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413427 (2004 XB81)
Classification: Main-belt Asteroid          SPK-ID: 2413427
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2114915663670382 6.4257e-08  
a 2.992216575055195 3.4799e-08 au
q 2.359388004687358 2.0718e-07 au
i 20.13663566735465 8.0365e-06 deg
node 89.07873010324793 2.6504e-05 deg
peri 11.22891412533548 4.0288e-05 deg
M 349.8506234783085 3.1458e-05 deg
tp 2459053.799707644480
(2020-Jul-23.29970764)
0.00016584 TDB
period 1890.549110184641
5.18
3.298e-05
9.029e-08
d
yr
n .1904208666469608 3.3219e-09 deg/d
Q 3.625045145423033 4.2159e-08 au
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      6735 days (18.44 yr)  
   first obs. used      2001-06-15  
   last obs. used      2019-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58119  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 01:19:58  

Additional Information
 Earth MOID = 1.37878 au 
 Jupiter MOID = 1.60918 au 
 T_jup = 3.131 
[ 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 15.6   n/a MPO455943  
diameter diameter 3.775 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.086   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

413427 (2004 XB81)          Discovered 2004-Dec-10 by LINEAR at Socorro
Reference: Last Updated: 2014-11-10

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