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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1105970142007932 1.108e-07  
a 3.190493628932897 4.6196e-08 au
q 2.837634559746265 3.5088e-07 au
i 13.94199551802782 1.2133e-05 deg
node 231.0497613568821 3.8882e-05 deg
peri 182.241929206145 5.9176e-05 deg
M 21.53786462049447 4.4843e-05 deg
tp 2457475.966730136881
(2016-Mar-28.46673014)
0.00025886 JED
period 2081.542341391763
5.70
4.5209e-05
1.238e-07
d
yr
n .1729486798521217 3.7563e-09 deg/d
Q 3.543352698119529 5.1305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      217  
   data-arc span      6268 days (17.16 yr)  
   first obs. used      1998-10-12  
   last obs. used      2015-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60863  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-26 11:34:24  

Additional Information
 Earth MOID = 1.8472 au 
 Jupiter MOID = 1.8343 au 
 T_jup = 3.142 
[ 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 15.3 mag n/a MPO360325  

257559 (1998 TL19)          Discovered 1998-Oct-15 by Beijing Schmidt CCD Asteroid Program at Xinglong
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 2016-May-02 19:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin