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JPL Small-Body Database Browser
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379049 (2008 WB37)
Classification: Main-belt Asteroid          SPK-ID: 2379049
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1155380908568786 6.3363e-08  
a 2.981352665488782 4.7003e-08 au
q 2.636892870347141 1.9476e-07 au
i 8.075283794534332 7.0299e-06 deg
node 238.3595233930373 5.1822e-05 deg
peri 182.6428521369509 6.2573e-05 deg
M 10.02312852211284 3.5934e-05 deg
tp 2458548.149690551028
(2019-Mar-05.64969055)
0.00018712 TDB
period 1880.262371180005
5.15
4.4466e-05
1.217e-07
d
yr
n .1914626413408853 4.5278e-09 deg/d
Q 3.325812460630422 5.2434e-08 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      5890 days (16.13 yr)  
   first obs. used      2002-09-04  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58406  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:06:52  

Additional Information
 Earth MOID = 1.64931 au 
 Jupiter MOID = 1.99807 au 
 T_jup = 3.234 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456914.5 (2014-Sep-14.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140258836540625 6.3142e-08  
q 2.643588585864074 1.9349e-07 au
tp 2456673.057718745010
(2014-Jan-15.55771874)
0.00017487 TDB
node 238.5147548055924 5.1848e-05 deg
peri 183.5370290570135 6.2867e-05 deg
i 8.070540427519461 7.0242e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      5890 days (16.13 yr)  
   first obs. used      2002-09-04  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58406  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:06:52  

Additional Information
 Jupiter MOID = 1.99807 au 
 T_jup = 3.234 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.986904257762571E-15 -1.193193276628306E-14 -2.545859006221699E-12 -2.815610758333783E-14 -5.525087275514852E-13 1.400474431141029E-15
q -1.193193276628306E-14 3.743945896912521E-14 9.108963728915382E-12 9.782995045711436E-14 1.988966690962729E-12 -4.53772992620849E-15
tp -2.545859006221699E-12 9.108963728915382E-12 3.057847049634662E-8 4.105440454078349E-11 6.28774652594737E-9 -1.837687772091908E-11
node -2.815610758333783E-14 9.782995045711436E-14 4.105440454078349E-11 2.688254481114393E-9 -2.651666200203904E-9 -5.577452486899145E-11
peri -5.525087275514852E-13 1.988966690962729E-12 6.28774652594737E-9 -2.651666200203904E-9 3.952302532524716E-9 5.145421999299493E-11
i 1.400474431141029E-15 -4.53772992620849E-15 -1.837687772091908E-11 -5.577452486899145E-11 5.145421999299493E-11 4.933981122013711E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO460486  

379049 (2008 WB37)          Discovered 2008-Nov-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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