3_14:40 Mars 0.0914439915545831 0.0760636018601565 0.141857117076335 5.85446595438699 5.85393116403532 2446441.984875216 5200.15658198073 3440025.02705209 57.0883913856307 -56.2888650382216 195554.535446465 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
1996-Oct-04 23:23 6_09:15 Earth 0.193572443786556 0.108802339239479 0.279225936684857 10.9808920586878 10.9796384673231 2450361.474277784 9195.45285308521 4298970.63161768 10.9270217731088 7.87833694885235 304030.746040266 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
2013-Jul-03 20:39 1_11:52 Earth 0.358225072039488 0.338983505481401 0.377606051206662 14.4847155049661 14.4842019888158 2456477.360654001 2151.75969825801 1025437.31642511 35.6237362351585 -20.0792600332403 419803.095497541 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
2013-Nov-22 03:43 2_18:52 Earth 0.462264236841252 0.449771322574446 0.474759898202375 4.97252618130181 4.97136688190019 2456618.654565746 4011.79935912651 625569.405328973 55.1673697938064 -5.80935373081626 43565.280503054 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
2018-Sep-12 02:42 < 00:01 Earth 0.0112806952336122 0.0112705871617091 0.0112908031020238 6.46134709748065 6.42468754223942 2458373.612393841 0.0400381077590295 498.316778838923 2.01022208440711 -0.970803085011301 2534.22902749405 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
2023-Oct-20 16:34 1_03:01 Earth 0.431504561513549 0.410785705278908 0.452234845244101 17.689549034664 17.689199963086 2460238.190270352 1621.19671774205 1039366.06561964 9.55224754937446 6.12369628170506 619361.460105285 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
2045-Oct-09 08:41 6_02:07 Earth 0.245187324970519 0.15478721151421 0.336318690883159 12.3749406585732 12.3740624723365 2468262.861588581 8766.87185947887 4575145.20343236 10.8620108262274 7.82802579923846 383824.10387742 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
2062-Jul-07 05:56 6_05:33 Earth 0.334104550227502 0.26003523677676 0.410825770599613 13.7250184670736 13.7244374000595 2474377.747085414 8972.99593117202 4042603.93332428 32.8958724757348 -20.9905418139306 438559.215398661 T 10 CATAB v2.0e-lin.ifort 2018-Oct-20 06:53:56 2018-Dec-11 17:23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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