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305217 (2007 WK58)
Classification: Main-belt Asteroid          SPK-ID: 2305217
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2120695797728716 3.8979e-08  
a 2.555881910913142 1.9812e-08 au
q 2.013857108116708 1.025e-07 au
i 6.124701881674807 4.167e-06 deg
node 130.7675122386017 0.00010358 deg
peri 9.770718064278231 0.00010917 deg
M 332.8250408855583 3.7022e-05 deg
tp 2459113.161622616078
(2020-Sep-20.66162262)
0.00015427 TDB
period 1492.483722642814
4.09
1.7354e-05
4.751e-08
d
yr
n .2412086607970038 2.8046e-09 deg/d
Q 3.097906713709576 2.4014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      10155 days (27.80 yr)  
   first obs. used      1992-02-05  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55654  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 21:13:31  

Additional Information
 Earth MOID = 1.02736 au 
 Jupiter MOID = 1.93016 au 
 T_jup = 3.398 
[ 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 17.1   n/a MPO455249  

305217 (2007 WK58)          Discovered 2007-Nov-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ 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
1973-Sep-15 12:21 00:02 Jupiter 1.97844280444437 1.97844199949753 1.97844360939166 2.01016707138634 1.78452233001259 2441941.014735158 1.64061618888246 135.917560283239 31.2141844107465 -86.8969930421713 1762047.13402791 T 11 CATAB v2.0f-lin.ifort 2019-Dec-04 21:13:32 2019-Dec-04 21:13
1986-Mar-18 15:13 00:01 Jupiter 1.9257844114911 1.92578394533103 1.92578487765348 1.93514532117861 1.69266726577005 2446508.134156524 1.15958331030719 168.478032517214 41.9308889875921 82.2518488969193 1724213.37295538 T 11 CATAB v2.0f-lin.ifort 2019-Dec-04 21:13:32 2019-Dec-04 21:13
2104-Aug-01 04:08 00:03 Jupiter 1.93457291561326 1.93457233395436 1.93457349727514 1.93698695747753 1.69595098139218 2489742.672441270 2.74877105697076 218.165717848481 41.9312018697752 89.0909443636334 2124085.66076448 T 11 CATAB v2.0f-lin.ifort 2019-Dec-04 21:13:32 2019-Dec-04 21:13
2117-Feb-02 17:26 00:03 Jupiter 1.94688715162344 1.94688645376004 1.94688784949415 1.97540116168625 1.74128679166965 2494311.226112818 3.25350422757141 282.81968888863 51.7726190827225 85.4172378348236 1373362.75638399 T 11 CATAB v2.0f-lin.ifort 2019-Dec-04 21:13:32 2019-Dec-04 21:13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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