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452930 (2006 WB87)
Classification: Main-belt Asteroid          SPK-ID: 2452930
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2576424900743413 6.1126e-08  
a 2.718921224795766 3.8097e-08 au
q 2.018411590123407 1.8363e-07 au
i 13.97467750518993 7.3144e-06 deg
node 74.08357264844385 2.8006e-05 deg
peri 57.07055179078685 3.3408e-05 deg
M 334.2335119498081 2.1669e-05 deg
tp 2459117.704987309966
(2020-Sep-25.20498731)
0.00010044 TDB
period 1637.545456307286
4.48
3.4418e-05
9.423e-08
d
yr
n .2198412255448534 4.6206e-09 deg/d
Q 3.419430859468125 4.7913e-08 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      4756 days (13.02 yr)  
   first obs. used      2006-11-18  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44094  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 23:11:39  

Additional Information
 Earth MOID = 1.06989 au 
 Jupiter MOID = 1.8428 au 
 T_jup = 3.269 
[ 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 16.3   n/a MPO413517  

452930 (2006 WB87)          Discovered 2006-Nov-18 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04

[ show close-approach data ]
Alternate Designations
 2006 WB87 = 2012 HT61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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