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 ]  
257559 (1998 TL19)
Classification: Main-belt Asteroid          SPK-ID: 2257559
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1111659460120904 2.2919e-07  
a 3.192155288140039 1.4536e-07 AU
q 2.837296325716454 6.449e-07 AU
i 13.93947597448578 1.8712e-05 deg
node 231.0702308286897 5.2014e-05 deg
peri 182.1604766051994 0.00010092 deg
M 243.3411289189493 0.0001055 deg
tp 2457475.555858798645
(2016-Mar-28.05585880)
0.00064921 JED
period 2083.168703035621
5.70
0.00014229
3.896e-07
d
yr
n .1728136561745591 1.1804e-08 deg/d
Q 3.547014250563623 1.6152e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      5349 days (14.64 yr)  
   first obs. used      1998-10-12  
   last obs. used      2013-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53753  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-09 13:44:19  

Additional Information
 Earth MOID = 1.84729 AU 
 T_jup = 3.141 
[ 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 15.2 mag n/a MPO264657  

257559 (1998 TL19)          Discovered 1998-Oct-15 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

[ show close-approach data ]
Alternate Designations
 1998 TL19 = 2004 TL322 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Apr-23 11:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin