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18029 (1999 KA16)
Classification: Main-belt Asteroid          SPK-ID: 2018029
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1944955404519195 1.0972e-08  
a 2.32718514083194 7.4366e-09 au
q 1.874558009134156 2.5985e-08 au
i 12.97994149849573 5.4034e-07 deg
node 227.0665512746015 1.5331e-06 deg
peri 29.8783602068511 4.594e-06 deg
M 98.42000374356498 4.4711e-06 deg
tp 2459041.992272573348
(2020-Jul-11.49227257)
1.6208e-05 TDB
period 1296.715881114149
3.55
6.2155e-06
1.702e-08
d
yr
n .2776244243192926 1.3307e-09 deg/d
Q 2.779812272529725 8.8829e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2113  
   data-arc span      13879 days (38.00 yr)  
   first obs. used      1982-12-13  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43107  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:57:17  

Additional Information
 Earth MOID = .871492 au 
 Jupiter MOID = 2.27656 au 
 T_jup = 3.514 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.99   n/a MPCxxxxx  
diameter diameter 4.460 km 0.152 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.322   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18029 (1999 KA16)          Discovered 1999-May-21 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 KA16 = 1982 XC1 = 1988 JK2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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