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(2015 UR51)
Classification: Amor [NEO, PHA]          SPK-ID: 3732123
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4227680636875659 1.1516e-07  
a 1.763482204265992 5.2088e-07 au
q 1.017938247420978 2.87e-07 au
i 19.35111071656812 4.2836e-05 deg
node 221.8285225894057 5.8379e-05 deg
peri 176.86055924799 9.3055e-05 deg
M 349.5926421823391 0.00033662 deg
tp 2459025.228230181038
(2020-Jun-24.72823018)
0.00081074 TDB
period 855.3720378545185
2.34
0.00037897
1.038e-06
d
yr
n .4208694977953309 1.8647e-07 deg/d
Q 2.509026161111005 7.4109e-07 au
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      587 days (1.61 yr)  
   first obs. used      2015-10-17  
   last obs. used      2017-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .54648  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Jun-13 05:17:44  

Additional Information
 Earth MOID = .0271398 au 
 Jupiter MOID = 2.91968 au 
 T_jup = 3.946 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 20.3   n/a MPO361293  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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