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249353 (2008 YM3)
Classification: Main-belt Asteroid          SPK-ID: 2249353
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1793669039385256 5.8031e-08  
a 3.121481807435418 4.2135e-08 au
q 2.561591279935294 1.9473e-07 au
i 13.27493123441174 5.6982e-06 deg
node 279.6400394549027 3.1544e-05 deg
peri 180.9193171465708 3.8302e-05 deg
M 346.7890566628762 2.2053e-05 deg
tp 2459074.421533568202
(2020-Aug-12.92153357)
0.00012407 TDB
period 2014.371828374404
5.52
4.0787e-05
1.117e-07
d
yr
n .1787157638570231 3.6186e-09 deg/d
Q 3.681372334935542 4.9693e-08 au
  Orbit Determination Parameters
   # obs. used (total)      257  
   data-arc span      8121 days (22.23 yr)  
   first obs. used      1997-10-31  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41353  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:22:17  

Additional Information
 Earth MOID = 1.57848 au 
 Jupiter MOID = 1.50582 au 
 T_jup = 3.150 
[ 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 15.5   n/a MPO454848  
diameter diameter 4.901 km 0.258 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249353 (2008 YM3)          Discovered 2008-Dec-21 by Kugel, F. at Chante-Perdrix
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2008 YM3 = 2003 YK73 = 2008 SD252 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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