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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1082711727173656 0.0014901  
a 57.70677811479637 0.015868 AU
q 51.45879757456656 0.080617 AU
i 46.59537578516972 0.0019523 deg
node 252.362846290578 6.3117e-05 deg
peri 281.6887847524721 0.11945 deg
M 277.4425675898917 0.25856 deg
tp 2493719.626802705200
(2115-Jun-22.12680271)
103.99 JED
period 160117.4511255191
438.38
66.041
0.1808
d
yr
n .002248349555088715 9.2734e-07 deg/d
Q 63.95475865502618 0.017586 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 = 50.7614 AU 
 T_jup = 4.640 
[ 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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