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392694 (2011 WR54)
Classification: Main-belt Asteroid          SPK-ID: 2392694
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02508194269146244 7.4935e-08  
a 3.1319528746478 5.7194e-08 au
q 3.053397412133523 2.1708e-07 au
i 13.91701745312198 7.7759e-06 deg
node 55.38647738008626 2.1524e-05 deg
peri 164.9570560722514 0.0001588 deg
M 18.57328720804083 0.00015066 deg
tp 2458896.050220198821
(2020-Feb-16.55022020)
0.00084913 TDB
period 2024.516193996388
5.54
5.5456e-05
1.518e-07
d
yr
n .1778202619804 4.8709e-09 deg/d
Q 3.210508337162077 5.8629e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      7168 days (19.62 yr)  
   first obs. used      2000-11-28  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55345  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:23:13  

Additional Information
 Earth MOID = 2.04452 au 
 Jupiter MOID = 1.77857 au 
 T_jup = 3.167 
[ 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 15.4   n/a MPO434456  
diameter diameter 5.999 km 0.216 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392694 (2011 WR54)          Discovered 2010-May-20 by WISE at WISE
Reference: Last Updated: 2014-04-17

[ 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
1918-Feb-01 06:21 00:07 Jupiter 1.92692589898962 1.92692237768682 1.92692942037348 4.54224494629453 4.44441731990767 2421625.764355356 7.22178049464316 662.499274741432 24.2959230650442 -74.7991887671493 2238662.32134411 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 16:23:13 2020-Nov-12 16:23
1928-Jun-28 02:57 00:07 Jupiter 1.79463131875959 1.79463036211343 1.79463227541002 4.10884495570926 3.99232454978418 2425425.622724766 6.63768260488568 324.557702197608 46.9770372164362 -84.7561098427899 1432219.03685856 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 16:23:13 2020-Nov-12 16:23
2001-Apr-01 04:40 00:01 Jupiter 1.9528418565831 1.95284094421792 1.95284276895006 4.48260930603157 4.38478156545038 2452000.694486893 1.09670013749063 131.5852494274 24.1921874669996 -73.6282439791285 2290382.43220685 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 16:23:13 2020-Nov-12 16:23
2011-Aug-29 16:44 < 00:01 Jupiter 1.77772690035934 1.77772607673687 1.77772772398483 4.21438368393487 4.09976855855632 2455803.197210726 0.436870120701024 294.08672726935 32.0227227215791 -86.1895300128547 1863447.874853 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 16:23:13 2020-Nov-12 16:23
2084-Jun-02 05:15 00:05 Jupiter 1.99285615760274 1.99285335046666 1.99285896477099 4.41969426627348 4.32245746633356 2482378.718568967 5.27325756374893 435.737750406451 24.093731163276 -71.328869830939 2299107.83167642 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 16:23:13 2020-Nov-12 16:23
2094-Oct-29 05:46 00:06 Jupiter 1.77201425622184 1.77201322484898 1.7720152875948 4.30126720468073 4.18866325969907 2486179.739971569 5.9891851816507 262.32975007824 52.2603822321772 -88.3186697182181 2096760.10561595 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 16:23:13 2020-Nov-12 16:23
2177-Dec-29 00:52 00:12 Jupiter 1.76590508309964 1.76590434490035 1.76590582130114 4.35672688152211 4.24520460792856 2516555.536219429 12.1096772208732 497.346031504465 36.0262515040676 88.680160720583 1794193.35684906 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 16:23:13 2020-Nov-12 16:23
2188-Apr-25 07:21 00:15 Jupiter 1.9784259049101 1.97841963478731 1.97843217544541 3.46023440233063 3.33421101558911 2520325.806544249 14.6699733907831 1506.43399908913 50.6833834241713 -77.057877222248 2261594.50088886 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 16:23:13 2020-Nov-12 16:23

Alternate Designations
 2011 WR54 = 2010 KL43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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