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(2004 XR190)
Classification: TransNeptunian Object          SPK-ID: 3308265
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1077112815635643 0.0014916  
a 57.74722813086443 0.015852 AU
q 51.52720018214551 0.080823 AU
i 46.56622088824273 0.0019506 deg
node 252.3582720034893 6.3235e-05 deg
peri 281.2837564055213 0.11706 deg
M 277.3373893830503 0.25401 deg
tp 2493605.070784333630
(2115-Feb-27.57078433)
102.03 JED
period 160285.8339879639
438.84
65.999
0.1807
d
yr
n .002245987627496969 9.2481e-07 deg/d
Q 63.96725607958335 0.017559 AU
  Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      2221 days (6.08 yr)  
   first obs. used      2004-12-11  
   last obs. used      2011-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      3  
   fit RMS      .18421  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-13 04:28:35  

Additional Information
 Earth MOID = 50.8302 AU 
 T_jup = 4.644 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 4.4 mag n/a MPO196616  
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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