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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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .109491892338611 0.0008329  
a 57.71287256830546 0.014706 AU
q 51.39378093850458 0.046076 AU
i 46.59497186792848 0.0017063 deg
node 252.3628385298382 5.9187e-05 deg
peri 281.6361935007383 0.10554 deg
M 277.6363025151007 0.16773 deg
tp 2493639.262587052970
(2115-Apr-02.76258705)
64.14 JED
period 160142.8169705148
438.45
61.209
0.1676
d
yr
n .002247993427430982 8.5921e-07 deg/d
Q 64.03196419810634 0.016316 AU
  Orbit Determination Parameters
   # obs. used (total)      46  
   data-arc span      2957 days (8.10 yr)  
   first obs. used      2002-12-06  
   last obs. used      2011-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      3  
   fit RMS      .20103  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 14:02:14  

Additional Information
 Earth MOID = 50.6966 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 4.3 mag n/a MPO339383  
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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