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186270 (2001 YR137)
Classification: Main-belt Asteroid          SPK-ID: 2186270
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03986370159059746 9.3341e-08  
a 2.968786155035139 2.9424e-08 au
q 2.850439349664521 2.7519e-07 au
i 12.64492561809829 6.5115e-06 deg
node 61.35552004729902 4.5796e-05 deg
peri 91.17391853259421 0.00010834 deg
M 218.8418584069491 0.00010208 deg
tp 2459933.105596800794
(2022-Dec-19.60559680)
0.00053526 TDB
period 1868.386845220902
5.12
2.7777e-05
7.605e-08
d
yr
n .1926795839527743 2.8645e-09 deg/d
Q 3.087132960405757 3.0597e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      6877 days (18.83 yr)  
   first obs. used      2001-12-22  
   last obs. used      2020-10-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57931  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:50:35  

Additional Information
 Earth MOID = 1.89407 au 
 Jupiter MOID = 1.96663 au 
 T_jup = 3.226 
[ 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 15.49   n/a E2021B55  

186270 (2001 YR137)          Discovered 2001-Dec-22 by LINEAR at Socorro
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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