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 ]  
172147 (2002 KU5)
Classification: Main-belt Asteroid          SPK-ID: 2172147
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1904740884988775 3.0228e-08  
a 2.559453984095176 1.6007e-08 au
q 2.071944319419827 7.5273e-08 au
i 12.35073172597904 8.3113e-06 deg
node 251.2551452176878 1.7258e-05 deg
peri 69.99802968022081 3.0236e-05 deg
M 110.8618741712136 2.4197e-05 deg
tp 2458539.926304013542
(2019-Feb-25.42630401)
9.9376e-05 TDB
period 1495.613634485878
4.09
1.403e-05
3.841e-08
d
yr
n .2407038767895101 2.258e-09 deg/d
Q 3.046963648770526 1.9056e-08 au
  Orbit Determination Parameters
   # obs. used (total)      845  
   data-arc span      7591 days (20.78 yr)  
   first obs. used      2000-01-05  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51235  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:35:23  

Additional Information
 Earth MOID = 1.09627 au 
 Jupiter MOID = 2.33059 au 
 T_jup = 3.378 
[ 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 15.1   n/a MPO449894  
diameter diameter 3.066 km 0.421 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.226   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

172147 (2002 KU5)          Discovered 2002-May-16 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-02 10:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin