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201873 (2003 YU162)
Classification: Main-belt Asteroid          SPK-ID: 2201873
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2416819163117659 5.4505e-08  
a 3.053163367476514 5.2439e-08 au
q 2.315268994011906 1.7326e-07 au
i 12.32147254436153 9.6782e-06 deg
node 301.7706709284088 3.7859e-05 deg
peri 124.8906766784906 4.6095e-05 deg
M 329.6400760495349 2.9482e-05 deg
tp 2458764.831821803460
(2019-Oct-08.33182180)
0.00016262 TDB
period 1948.603558617918
5.33
5.0202e-05
1.374e-07
d
yr
n .1847476868282723 4.7597e-09 deg/d
Q 3.791057740941122 6.5113e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      6288 days (17.22 yr)  
   first obs. used      2002-08-16  
   last obs. used      2019-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50691  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 16:23:53  

Additional Information
 Earth MOID = 1.35449 au 
 Jupiter MOID = 1.63137 au 
 T_jup = 3.157 
[ 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 15.7   n/a MPO334214  
rotation period rot_per 6.436 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

201873 (2003 YU162)          Discovered 2003-Dec-17 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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