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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1706451532314981 3.5251e-08  
a 3.135404076936123 1.8331e-08 au
q 2.600362567784694 1.1109e-07 au
i 10.76898039191902 4.3834e-06 deg
node 52.62020074847195 2.0442e-05 deg
peri 112.4645952970983 2.5001e-05 deg
M 60.07145024163668 1.2593e-05 deg
tp 2459058.120284484886
(2020-Jul-27.62028448)
7.0494e-05 TDB
period 2027.863437547033
5.55
1.7783e-05
4.869e-08
d
yr
n .1775267472820888 1.5568e-09 deg/d
Q 3.670445586087552 2.1459e-08 au
  Orbit Determination Parameters
   # obs. used (total)      855  
   data-arc span      9004 days (24.65 yr)  
   first obs. used      1996-11-13  
   last obs. used      2021-07-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52681  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:15:59  

Additional Information
 Earth MOID = 1.63098 au 
 Jupiter MOID = 1.41639 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 14.81   n/a MPO637227  
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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