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186273 (2001 YE154)
Classification: Main-belt Asteroid          SPK-ID: 2186273
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04155487778176561 5.3741e-08  
a 2.965150636159981 2.1815e-08 au
q 2.841934163869829 1.7117e-07 au
i 8.303976377520534 9.7188e-06 deg
node 338.2011018251476 2.2613e-05 deg
peri 74.0785117059327 0.00014084 deg
M 306.1485627381508 0.00014063 deg
tp 2459479.473767147082
(2021-Sep-21.97376715)
0.00072998 TDB
period 1864.955909804457
5.11
2.0581e-05
5.635e-08
d
yr
n .1930340541068054 2.1303e-09 deg/d
Q 3.088367108450134 2.2722e-08 au
  Orbit Determination Parameters
   # obs. used (total)      415  
   data-arc span      7345 days (20.11 yr)  
   first obs. used      2000-09-28  
   last obs. used      2020-11-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54926  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:50:36  

Additional Information
 Earth MOID = 1.86407 au 
 Jupiter MOID = 2.0684 au 
 T_jup = 3.247 
[ 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 15.66   n/a E2021B55  

186273 (2001 YE154)          Discovered 2001-Dec-19 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2001 YE154 = 2000 SK302 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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