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450265 (2003 WU172)
Classification: TransNeptunian Object          SPK-ID: 2450265
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2506123366677271 3.644e-05  
a 38.91912042932412 0.0023511 au
q 29.16550871747852 0.00034805 au
i 4.147312423975346 1.1449e-05 deg
node 10.2963598089339 0.00078596 deg
peri 100.6166548805039 0.0030914 deg
M 358.136824467279 0.0018769 deg
tp 2459459.480488135875
(2021-Sep-01.98048814)
0.42301 TDB
period 88683.52596258557
242.80
8.036
0.022
d
yr
n .004059378515823551 3.6784e-07 deg/d
Q 48.67273214116971 0.0029403 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      5913 days (16.19 yr)  
   first obs. used      2003-11-19  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .31923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 11:24:01  

Additional Information
 Earth MOID = 28.1847 au 
 Jupiter MOID = 23.9356 au 
 T_jup = 5.415 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.1   n/a MPO472490  

450265 (2003 WU172)          Discovered 2003-Nov-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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