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90137 (2002 XK112)
Classification: Main-belt Asteroid          SPK-ID: 2090137
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1710131742804157 5.8365e-08  
a 3.13674311649422 2.6726e-08 au
q 2.600318719240299 1.954e-07 au
i 10.7678846386861 4.7822e-06 deg
node 52.62593275230032 2.6592e-05 deg
peri 112.4962187394094 3.0858e-05 deg
M 349.7466287016371 1.2905e-05 deg
tp 2459058.293772093819
(2020-Jul-27.79377209)
7.2771e-05 TDB
period 2029.162638155586
5.56
2.5933e-05
7.1e-08
d
yr
n .1774130832249223 2.2674e-09 deg/d
Q 3.67316751374814 3.1296e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      8483 days (23.23 yr)  
   first obs. used      1996-11-13  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:04:35  

Additional Information
 Earth MOID = 1.63013 au 
 Jupiter MOID = 1.41568 au 
 T_jup = 3.162 
[ 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 14.7   n/a MPO432440  
diameter diameter 7.162 km 0.234 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90137 (2002 XK112)          Discovered 2002-Dec-06 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2002 XK112 = 1996 VQ28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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