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187364 (2005 UR266)
Classification: Main-belt Asteroid          SPK-ID: 2187364
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05804280374196267 4.2751e-08  
a 3.120820519598277 2.9241e-08 au
q 2.939679346665345 1.271e-07 au
i 9.331149532397525 4.3365e-06 deg
node 214.9196155344949 2.7383e-05 deg
peri 275.1433673074641 4.8681e-05 deg
M 197.5177630339958 4.2727e-05 deg
tp 2460109.376773109933
(2023-Jun-13.87677311)
0.00024402 TDB
period 2013.73174341534
5.51
2.8302e-05
7.749e-08
d
yr
n .1787725704663278 2.5126e-09 deg/d
Q 3.30196169253121 3.0938e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      6764 days (18.52 yr)  
   first obs. used      2002-05-03  
   last obs. used      2020-11-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5202  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:55:06  

Additional Information
 Earth MOID = 1.97325 au 
 Jupiter MOID = 1.78649 au 
 T_jup = 3.193 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.27   n/a E2021B55  

187364 (2005 UR266)          Discovered 2005-Oct-27 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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