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17188 (1999 WC2)
Classification: Apollo [NEO]          SPK-ID: 2017188
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 86 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .636589895934822 4.3747e-08  
a 2.216720811901729 1.3725e-08 au
q .8055787409366532 9.5547e-08 au
i 29.45015505227671 1.2906e-05 deg
node 269.8096539753777 1.2444e-05 deg
peri 287.2852474343415 1.3996e-05 deg
M 294.6666161318213 6.133e-06 deg
tp 2458819.274941676335
(2019-Dec-01.77494168)
2.2526e-05 TDB
period 1205.493644143557
3.30
1.1195e-05
3.065e-08
d
yr
n .2986328478370054 2.7734e-09 deg/d
Q 3.627862882866804 2.2461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      312  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      10388 days (28.44 yr)  
   first obs. used      1990-07-27  
   last obs. used      2019-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43987  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jan-09 07:29:16  

Additional Information
 Earth MOID = .0639419 au 
 Jupiter MOID = 2.39796 au 
 T_jup = 3.224 
[ 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 16.5   n/a MPO267773  
diameter diameter 1.819 km 0.227 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
rotation period rot_per 5.0638 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Vaduvescu, O.; Aznar Macias, A.; Tudor, V.; Predatu, M.; et al. (2017) Earth, Moon, and Planets 120, 41-100.]
geometric albedo albedo 0.147   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

17188 (1999 WC2)          Discovered 1999-Nov-17 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

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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
1904-Jul-06 23:30 00:02 Earth 0.405922216566372 0.40589871953398 0.405945713615747 31.27161428119 31.2714043772008 2416668.479291440 1.62135379854584 1179.00323413175 17.0669452201759 6.3825074430627 384041.849634058 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
1914-Jun-10 06:52 00:02 Earth 0.173212353333683 0.173190333519756 0.17323437355673 18.8315236659374 18.83070678746 2420293.786212103 1.88076817406416 1175.56903639277 14.432216504617 -20.9229089576131 676119.337719036 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
1924-Jan-19 02:10 < 00:01 Earth 0.29752651623634 0.297523070229792 0.297529964255415 20.3356889650198 20.3352485800467 2423803.590072710 0.85996742972067 1241.96113968666 21.6282888392398 -82.1064008122671 1983641.80052021 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
1947-Jun-12 18:11 00:01 Earth 0.128578261852031 0.128563020990268 0.128593503259528 19.7744477046926 19.7733997272087 2432349.257388836 1.34258802816666 867.285149457108 14.9250358901699 -28.8022833866194 640405.771859623 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
1957-Jan-19 18:08 < 00:01 Earth 0.319688992857144 0.31968448156034 0.319693504875857 19.0743237500404 19.0738867912323 2435858.255526689 0.44274573886581 793.45249422705 21.0336550635355 -73.5956842371502 2148597.43104044 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
1980-Jun-15 07:03 < 00:01 Earth 0.0720091139123792 0.0720064324431001 0.0720117956835187 21.2657314799351 21.2639914275129 2444405.793919499 0.396754836296416 269.630236728377 15.7824093770384 -60.4399902740578 597747.137542957 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
1990-Jan-20 00:31 < 00:01 Earth 0.326715525706895 0.326714233139665 0.326716818320071 18.9766621827208 18.9762324210542 2447911.521712086 0.132916399813662 214.68529224782 21.3710111439111 -73.4602734512429 2169903.86515284 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2013-Jun-12 17:02 < 00:01 Earth 0.100749747685937 0.100749416328729 0.100750079043149 20.375171153871 20.3738731351453 2456456.209645523 0.0273184829951527 16.890141906301 15.2383558074969 -28.7165913134284 917419.643557512 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2023-Jan-19 13:11 < 00:01 Earth 0.324304557429246 0.32430401949911 0.324305095366774 19.436611583966 19.4361888730418 2459964.049379456 0.0718052842948767 119.727461033766 20.1122790266557 -81.3499573579826 2292759.78022031 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2046-Jun-08 03:02 < 00:01 Earth 0.17459633901467 0.174590987469517 0.174601690572655 18.8853734561092 18.8845653638661 2468504.626248109 0.460366400224211 277.133575530059 13.8818808316107 -15.6666821878161 540472.879478101 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2056-Jan-17 09:54 < 00:01 Earth 0.322262364457601 0.322261670245395 0.322263058779589 21.4378289522725 21.4374432733788 2472014.912261798 0.264125128819515 384.468485163037 21.8961181952005 85.994512320368 2115025.98146828 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2062-Jul-04 10:47 < 00:01 Mars 0.0780631162786366 0.0780595793586213 0.0780666535026166 22.2019961326787 22.2018309479496 2474374.949275153 0.407349948001658 302.470584988494 26.6167111478408 54.6411417364571 358278.778629857 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2069-Jul-02 00:38 < 00:01 Earth 0.332881491805832 0.332873604556888 0.332889379058031 29.3535390280874 29.3532663411997 2476929.526044760 0.554051707257074 396.7313477242 17.9624031895758 7.54534586963839 370896.759399544 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2075-Sep-08 16:04 < 00:01 Mars 0.0967345266506396 0.0967298526043577 0.0967392010209393 20.7276895037281 20.7275467211309 2479189.169316972 0.48084548550389 365.206793335447 27.5981159573022 -50.5390003521209 407054.376225607 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2079-May-30 21:35 < 00:01 Earth 0.297374678459592 0.297365486335844 0.297383870586297 16.983135539427 16.9826079485934 2480549.399288085 0.971020896555086 460.765891895742 13.8565360039046 5.83518388304459 353397.262867868 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2089-Jan-11 13:00 < 00:01 Earth 0.372824065542855 0.372818969407641 0.372829161926636 25.2168443306008 25.2165609173694 2484063.041739440 0.480166618389571 545.013059814701 23.6107467766103 62.3095840354741 2002404.63607733 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2102-Jun-28 00:22 < 00:01 Earth 0.234999816557836 0.234989562792461 0.235010070342873 26.9498387607788 26.9494180418497 2488977.515599884 0.731985399409817 522.439900648962 17.807223468562 11.8543205000757 397984.275625138 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2112-Jan-22 07:58 < 00:01 Earth 0.470067267718021 0.470059624633456 0.470074911170203 15.676935765442 15.6765741922899 2492472.831898537 0.171910444224719 759.19862007354 21.7976005455749 -59.9059493799831 2912910.82081753 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2112-May-12 07:55 00:04 Earth 0.444856887288159 0.444846988380378 0.444866787348908 15.8303099285203 15.8299315662606 2492583.829696401 3.96709619174236 1235.55565339433 37.7049630597741 66.5121929247055 1465746.69052416 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2122-Jan-06 21:30 < 00:01 Earth 0.474704650466413 0.474696807229561 0.474712493845631 29.2946461960773 29.2944545931969 2496110.395902363 0.567629965733385 567.201142020776 24.9181308098567 46.4640339902511 1978154.98046999 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2135-Jun-20 13:25 < 00:01 Earth 0.0998320293046579 0.0998240802107077 0.0998399787085596 23.5878829156355 23.586751391268 2501023.058948029 0.695208205543012 483.962553800576 17.0030782444301 35.0343502094362 495864.206901504 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2145-Jan-21 12:52 < 00:01 Earth 0.397713724976987 0.39770955755974 0.397717892609434 17.0572671915225 17.0568744224114 2504526.036314520 0.0860677557883028 508.052092882561 20.5084864712664 -65.9587012804955 2696296.50065363 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2168-Jun-17 11:13 < 00:01 Earth 0.0730773057471764 0.0730756302902288 0.0730789812732751 22.7591241992797 22.7575220994663 2513073.967217909 0.211472344655879 141.659113381742 16.6561374586667 54.4097707659311 528443.822996248 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
2178-Jan-21 13:38 < 00:01 Earth 0.41113682490343 0.411135959707956 0.411137690108135 16.8587524593751 16.8583680397979 2516579.068165624 0.0696464749562668 116.31816807641 18.8426805546909 -70.2359885883784 3092205.57021568 T 86 CATAB v2.0e-lin.ifort 2019-Jan-09 07:31:04 2019-Jan-09 07:31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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