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186258 (2001 YE9)
Classification: Main-belt Asteroid          SPK-ID: 2186258
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1100338988331531 6.3156e-08  
a 2.739560664456897 2.361e-08 au
q 2.438116123456762 1.6883e-07 au
i 12.2977536987584 5.9049e-06 deg
node 71.2307857979601 2.5153e-05 deg
peri 310.0188218267363 3.4957e-05 deg
M 124.7731851984778 2.5131e-05 deg
tp 2458626.464738621839
(2019-May-22.96473862)
0.00011439 TDB
period 1656.226806804794
4.53
2.1411e-05
5.862e-08
d
yr
n .2173615343749417 2.8099e-09 deg/d
Q 3.041005205457033 2.6208e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      7101 days (19.44 yr)  
   first obs. used      2001-11-09  
   last obs. used      2021-04-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56907  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:14:00  

Additional Information
 Earth MOID = 1.46174 au 
 Jupiter MOID = 2.41342 au 
 T_jup = 3.309 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.76   n/a MPCxxxxx  

186258 (2001 YE9)          Discovered 2001-Dec-17 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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