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 ]  
146617 (2001 TJ222)
Classification: Main-belt Asteroid          SPK-ID: 2146617
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03482017245231262 5.208e-08  
a 2.806289626099145 2.4675e-08 au
q 2.708574137367237 1.5505e-07 au
i 5.796219154384177 5.5432e-06 deg
node 1.151840221960841 4.878e-05 deg
peri 21.60369448875615 9.2466e-05 deg
M .5130465748559089 7.9332e-05 deg
tp 2458998.052901476923
(2020-May-28.55290148)
0.00037839 TDB
period 1717.10622676944
4.70
2.2647e-05
6.2e-08
d
yr
n .2096550547587863 2.7651e-09 deg/d
Q 2.904005114831054 2.5534e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      6593 days (18.05 yr)  
   first obs. used      2001-10-14  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53364  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:00:13  

Additional Information
 Earth MOID = 1.71098 au 
 Jupiter MOID = 2.24579 au 
 T_jup = 3.315 
[ 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 15.7   n/a MPO417788  

146617 (2001 TJ222)          Discovered 2001-Oct-14 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-28 08:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin