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 ]  
146610 (2001 TB203)
Classification: Main-belt Asteroid          SPK-ID: 2146610
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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1400413908621094 4.1102e-08  
a 2.763939051204273 1.8087e-08 au
q 2.376873182215527 1.1725e-07 au
i 14.1015808772583 5.2234e-06 deg
node 74.58257803692226 2.0865e-05 deg
peri 22.19642623896166 3.0612e-05 deg
M 320.0874050928389 2.2612e-05 deg
tp 2459186.579522672587
(2020-Dec-03.07952267)
0.00010626 TDB
period 1678.383185005905
4.60
1.6475e-05
4.511e-08
d
yr
n .2144921393494141 2.1054e-09 deg/d
Q 3.151004920193019 2.062e-08 au
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      6956 days (19.04 yr)  
   first obs. used      2001-10-11  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54592  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:26:24  

Additional Information
 Earth MOID = 1.39893 au 
 Jupiter MOID = 2.09835 au 
 T_jup = 3.282 
[ 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 15.4   n/a MPO493834  

146610 (2001 TB203)          Discovered 2001-Oct-11 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 TB203 = 2003 ET57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-23 23:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin