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379058 (2008 WG64)
Classification: Main-belt Asteroid          SPK-ID: 2379058
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1718874953502603 6.4054e-08  
a 2.973429430327774 3.4586e-08 au
q 2.462334092947982 1.9096e-07 au
i 9.080242973784342 5.6521e-06 deg
node 264.1433194249269 4.5393e-05 deg
peri 153.3105400834638 5.0924e-05 deg
M 133.0747099183439 2.1898e-05 deg
tp 2458508.226180453012
(2019-Jan-24.72618045)		 0.00011151 TDB
period 1872.771882725417
5.13		 3.2675e-05
8.946e-08		 d
yr
n .1922284306597435 3.3539e-09 deg/d
Q 3.484524767707566 4.0531e-08 au
   Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      4149 days (11.36 yr)  
   first obs. used      2008-11-04  
   last obs. used      2020-03-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57504  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:07:08  

Additional Information
 Earth MOID = 1.47813 au 
 Jupiter MOID = 1.86562 au 
 T_jup = 3.221 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457636.5 (2016-Sep-05.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1714738130329542 6.3697e-08  
q 2.463625741449531 1.8964e-07 au
tp 2458509.639781481214
(2019-Jan-26.13978148)		 0.00011214 TDB
node 264.1604710451722 4.5388e-05 deg
peri 153.6799412766138 5.0992e-05 deg
i 9.08027721344498 5.6522e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      4149 days (11.36 yr)  
   first obs. used      2008-11-04  
   last obs. used      2020-03-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57504  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:07:08  

Additional Information
 Jupiter MOID = 1.86562 au 
 T_jup = 3.221 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.057273085829335E-15 -1.194272513105543E-14 -3.511191296106287E-12 -9.725166049891607E-14 -7.962279359483341E-13 -1.253515281244123E-15
q -1.194272513105543E-14 3.596510906593743E-14 1.087623930245645E-11 2.939511213993329E-13 2.367893154913866E-12 5.108710224491391E-15
tp -3.511191296106287E-12 1.087623930245645E-11 1.257446336029497E-8 1.538977690638146E-10 2.661367389809094E-9 -6.649777287697929E-12
node -9.725166049891607E-14 2.939511213993329E-13 1.538977690638146E-10 2.060079806046231E-9 -1.998284905520964E-9 -2.967358603467134E-11
peri -7.962279359483341E-13 2.367893154913866E-12 2.661367389809094E-9 -1.998284905520964E-9 2.600144646885028E-9 2.785581530987125E-11
i -1.253515281244123E-15 5.108710224491391E-15 -6.649777287697929E-12 -2.967358603467134E-11 2.785581530987125E-11 3.194765377667084E-11

[ 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 16.19   n/a E2021B25  
diameter diameter 4.309 km 1.596 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379058 (2008 WG64)          Discovered 2008-Nov-18 by CSS at Catalina
Reference: Last Updated: 2013-11-20

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