Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
86023 (1999 KT18)
Classification: Main-belt Asteroid          SPK-ID: 2086023
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1414863706119852 4.9397e-08  
a 3.093504449809786 2.5554e-08 au
q 2.655815732734173 1.6314e-07 au
i 7.086267238085778 5.1465e-06 deg
node 103.2392755407766 4.2688e-05 deg
peri 185.2366312859814 4.6839e-05 deg
M 302.3990138483924 2.0856e-05 deg
tp 2459318.481579649871
(2021-Apr-13.98157965)
0.00011686 TDB
period 1987.350847998613
5.44
2.4625e-05
6.742e-08
d
yr
n .1811456695542926 2.2445e-09 deg/d
Q 3.531193166885398 2.9169e-08 au
  Orbit Determination Parameters
   # obs. used (total)      627  
   data-arc span      8894 days (24.35 yr)  
   first obs. used      1995-12-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56822  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:42:45  

Additional Information
 Earth MOID = 1.63955 au 
 Jupiter MOID = 1.63951 au 
 T_jup = 3.197 
[ 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 14.8   n/a MPO344894  
diameter diameter 4.966 km 0.244 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.094   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

86023 (1999 KT18)          Discovered 1999-May-22 by Parker, J. W. at McGraw-Hill
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 KT18 = 1995 YS18 = 1998 HK137 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-29 23:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin