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(2020 KW7)
Classification: Apollo [NEO]          SPK-ID: 54017449
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6363175583630237 1.5501e-05  
a 2.109059126959931 9.0584e-05 au
q .7670277728495372 1.2694e-06 au
i 13.01916766348932 0.0002661 deg
node 107.5974422315475 0.00017779 deg
peri 279.0634742611836 0.00059011 deg
M 324.8731211806562 0.0024421 deg
tp 2459109.661280504765
(2020-Sep-17.16128050)
0.00055674 TDB
period 1118.746165402961
3.06
0.072075
0.0001973
d
yr
n .3217888124517789 2.0731e-05 deg/d
Q 3.451090481070325 0.00014822 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      60 days  
   first obs. used      2020-05-30  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .3414  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-31 09:29:32  

Additional Information
 Earth MOID = .0581952 au 
 Jupiter MOID = 2.18541 au 
 T_jup = 3.424 
[ 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 20.062   .19122 12 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
1913-Jul-12 14:24 1_16:34 Earth 0.466445028174334 0.432944383570036 0.500015538070958 30.0344229847763 30.0342327920207 2419961.100263440 2434.43203174704 1696340.38589501 45.0661238583516 9.63752064203196 253038.728226009 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
1916-Aug-01 11:10 2_03:30 Earth 0.116058137955359 0.100354068597147 0.139724159925667 19.0410960687675 19.039890315174 2421076.965298704 3090.08905566741 1816829.03647741 45.1232386912663 56.0271517309943 347637.984769055 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
1919-Sep-25 17:35 8_06:18 Earth 0.287720395184429 0.276038099893063 0.299405264077222 12.8549544038654 12.8542339878855 2422227.232770279 11897.5488515329 584191.147814635 116.05251208551 4.2885032051745 19709.9193595531 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
1922-Dec-14 01:19 4_12:43 Earth 0.160826806551675 0.128132046891831 0.193597583582961 13.4657316145476 13.464501221678 2423402.554557308 6522.69416136425 1641538.8255934 114.665938314331 -5.93650444667326 25439.787996104 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
1925-Nov-13 00:33 5_04:08 Venus 0.137559230270088 0.134793416235563 0.149788951123341 11.1867785230462 11.1853672808181 2424467.523104296 7447.89592292841 1889212.11734393 88.0853203189084 78.5045391483711 390695.570232192 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
1926-Jan-08 09:06 1_23:04 Earth 0.263259532656839 0.225014221282246 0.301888212575647 24.6251103311429 24.6246993199111 2424523.879181044 2823.557897667 1981107.65592876 205.55035887679 14.4921571728414 46040.1776583793 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
1965-Jul-13 00:39 2_12:34 Earth 0.445866678276642 0.396120019730945 0.495813916012342 29.691377912624 29.6911766428962 2438954.527159996 3633.60537254073 2530008.41365733 45.2207520586538 10.6766245706038 267689.695727397 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
1968-Jul-29 09:50 2_21:52 Earth 0.147311776471109 0.113794203810491 0.189605791883406 20.4738964397108 20.4730129860844 2440066.909456209 4192.3138436926 2614531.90220898 44.7710799912789 41.8854865040038 348867.56964197 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
1977-Dec-30 00:41 2_21:15 Earth 0.0783159020207475 0.0574539113055137 0.117136070328296 19.0726204089523 19.070836501385 2443507.528240502 4155.27262140376 2431517.64123852 162.462610136103 46.9900425879843 52789.6870749792 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
1981-Jan-16 11:44 2_04:19 Earth 0.404021952442875 0.359380669864 0.448774692002795 29.0951815036058 29.094954836753 2444620.988713253 3139.18021446817 2253840.47821431 247.067705162153 8.48821740977051 34492.8504720905 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2017-Jul-12 04:59 04:11 Earth 0.487579622724367 0.484130261444473 0.49102982186897 30.6538247753846 30.6536465032757 2457946.707679668 250.700880990841 174954.280553226 42.202427281351 10.4979460145345 307661.639569282 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2020-Jul-30 20:30 < 00:01 Earth 0.154473093499489 0.154463472275865 0.154482714723192 20.1710031706541 20.1701480227783 2459061.354350121 0.0881294806732896 479.80237715163 23.7429044018078 0.954857639922703 42119.9484850071 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2023-Sep-16 20:56 22:21 Earth 0.275594072910814 0.273900333237947 0.277288333498579 12.2533351183585 12.2525460726618 2460204.372287305 1341.15138725406 86560.2768985548 81.6742768993087 -12.6329354937053 84636.8306007265 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2026-Dec-07 03:16 1_07:20 Earth 0.196007526344541 0.189799493984238 0.202245087482095 12.6070011781733 12.6059228613293 2461381.635879096 1880.43301355289 332691.436235225 107.48844157812 21.1204565476431 99703.3724575706 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2030-Jan-06 16:15 13:08 Earth 0.207321405497117 0.196940632603465 0.21773514025632 23.1769984589551 23.1764439402303 2462508.176957995 788.177865483033 534606.370410504 197.129350015801 14.0983187845084 36911.3573754401 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2032-Dec-19 12:46 4_20:22 Venus 0.13901525426434 0.138986845717152 0.139212598305663 8.77723850305469 8.77545861526392 2463586.032142494 6981.64488507873 257603.330610814 91.4507752799558 -88.8979593802475 189049.792783694 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2035-Dec-27 11:17 2_09:39 Venus 0.142155938867835 0.138641578410939 0.147692464936439 11.3593101332277 11.3579652713276 2464688.970146028 3459.13646036855 876561.376847478 77.25159017492 74.9829919717092 386906.905374804 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2069-Jul-12 21:01 2_19:06 Earth 0.471939109230029 0.41717097430108 0.526994180996784 30.3266528850945 30.3264667178628 2476940.375396492 4025.59406733445 2799040.7428757 42.5641158877627 11.8850957187655 335144.875711679 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2072-Jul-30 04:04 3_09:19 Earth 0.161076953489083 0.125898830935076 0.208719402050782 20.5187038182927 20.5178976280103 2478053.669675784 4878.54791660114 3058307.73578382 41.6572861208452 45.4682699973455 441227.267492094 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2081-Dec-31 03:25 3_22:56 Earth 0.0808802030192776 0.0438097479434665 0.142486804756475 19.4533331612383 19.4516396230123 2481494.642270925 5696.11794892729 3370809.71925303 172.071091811919 32.7992963046208 37717.2356253173 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2085-Jan-19 05:21 2_20:39 Earth 0.449506805251271 0.390165792354749 0.508932838057916 30.3728684854171 30.3726733250298 2482609.723244095 4118.80556133619 2977219.7433573 264.453888426483 5.89424085252138 24896.5248710779 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2121-Jul-21 05:07 1_03:09 Earth 0.360257372048882 0.339199868494775 0.381460943029601 26.6044178994488 26.6041398974054 2495940.713242267 1628.84251143175 1114063.23574843 41.4715872091728 18.9158528899019 418576.520451831 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2124-Aug-11 05:53 2_04:20 Earth 0.13583572332065 0.126699399408384 0.150106664528548 15.6828815644085 15.6816307588185 2497057.744882856 3140.22357331034 1446187.71219088 42.1964880662257 -65.7185969995682 538517.787322281 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2127-Jul-27 13:47 1_20:22 Mars 0.093604805242729 0.0635396678693795 0.124608640931248 17.3861580270948 17.3859821105781 2498138.074069632 2661.62638787469 1592936.50423451 20.4930005500587 -16.1255201373655 190146.428149158 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2127-Oct-19 04:55 7_03:54 Earth 0.30325960797155 0.301233537753222 0.305338502092078 13.7514165262617 13.750777585728 2498221.704533753 10314.0594098545 224305.304656059 71.0862915945795 -62.846435500253 314307.622452462 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2130-Dec-24 05:16 3_11:37 Earth 0.0687099212323199 0.0423448477456035 0.106656802166719 16.0138385733233 16.0114168177942 2499383.719749727 5016.53228623214 2152607.5365563 139.009941100652 -36.1272791174105 46199.1900854476 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2134-Jan-14 05:46 2_11:00 Earth 0.328239850206855 0.278796673592582 0.377800461248207 26.6900434206648 26.6897392801721 2500500.740178885 3539.68996346149 2487800.55731092 230.913053666025 7.07073883616196 24950.0567278198 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2149-Mar-08 05:28 8_16:29 Venus 0.149896700586528 0.139458374700709 0.188061459744043 12.1320499162696 12.1308557520402 2506032.727504411 12508.655023999 3551178.76613788 68.153947006674 68.5013801161475 377966.759651845 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2152-Jan-14 17:24 3_21:25 Mars 0.0424692901359812 0.0229025798782365 0.105973809141923 15.4514205806667 15.4509842970524 2507075.224869997 5605.08145717379 3376186.26465245 23.1485713330791 32.6356001262318 150124.939258152 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2173-Jul-17 05:13 5_12:28 Earth 0.437833177059083 0.332382595041927 0.545497992909058 29.0124670816036 29.0122573226061 2514929.717420135 7948.47994406005 5536073.56276732 41.1211757320754 15.7964595904655 427261.591352956 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2176-Jun-26 14:57 5_20:56 Mars 0.0207891463974705 0.0145657114463796 0.119126056414882 15.7643435389985 15.7634699529851 2516005.123200814 8456.16120242237 5156129.63533491 23.4009715629029 44.4813817790351 93816.9114530545 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2176-Aug-03 10:07 6_19:41 Earth 0.150828506534209 0.131892135451992 0.233073266137647 19.3060180163199 19.305102962768 2516042.921207839 9821.00718069155 5934006.77320648 39.6661930283796 60.9824781785373 541240.061256989 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
2186-Jan-05 11:16 7_07:02 Earth 0.148959546448544 0.0328350607094918 0.280935006122283 21.5351504619178 21.534319837908 2519484.969146476 10501.5867235918 6655250.8590261 198.885130709645 11.7875811093076 22116.8488866654 T 12 CATAB v2.0f-lin.ifort 2020-Aug-31 09:29:44 2020-Aug-31 09:30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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