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 ]  
66115 (1998 ST68)
Classification: Main-belt Asteroid          SPK-ID: 2066115
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1449584333725413 5.4336e-08  
a 3.114426405847213 2.53e-08 au
q 2.662964033201527 1.5988e-07 au
i 17.17127641413022 5.2172e-06 deg
node 298.4969976510573 1.3159e-05 deg
peri 347.0836092267297 2.1121e-05 deg
M 71.6337912997171 1.6339e-05 deg
tp 2458801.032940449316
(2019-Nov-13.53294045)
8.9127e-05 TDB
period 2007.546143084208
5.50
2.4462e-05
6.697e-08
d
yr
n .179323399982692 2.1851e-09 deg/d
Q 3.5658887784929 2.8967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1045  
   data-arc span      8210 days (22.48 yr)  
   first obs. used      1998-08-19  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46405  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:19:36  

Additional Information
 Earth MOID = 1.64727 au 
 Jupiter MOID = 1.66519 au 
 T_jup = 3.133 
[ 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 14.13   n/a E2021B10  

66115 (1998 ST68)          Discovered 1998-Sep-19 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 ST68 = 2001 DX37 
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 18:00 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin