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 ]  
186996 (2004 TK68)
Classification: Main-belt Asteroid          SPK-ID: 2186996
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1467990174675787 8.5378e-08  
a 3.165129123007281 4.1254e-08 au
q 2.700491277591793 2.8422e-07 au
i 18.29238931979423 1.1083e-05 deg
node 41.30004511596039 1.7575e-05 deg
peri 301.6206743590449 3.4048e-05 deg
M 344.9585578505858 3.246e-05 deg
tp 2459286.435488839596
(2021-Mar-12.93548884)
0.00018643 TDB
period 2056.7692695251
5.63
4.0212e-05
1.101e-07
d
yr
n .1750317866637139 3.422e-09 deg/d
Q 3.629766968422769 4.731e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      6679 days (18.29 yr)  
   first obs. used      2002-04-04  
   last obs. used      2020-07-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5557  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:35  

Additional Information
 Earth MOID = 1.74369 au 
 Jupiter MOID = 1.99338 au 
 T_jup = 3.109 
[ 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 14.96   n/a E2021B55  

186996 (2004 TK68)          Discovered 2004-Oct-05 by LONEOS at Anderson Mesa
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-21 20:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin