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 ]  
392171 (2009 KG1)
Classification: Main-belt Asteroid          SPK-ID: 2392171
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1184025851411424 7.5776e-08  
a 3.048650802168966 4.4096e-08 au
q 2.687682665999543 2.351e-07 au
i 14.25094034176221 9.1001e-06 deg
node 115.8994968149048 3.3058e-05 deg
peri 225.5105906768133 5.2049e-05 deg
M 286.1765956746343 4.4396e-05 deg
tp 2459399.204849625317
(2021-Jul-03.70484963)
0.00024537 TDB
period 1944.285110891263
5.32
4.2183e-05
1.155e-07
d
yr
n .1851580295417556 4.0172e-09 deg/d
Q 3.409618938338389 4.9317e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      8120 days (22.23 yr)  
   first obs. used      1997-02-01  
   last obs. used      2019-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60104  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:15:25  

Additional Information
 Earth MOID = 1.69783 au 
 Jupiter MOID = 1.96988 au 
 T_jup = 3.180 
[ 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 15.8   n/a MPO434452  

392171 (2009 KG1)          Discovered 2009-May-17 by Kugel, F. at Dauban
Reference: Last Updated: 2014-04-17

[ 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-Aug-03 13:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin