Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
162003 (1991 TG)
Classification: Main-belt Asteroid          SPK-ID: 2162003
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2809686804307345 1.1554e-07  
a 2.615943234841896 3.5887e-08 AU
q 1.880945116066661 3.1104e-07 AU
i 31.95765046219279 1.4262e-05 deg
node 185.2195526912004 1.5232e-05 deg
peri 208.6128930971475 2.5547e-05 deg
M 160.8660346014296 2.0226e-05 deg
tp 2456309.937873375095
(2013-Jan-17.43787338)
8.1153e-05 JED
period 1545.399973343761
4.23
3.1801e-05
8.707e-08
d
yr
n .2329494022321437 4.7936e-09 deg/d
Q 3.350941353617131 4.597e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      279  
   data-arc span      8215 days (22.49 yr)  
   first obs. used      1991-10-01  
   last obs. used      2014-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60193  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-11 10:55:00  

Additional Information
 Earth MOID = .912408 AU 
 T_jup = 3.144 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9 mag n/a MPO251339  

162003 (1991 TG)          Discovered 1991-Oct-01 by McNaught, R. H. at Siding Spring (413)
Reference: 20070926/Numbers.arcLast Updated: 2007-09-30

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Nov-28 12:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin