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 ]  
46997 (1998 TL29)
Classification: Main-belt Asteroid          SPK-ID: 2046997
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1253366876534749 3.4862e-08  
a 3.070610618872161 2.1796e-08 au
q 2.685750454829138 1.0794e-07 au
i 9.41001086378529 6.0273e-06 deg
node 221.2297450980325 2.8057e-05 deg
peri 72.07637834333121 3.9298e-05 deg
M 95.17428663292652 2.5612e-05 deg
tp 2458480.919698478472
(2018-Dec-28.41969848)
0.00014061 TDB
period 1965.330292090035
5.38
2.0925e-05
5.729e-08
d
yr
n .1831753173748506 1.9503e-09 deg/d
Q 3.455470782915184 2.4528e-08 au
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      21591 days (59.11 yr)  
   first obs. used      1960-10-25  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52139  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:59:27  

Additional Information
 Earth MOID = 1.68893 au 
 Jupiter MOID = 1.75509 au 
 T_jup = 3.198 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO432028  
diameter diameter 4.950 km 0.952 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.125   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46997 (1998 TL29)          Discovered 1998-Oct-15 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 TL29 = 2001 FU135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-09 03:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin