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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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1187179013062608 4.0353e-08  
a 3.154568137986553 1.8035e-08 au
q 2.780064429117191 1.3255e-07 au
i 2.798537975711605 3.8774e-06 deg
node 78.12099061723299 9.2207e-05 deg
peri 164.823197952435 9.3942e-05 deg
M 322.9161745913291 1.7878e-05 deg
tp 2459211.309570100442
(2020-Dec-27.80957010)
0.00010146 TDB
period 2046.483727064855
5.60
1.755e-05
4.805e-08
d
yr
n .1759114891748129 1.5085e-09 deg/d
Q 3.529071846855915 2.0176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2200  
   data-arc span      24627 days (67.43 yr)  
   first obs. used      1953-03-16  
   last obs. used      2020-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50547  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:57:37  

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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