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 ]  
160164 (2001 TW252)
Classification: Jupiter Trojan          SPK-ID: 2160164
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03805122250701057 5.6391e-08  
a 5.188857352772994 1.3878e-07 au
q 4.99141498708549 2.3726e-07 au
i 9.830824143056379 8.6186e-06 deg
node 45.87684078250835 3.0553e-05 deg
peri 74.9610595996789 0.00012368 deg
M 124.4423426360552 0.00011838 deg
tp 2457708.146523253594
(2016-Nov-15.64652325)
0.0014182 TDB
period 4317.238331007176
11.82
0.0001732
4.742e-07
d
yr
n .0833866403470051 3.3453e-09 deg/d
Q 5.386299718460497 1.4406e-07 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      9210 days (25.22 yr)  
   first obs. used      1995-04-05  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50935  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:30:16  

Additional Information
 Earth MOID = 4.024 au 
 Jupiter MOID = .163904 au 
 T_jup = 2.969 
[ 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 13.20   n/a E2021B55  

160164 (2001 TW252)          Discovered 2001-Oct-14 by Sloan Digital Sky Survey at Apache Point
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-11 11:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin