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379071 (2008 WK107)
Classification: Main-belt Asteroid          SPK-ID: 2379071
[ 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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06602058638296718 7.988e-08  
a 2.862386411076134 4.6449e-08 au
q 2.673409981762251 2.4652e-07 au
i 1.365375278197198 9.8123e-06 deg
node 205.6924830264742 0.00032939 deg
peri 203.7266812543416 0.00034004 deg
M 138.9344498068385 8.8611e-05 deg
tp 2458317.849733906044
(2018-Jul-18.34973391)		 0.00042498 TDB
period 1768.849238871265
4.84		 4.3055e-05
1.179e-07		 d
yr
n .2035221499316259 4.9539e-09 deg/d
Q 3.051362840390018 4.9515e-08 au
   Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      7861 days (21.52 yr)  
   first obs. used      1998-10-20  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72467  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:27:43  

Additional Information
 Earth MOID = 1.6835 au 
 Jupiter MOID = 2.20117 au 
 T_jup = 3.298 
[ 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 16.9   n/a MPO418927  

379071 (2008 WK107)          Discovered 2008-Nov-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ 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
2092-Feb-05 03:00 00:24 Europ 0.0427690142227156 0.0427084944377551 0.0428295785663362 2.58486986808265 2.58486977194272 2485182.624764868 24.3788857935651 3716.52690545464 122.639328530118 35.8351661457414 30526.1538070424 T 12 CATAB v2.0f-lin.ifort 2020-May-22 00:27:45 2020-May-22 00:27
2135-Sep-21 06:29 00:18 Europ 0.0216301188527111 0.0215235725165832 0.0217367735290168 2.56374937717288 2.56374918551034 2501115.769931586 18.3486164606114 5828.3999178969 115.745774185686 -24.4272706334304 11552.256746124 T 12 CATAB v2.0f-lin.ifort 2020-May-22 00:27:45 2020-May-22 00:27
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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