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392695 (2011 WO56)
Classification: Outer Main-belt Asteroid          SPK-ID: 2392695
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1065244595670725 6.2714e-08  
a 3.551653330180845 8.0415e-08 au
q 3.173315378613737 2.3469e-07 au
i 10.88335615205812 8.0252e-06 deg
node 77.81056162052082 3.8615e-05 deg
peri 258.5125522286483 5.4521e-05 deg
M 171.5677625068504 3.8577e-05 deg
tp 2457835.361732345747
(2017-Mar-22.86173235)
0.00026047 TDB
period 2444.805307400235
6.69
8.3031e-05
2.273e-07
d
yr
n .1472509892343199 5.001e-09 deg/d
Q 3.929991281747953 8.8981e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      5274 days (14.44 yr)  
   first obs. used      2005-11-10  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68254  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:24:23  

Additional Information
 Earth MOID = 2.18835 au 
 Jupiter MOID = 1.48042 au 
 T_jup = 3.078 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457387.5 (2015-Dec-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1051629569400954 6.2745e-08  
q 3.177053810484062 2.3444e-07 au
tp 2457835.764441817960
(2017-Mar-23.26444182)
0.00026374 TDB
node 77.83187601208182 3.8608e-05 deg
peri 258.7293842180698 5.4882e-05 deg
i 10.88460194400992 8.026e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      5274 days (14.44 yr)  
   first obs. used      2005-11-10  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68254  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:24:23  

Additional Information
 Jupiter MOID = 1.48042 au 
 T_jup = 3.078 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.936892996700748E-15 -1.4010659448028E-14 1.146518308100598E-12 -5.644051490010833E-15 1.421034297006401E-13 -2.229797676895719E-15
q -1.4010659448028E-14 5.496148699134085E-14 -4.769215601568774E-12 3.593449251499358E-14 -7.874325274277237E-13 1.537383966157151E-14
tp 1.146518308100598E-12 -4.769215601568774E-12 6.955847804195328E-8 3.037728797106798E-12 1.034852520564158E-8 -2.28847462081854E-11
node -5.644051490010833E-15 3.593449251499358E-14 3.037728797106798E-12 1.490586050886979E-9 -1.463190236938149E-9 -2.145650014143608E-11
peri 1.421034297006401E-13 -7.874325274277237E-13 1.034852520564158E-8 -1.463190236938149E-9 3.011984923900004E-9 1.766681609729913E-11
i -2.229797676895719E-15 1.537383966157151E-14 -2.28847462081854E-11 -2.145650014143608E-11 1.766681609729913E-11 6.441734859270114E-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 15.8   n/a MPO423459  

392695 (2011 WO56)          Discovered 2005-Nov-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2011 WO56 = 2008 GN44 = 2010 LB73 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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