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 ]  
58187 (1991 TD)
Classification: Main-belt Asteroid          SPK-ID: 2058187
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1995539550308481 1.0523e-07  
a 2.644501901463944 2.8053e-08 au
q 2.116781087940216 2.7002e-07 au
i 14.47757489906199 9.294e-06 deg
node 42.77266285885455 2.9914e-05 deg
peri 319.1564184726578 3.5618e-05 deg
M 223.6273242679162 2.5605e-05 deg
tp 2457995.530343789981
(2017-Aug-30.03034379)
0.000117 JED
period 1570.775982904592
4.30
2.4994e-05
6.843e-08
d
yr
n .2291860863153179 3.6468e-09 deg/d
Q 3.172222714987672 3.3651e-08 au
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      8679 days (23.76 yr)  
   first obs. used      1991-10-01  
   last obs. used      2015-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60204  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 16:09:20  

Additional Information
 Earth MOID = 1.13588 au 
 Jupiter MOID = 2.33807 au 
 T_jup = 3.320 
[ 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 14.7 mag n/a MPO280099  

58187 (1991 TD)          Discovered 1991-Oct-01 by McNaught, R. H. at Siding Spring
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 TD = 2000 TX33 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-07 10:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin