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233805 (2008 US127)
Classification: Main-belt Asteroid          SPK-ID: 2233805
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09104618947313164 5.4078e-08  
a 3.073535790419171 3.9197e-08 au
q 2.793702068492216 1.6233e-07 au
i 1.450223992999003 6.0628e-06 deg
node 162.1072355941629 0.00024574 deg
peri 12.96119427550661 0.00024832 deg
M 239.1267417883968 3.5986e-05 deg
tp 2459261.320591132352
(2021-Feb-15.82059113)
0.00020061 TDB
period 1968.139324838767
5.39
3.7649e-05
1.031e-07
d
yr
n .1829138798542587 3.499e-09 deg/d
Q 3.353369512346126 4.2765e-08 au
  Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      7634 days (20.90 yr)  
   first obs. used      1997-11-23  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53357  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:04:26  

Additional Information
 Earth MOID = 1.79873 au 
 Jupiter MOID = 1.61017 au 
 T_jup = 3.223 
[ 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 15.8   n/a MPO418248  
diameter diameter 4.176 km 1.156 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233805 (2008 US127)          Discovered 2008-Oct-22 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2008 US127 = 2005 GH226 = 2005 GK61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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