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JPL Small-Body Database Browser
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201871 (2003 YN154)
Classification: Main-belt Asteroid          SPK-ID: 2201871
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .110097338589627 4.7151e-08  
a 3.063635010668516 2.9959e-08 au
q 2.726336949583908 1.516e-07 au
i 13.6362170732272 6.2249e-06 deg
node 59.4776979891877 2.3894e-05 deg
peri 48.78685135035211 4.5188e-05 deg
M 323.7144594542257 3.5155e-05 deg
tp 2458797.917232359074
(2019-Nov-10.41723236)
0.00019167 TDB
period 1958.637037792264
5.36
2.873e-05
7.866e-08
d
yr
n .1838012827561888 2.6961e-09 deg/d
Q 3.400933071753123 3.3258e-08 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      8034 days (22.00 yr)  
   first obs. used      1997-11-29  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64578  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 16:23:53  

Additional Information
 Earth MOID = 1.76416 au 
 Jupiter MOID = 1.9172 au 
 T_jup = 3.181 
[ 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 15.2   n/a MPO503057  
diameter diameter 3.213 km 0.743 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.226   0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201871 (2003 YN154)          Discovered 2003-Dec-29 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Alternate Designations
 2003 YN154 = 2002 UV46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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