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JPL Small-Body Database Browser
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172090 Davidmccomas (2002 CL257)
Classification: Outer Main-belt Asteroid          SPK-ID: 2172090
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1081069574631114 1.0317e-07  
a 3.216455754610479 4.4227e-08 au
q 2.868734509164824 3.4644e-07 au
i 1.796347170673733 7.9818e-06 deg
node 148.3305976445799 0.00021199 deg
peri 67.99524030360955 0.00021472 deg
M 348.2565268263492 3.933e-05 deg
tp 2459069.231980563099
(2020-Aug-07.73198056)
0.00023087 TDB
period 2107.001279505081
5.77
4.3458e-05
1.19e-07
d
yr
n .1708589375344667 3.524e-09 deg/d
Q 3.564177000056135 4.9009e-08 au
  Orbit Determination Parameters
   # obs. used (total)      208  
   data-arc span      6544 days (17.92 yr)  
   first obs. used      2002-02-06  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59029  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 21:45:02  

Additional Information
 Earth MOID = 1.86236 au 
 Jupiter MOID = 1.40318 au 
 T_jup = 3.180 
[ 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 MPO427050  

172090 Davidmccomas           Discovered 2002 Feb. 6 by M. W. Buie at Kitt Peak.
David J. McComas (b. 1958), a Professor of Astrophysical Sciences at Princeton University, served as a Co-Investigator on the Particles and Plasma Science Team for the New Horizons Mission to Pluto.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-05-29Last Updated: 2018-09-17

[ 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
1989-Dec-09 21:05 00:02 Jupiter 1.87776615130614 1.87776446506729 1.87776783754414 2.85106807413217 2.68820189321088 2447870.378348186 2.04123619377096 84.472962724055 55.5190960918052 -78.6312948748839 983322.080952632 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45
2000-Dec-05 21:05 00:01 Jupiter 1.58021114523744 1.58021015464188 1.5802121358314 1.7751615416894 1.44192973557384 2451884.378342480 1.18084982353557 93.0457102496754 77.4161160651239 -82.148893052928 1047044.15680185 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45
2012-Jan-04 13:57 < 00:01 Jupiter 1.40390447750632 1.40390349406308 1.40390546094645 1.27726982812273 0.65172949659609 2455931.080913114 0.495498965785187 1479.25354901588 330.546959170859 -5.4915939459202 740790.729376998 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45
2023-Feb-21 13:56 < 00:01 Jupiter 1.40186769035342 1.4018667298404 1.4018686508591 1.3140866636345 0.720002572525382 2459997.080214907 0.962397852852319 1095.51946894121 338.102969774928 5.62497522325985 711313.579457936 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45
2034-Mar-17 20:08 00:02 Jupiter 1.57658210051679 1.57658103575139 1.576583165282 1.9027535018548 1.59560837636044 2464039.339231323 1.94372362573664 135.483897428226 52.9548618705638 86.5225852160358 1123501.42489031 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45
2045-Mar-07 20:26 00:03 Jupiter 1.88138106379961 1.88137920572012 1.88138292187962 3.1087799638049 2.96041999407559 2468047.351102394 2.84856359264475 119.466098668155 34.5596200078189 -58.4579417715939 1340052.5686028 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45
2144-May-07 08:38 00:08 Jupiter 1.85840288813642 1.85839793826259 1.85840783800223 2.69051513718476 2.5154148927816 2504266.859615983 7.62694738802051 177.099317817841 67.2917429348077 -41.2744517097884 444447.783626449 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45
2155-May-10 16:27 00:08 Jupiter 1.57290947698019 1.57290498098067 1.57291397294404 1.70073743274433 1.34740273502909 2508287.185687686 7.91199565920773 341.665540410511 100.504223516212 -19.2903150681106 346309.639393836 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45
2166-Jun-11 02:11 00:08 Jupiter 1.40890487074974 1.40890265471121 1.40890708679948 1.26492819812471 0.630602166712989 2512336.590904752 7.91423557013162 2464.44874119635 372.059327801147 -13.0971982842041 777522.316144859 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45
2177-Jul-28 08:12 00:09 Jupiter 1.41808714530129 1.41808541760967 1.41808887301145 1.35945493517335 0.808405245509458 2516401.841788527 8.90070723265124 1070.75388952816 327.957066367982 29.1209422001229 862901.604570349 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45
2188-Aug-17 15:22 00:11 Jupiter 1.59639905790264 1.59639348344993 1.59640463239901 2.01275766215225 1.72916945745016 2520440.140272408 10.9150803193403 616.534206459194 30.3134003439406 84.115789786837 1233136.00788088 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45
2199-Aug-07 05:54 00:12 Jupiter 1.89628256314455 1.89627473922812 1.89629038707985 3.26242725218412 3.1225119769866 2524446.745862554 12.2421488124847 503.406084290042 33.4291629208023 -54.1446714389818 1324915.90386662 T 10 CATAB v2.0f-lin.ifort 2020-Jan-29 21:45:14 2020-Jan-29 21:45

Alternate Designations
 2002 CL257 = 2006 WS111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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