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233942 (2009 WH6)
Classification: Main-belt Asteroid          SPK-ID: 2233942
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09852667296945958 4.8274e-08  
a 3.019666740791356 4.0192e-08 au
q 2.722149023344652 1.5023e-07 au
i 7.655983823034127 5.3606e-06 deg
node 210.0777621677848 3.4888e-05 deg
peri 281.8671717308812 4.6064e-05 deg
M 303.8976236861037 3.0163e-05 deg
tp 2459299.186577436278
(2021-Mar-25.68657744)
0.0001633 TDB
period 1916.624124358631
5.25
3.8265e-05
1.048e-07
d
yr
n .1878302560344055 3.75e-09 deg/d
Q 3.31718445823806 4.4152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      287  
   data-arc span      5943 days (16.27 yr)  
   first obs. used      2003-09-20  
   last obs. used      2019-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54584  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 01:50:35  

Additional Information
 Earth MOID = 1.74943 au 
 Jupiter MOID = 1.78207 au 
 T_jup = 3.226 
[ 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 15.7   n/a MPO413119  

233942 (2009 WH6)          Discovered 2009-Nov-18 by Lowe, A. at Mayhill
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

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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
1903-Aug-20 09:06 00:07 Jupiter 1.80425108524954 1.80425043271009 1.80425173779862 2.71242246555999 2.53343974871999 2416346.879146759 7.45268927586348 446.863916411569 19.7339747086114 -83.2824256065639 1822738.34213632 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 01:50:36 2020-Nov-12 01:50
1950-Sep-25 08:55 00:04 Jupiter 1.80585089823144 1.80585030537985 1.80585149108427 2.43878963202211 2.23821535850722 2433549.871492053 4.42419902639206 234.340240569339 19.374650094994 -76.4177403859727 1791910.48554723 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 01:50:36 2020-Nov-12 01:50
1997-Oct-28 04:22 00:01 Jupiter 1.83421659279589 1.83421604565383 1.83421713993784 2.28782522881337 2.07618994196702 2450749.681740331 1.33979812576527 78.8959090731879 13.5199471686717 -76.1886693867241 2024584.89828565 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 01:50:36 2020-Nov-12 01:50
2035-Sep-29 16:55 00:01 Jupiter 1.99654085654913 1.99654033744384 1.99654137565465 4.22374936406495 4.12208304747092 2464600.205134367 1.11520249112918 79.7968878965096 20.3420013483354 82.0123022301243 3227090.1289137 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 01:50:36 2020-Nov-12 01:50
2044-Nov-27 22:55 00:02 Jupiter 1.87538840307919 1.87538765068749 1.8753891554712 2.28159624821083 2.07421741245369 2467947.454619916 1.8516659345118 77.5165625549336 3.19953785206479 -71.3890089822834 2239347.83573933 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 01:50:36 2020-Nov-12 01:50
2082-Nov-12 05:48 00:04 Jupiter 1.91665795857558 1.9166566009832 1.91665931617995 3.8951957098815 3.78003915600189 2481810.741912635 3.94637948724961 270.976730918345 21.7288946262141 78.5761713365633 2746386.72290108 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 01:50:36 2020-Nov-12 01:50
2091-Dec-30 03:50 00:05 Jupiter 1.92292741557612 1.92292583371577 1.92292899743756 2.4229696215416 2.23378823532577 2485145.659436292 4.89790597492635 123.187684076163 9.11417027714403 -74.0729571177033 1796184.25663027 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 01:50:36 2020-Nov-12 01:50
2129-Dec-24 11:14 00:07 Jupiter 1.84778973176878 1.84778794595419 1.84779151762748 3.5641633056174 3.43314210604871 2499018.967904456 6.8318289957747 489.1709826908 21.5743195494198 82.6701745732464 2414902.62594984 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 01:50:36 2020-Nov-12 01:50
2139-Feb-02 10:18 00:08 Jupiter 1.98581366980935 1.98581095845379 1.98581638116198 2.7128933762964 2.55082672169631 2502345.929010324 7.74272948513073 88.729550544791 31.8788234525542 -46.7539959776888 602484.742757987 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 01:50:36 2020-Nov-12 01:50
2177-Feb-04 00:17 00:10 Jupiter 1.8064158026776 1.80641430097968 1.80641730446373 3.26437149577642 3.11742325388355 2516227.511567261 9.7606956444828 696.634885637571 21.183367634415 87.791532928868 2175312.61612274 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 01:50:36 2020-Nov-12 01:50

Alternate Designations
 2009 WH6 = 2008 RC51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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