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100933 (1998 MK30)
Classification: Mars-crossing Asteroid          SPK-ID: 2100933
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 .4375790822967389 3.9271e-08  
a 2.464617238975773 1.4181e-08 au
q 1.386152289332031 9.5534e-08 au
i 5.502440625238363 4.4934e-06 deg
node 203.0066188311978 4.0341e-05 deg
peri 156.2047668474721 4.2268e-05 deg
M 211.7587053401659 2.3452e-05 deg
tp 2459582.454925283769
(2022-Jan-02.95492528)
9.7016e-05 TDB
period 1413.261895633739
3.87
1.2198e-05
3.34e-08
d
yr
n .2547298565907827 2.1986e-09 deg/d
Q 3.543082188619513 2.0387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      903  
   data-arc span      8424 days (23.06 yr)  
   first obs. used      1997-04-04  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55753  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:57:30  

Additional Information
 Earth MOID = .385775 au 
 Jupiter MOID = 1.93068 au 
 T_jup = 3.343 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO417510  

100933 (1998 MK30)          Discovered 1998-Jun-30 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1902-May-21 05:51 00:03 Mars 0.0684634974421675 0.0684522538964213 0.0684747410109058 6.9612304655187 6.96062973481044 2415890.744091059 3.04073236351717 564.15396546871 16.3357095712659 6.38602850471681 68183.8173867584 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
1913-Aug-30 06:11 00:01 Earth 0.45609823132445 0.456091127331479 0.456105335480211 2.03740158557131 2.03453223737605 2420009.757939337 1.39034172789516 557.507589520245 17.1657057696345 -50.3475168794955 814939.02877865 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
1940-Sep-19 04:00 < 00:01 Earth 0.361069024965536 0.361068662479887 0.361069387475198 2.72792356557725 2.72521708185111 2429891.666822440 0.892317561847015 236.017034638887 14.1465628256881 87.2748832435379 1246547.01366319 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
1967-Sep-18 22:09 < 00:01 Earth 0.377951858355787 0.377951560137963 0.377952156574664 2.6172158377762 2.61452083019592 2439752.422599466 0.555215551660161 150.050863926548 14.5610225862989 -88.762668501823 1163455.69107339 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
1979-Jun-21 00:03 00:01 Mars 0.0584744593354553 0.0584709762413479 0.0584779424428217 6.25384690763686 6.25306398308588 2444045.502353167 1.03802705622932 179.195128695005 15.1029200642674 -14.3014137913625 143804.501204466 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
1992-Dec-19 03:48 < 00:01 Jupiter 1.92842502985868 1.92842455438828 1.92842550534542 1.16326269304652 0.688999048342208 2448975.658382835 0.502643610166983 714.370806319972 470.68627274615 3.37625305332886 1275047.2599446 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
1998-Sep-17 14:23 < 00:01 Earth 0.396526629459534 0.396526346553635 0.396526912365478 2.56739957264149 2.56478097925103 2451074.099620488 0.0495404174326886 24.6042981792258 13.2876840027648 76.6280362878308 1119058.20678107 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2004-Jun-17 02:02 < 00:01 Jupiter 1.93179596637464 1.9317956233554 1.93179630940277 1.06198673948769 0.500887534543282 2453173.584892455 0.200354685531636 1881.31113250253 417.380166385571 -1.08534100765988 1138172.01748767 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2029-Sep-11 19:23 < 00:01 Earth 0.407769721999444 0.407768033172024 0.40777141083952 2.56207796039569 2.55952630889833 2462391.307375242 0.403631844678452 143.324865416468 17.83285810436 -54.5573589921829 1063725.53962917 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2056-Sep-02 13:39 < 00:01 Earth 0.458608929821499 0.458604301893675 0.458613557821507 2.28420886641072 2.28166393526369 2472244.068444941 0.826834705293202 369.061269780995 18.4442341997314 -51.2461245048781 924728.78459764 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2083-Sep-19 00:19 < 00:01 Earth 0.360679693243891 0.360677944463745 0.360681442085851 2.91141532156482 2.9088768291147 2482121.513233284 0.889266340109035 255.106092763293 16.171452019349 -70.3027679605316 1278801.34319379 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2110-Oct-05 23:32 00:01 Earth 0.411363347151674 0.411357214011442 0.411369480640084 2.94210127718137 2.93989889986106 2491999.480268352 1.25457434457647 671.176657559879 11.7474471606269 62.9027544417535 1301053.88131633 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2122-May-04 02:59 00:06 Mars 0.046457486981194 0.04644802548557 0.0464669486547369 5.46039455763286 5.45926587631874 2496227.624251159 6.40326899016479 493.136141354011 14.6728829653928 -16.9160810282716 138547.192784182 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2137-Sep-23 11:08 < 00:01 Earth 0.387523400353274 0.387523108905683 0.387523691806922 2.80465050436282 2.80219791067966 2501848.963740172 0.823805218350653 265.141085926914 13.9285037091948 89.1106648605844 1239225.68523682 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2159-Feb-02 01:20 < 00:01 Jupiter 1.92310829727649 1.92310798168023 1.9231086128922 1.24396866313413 0.816436764089153 2509650.555597120 0.363614119926058 460.949084680637 414.959664321947 50.3060721751549 1363692.19645907 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2168-Sep-22 18:27 < 00:01 Earth 0.396793726926661 0.396793516459283 0.396793937395414 2.80219022508466 2.79979285124294 2513171.269009050 0.141371022427144 62.5404744369745 8.41284723207944 84.1852596115081 1246553.66553324 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2170-Jul-29 13:08 < 00:01 Jupiter 1.93371889150905 1.93371840202014 1.93371938100708 1.1458097648691 0.660927028728916 2513846.047040215 0.277412973290331 837.239924295197 379.399810655637 -1.93821467128504 1212513.51522265 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2188-Apr-02 10:06 00:02 Mars 0.0519567911960693 0.0519522773515747 0.0519613050474688 6.23563211278544 6.23474839386041 2520302.920525013 1.58575741105743 227.071605725696 16.9568858414349 7.6148336361963 66269.7086261953 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57
2199-Sep-27 20:06 < 00:01 Earth 0.374867049164408 0.374866582810449 0.3748675155404 3.01782131512064 3.01546512060654 2524498.337463940 0.644838210131789 181.730921551135 14.1127320123175 84.1552320851324 1367898.70828 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:57:46 2020-May-20 17:57

Alternate Designations
 1998 MK30 = 2002 RF27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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