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JPL Small-Body Database Browser
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437866 (2000 WF138)
Classification: Main-belt Asteroid          SPK-ID: 2437866
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2123034450327118 7.3091e-08  
a 3.134989100979244 4.0469e-08 au
q 2.469420114701347 2.3154e-07 au
i 16.58300088528565 7.9926e-06 deg
node 234.0929547499483 2.679e-05 deg
peri 145.8810999071181 3.2898e-05 deg
M 139.3125092508118 2.1707e-05 deg
tp 2457815.914832220491
(2017-Mar-03.41483222)
0.00011308 TDB
period 2027.460864207909
5.55
3.9258e-05
1.075e-07
d
yr
n .1775619970551912 3.4381e-09 deg/d
Q 3.800558087257141 4.906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      6764 days (18.52 yr)  
   first obs. used      2000-10-24  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4611  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:10:47  

Additional Information
 Earth MOID = 1.49102 au 
 Jupiter MOID = 1.7325 au 
 T_jup = 3.114 
[ 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 15.5   n/a MPO434613  

437866 (2000 WF138)          Discovered 2000-Nov-21 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06

[ 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
1959-Mar-24 01:16 00:03 Jupiter 1.77136747557433 1.77136615903363 1.77136879214343 4.44074063859336 4.33172352436287 2436651.552524700 3.23557456860256 472.981411035128 41.2834853584295 -84.2918326141041 2191428.26308371 T 11 CATAB v2.0e-lin.ifort 2019-May-30 10:10:50 2019-May-30 10:10
1969-Nov-17 16:38 00:03 Jupiter 1.89522698854759 1.89522532507995 1.89522865202913 3.72105066796888 3.59894011890752 2440543.193087539 2.82153070083092 341.013500423013 52.904704480007 77.444839133834 1479061.04649895 T 11 CATAB v2.0e-lin.ifort 2019-May-30 10:10:50 2019-May-30 10:10
2054-Jan-18 14:54 00:02 Jupiter 1.7534874893158 1.75348675724575 1.75348822138604 4.41543776371493 4.30464751253191 2471286.121001849 2.10429715635859 343.270211292226 34.8202381682112 89.318385923669 2127424.7081643 T 11 CATAB v2.0e-lin.ifort 2019-May-30 10:10:50 2019-May-30 10:10
2064-Sep-12 15:54 00:03 Jupiter 1.91689105490038 1.91688893336305 1.91689317645263 3.72258567430955 3.6019297581844 2475176.162464858 3.21209241606208 333.726983866569 57.9676454038961 72.6131051574566 1521425.13827907 T 11 CATAB v2.0e-lin.ifort 2019-May-30 10:10:50 2019-May-30 10:10
2148-Nov-16 21:31 00:07 Jupiter 1.73293318295592 1.73293230089394 1.73293406509937 4.39367497394535 4.28098358197719 2505921.396393865 7.32053680278175 1145.92095102654 35.9026336748457 -89.0154317509835 2094550.7424669 T 11 CATAB v2.0e-lin.ifort 2019-May-30 10:10:50 2019-May-30 10:10
2159-Jul-13 19:31 00:09 Jupiter 1.93290412679173 1.93289841228907 1.93290984142975 3.73828076353631 3.61915988994626 2509812.313530596 9.270773846249 883.861040495026 59.7925891654897 69.616420077829 1526410.39472319 T 11 CATAB v2.0e-lin.ifort 2019-May-30 10:10:50 2019-May-30 10:10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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