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249318 (2008 UH201)
Classification: Main-belt Asteroid          SPK-ID: 2249318
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1111898626582029 4.5882e-08  
a 2.643521755741226 2.1226e-08 au
q 2.349588934786388 1.2149e-07 au
i 14.63489122466303 5.8635e-06 deg
node 232.2561204378711 2.4941e-05 deg
peri 27.69510679996924 4.6945e-05 deg
M 28.29043408489507 3.7265e-05 deg
tp 2458877.129913066897
(2020-Jan-28.62991307)
0.00016245 TDB
period 1569.902786314268
4.30
1.8908e-05
5.177e-08
d
yr
n .2293135620487612 2.7619e-09 deg/d
Q 2.937454576696064 2.3586e-08 au
  Orbit Determination Parameters
   # obs. used (total)      355  
   data-arc span      8555 days (23.42 yr)  
   first obs. used      1997-01-14  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54854  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:40:17  

Additional Information
 Earth MOID = 1.34412 au 
 Jupiter MOID = 2.10962 au 
 T_jup = 3.339 
[ 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 15.5   n/a MPO433634  
diameter diameter 2.950 km 0.736 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.117   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249318 (2008 UH201)          Discovered 2008-Oct-28 by LINEAR at Socorro
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

Alternate Designations
 2008 UH201 = 1998 MT2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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