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451657 (2012 WD36)
Classification: TransNeptunian Object          SPK-ID: 2451657
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5065754814125925 0.00045483  
a 76.02778295943233 0.050882 au
q 37.51397220602581 0.011966 au
i 23.66903270348904 0.00081089 deg
node 177.2611831336752 0.0018395 deg
peri 293.6977855899103 0.022202 deg
M 338.9566400615616 0.025663 deg
tp 2473154.184129771576
(2059-Mar-01.68412977)
3.1586 TDB
period 242134.6354205774
662.93
243.08
0.6655
d
yr
n .001486776145736836 1.4926e-06 deg/d
Q 114.5415937128389 0.076658 au
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      3012 days (8.25 yr)  
   first obs. used      2008-10-31  
   last obs. used      2017-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .18793  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 10:57:42  

Additional Information
 Earth MOID = 36.601 au 
 Jupiter MOID = 32.6904 au 
 T_jup = 6.105 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.8   n/a MPO402829  

451657 (2012 WD36)          Discovered 2012-Nov-19 by DECam at Cerro Tololo
Reference: Last Updated: 2015-11-30
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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