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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1187585118232398 4.407e-08  
a 3.155919266772134 2.0936e-08 au
q 2.781126991215985 1.4057e-07 au
i 2.798577293163527 4.7955e-06 deg
node 78.12523699252969 9.3187e-05 deg
peri 164.6094055232038 9.4981e-05 deg
M 252.7801333893207 1.9192e-05 deg
tp 2459210.401941494128
(2020-Dec-26.90194149)
0.00010976 TDB
period 2047.79865782837
5.61
2.0378e-05
5.579e-08
d
yr
n .1757985330363334 1.7494e-09 deg/d
Q 3.530711542328282 2.3423e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1838  
   data-arc span      24362 days (66.70 yr)  
   first obs. used      1953-03-16  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5344  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 22:38:58  

Additional Information
 Earth MOID = 1.76817 au 
 Jupiter MOID = 1.48179 au 
 T_jup = 3.193 
[ 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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