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 ]  
160268 (2002 SP20)
Classification: Main-belt Asteroid          SPK-ID: 2160268
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1686681459559875 6.2133e-08  
a 3.159230693748204 2.1135e-08 au
q 2.626369109986446 1.9262e-07 au
i 2.306969125385319 4.5699e-06 deg
node 103.9170031933265 0.00014236 deg
peri 272.5662242338399 0.00014341 deg
M 77.09357245006099 1.4641e-05 deg
tp 2458761.275954896806
(2019-Oct-04.77595490)
8.3776e-05 TDB
period 2051.022558846601
5.62
2.0582e-05
5.635e-08
d
yr
n .1755222040085444 1.7614e-09 deg/d
Q 3.692092277509962 2.47e-08 au
  Orbit Determination Parameters
   # obs. used (total)      407  
   data-arc span      6736 days (18.44 yr)  
   first obs. used      2002-09-05  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57264  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:00:37  

Additional Information
 Earth MOID = 1.62777 au 
 Jupiter MOID = 1.7729 au 
 T_jup = 3.182 
[ 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 15.51   n/a MPCxxxxx  

160268 (2002 SP20)          Discovered 2002-Sep-26 by NEAT at Palomar
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ 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 2021-May-09 12:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin