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11729 (1998 KD22)
Classification: Main-belt Asteroid          SPK-ID: 2011729
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1187179027853265 4.0368e-08  
a 3.154568139267539 1.8067e-08 au
q 2.780064425580287 1.3258e-07 au
i 2.79853768641906 3.888e-06 deg
node 78.12098630423783 9.2345e-05 deg
peri 164.82320304559 9.408e-05 deg
M 322.9161733418969 1.7912e-05 deg
tp 2459211.309577331467
(2020-Dec-27.80957733)
0.00010166 TDB
period 2046.483728311389
5.60
1.7581e-05
4.813e-08
d
yr
n .1759114890676634 1.5112e-09 deg/d
Q 3.529071852954791 2.0212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2159  
   data-arc span      24564 days (67.25 yr)  
   first obs. used      1953-03-16  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50683  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:18:50  

Additional Information
 Earth MOID = 1.76721 au 
 Jupiter MOID = 1.48362 au 
 T_jup = 3.194 
[ 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 12.7   n/a MPO344396  
diameter diameter 17.079 km 0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11729 (1998 KD22)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KD22 = 1953 FV = 1992 FO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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