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 ]  
186991 (2004 TS8)
Classification: Main-belt Asteroid          SPK-ID: 2186991
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2287196711741996 4.1704e-08  
a 3.104682233464866 3.0647e-08 au
q 2.394580333926402 1.363e-07 au
i 28.48809215443207 5.2605e-06 deg
node 130.5690829219136 1.0794e-05 deg
peri 225.3228607979366 1.5696e-05 deg
M 21.45944397495821 1.1966e-05 deg
tp 2459081.392221196241
(2020-Aug-19.89222120)
6.6088e-05 TDB
period 1998.131937593065
5.47
2.9586e-05
8.1e-08
d
yr
n .1801682827980085 2.6677e-09 deg/d
Q 3.81478413300333 3.7657e-08 au
  Orbit Determination Parameters
   # obs. used (total)      755  
   data-arc span      7701 days (21.08 yr)  
   first obs. used      2000-01-08  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49268  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:33  

Additional Information
 Earth MOID = 1.44589 au 
 Jupiter MOID = 1.7591 au 
 T_jup = 2.998 
[ 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 14.44   n/a E2021B55  

186991 (2004 TS8)          Discovered 2004-Oct-06 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ 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 2021-Jun-19 10:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin