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 ]  
134455 (1998 ST116)
Classification: Main-belt Asteroid          SPK-ID: 2134455
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2244474877144063 6.271e-08  
a 2.55667036357376 1.4553e-08 au
q 1.982832123555751 1.6602e-07 au
i 4.608815808436337 4.3353e-06 deg
node 243.4755160135002 7.7259e-05 deg
peri 104.767327765051 7.8506e-05 deg
M 173.6813072688545 1.7805e-05 deg
tp 2458480.120888589874
(2018-Dec-27.62088859)
6.9123e-05 TDB
period 1493.174390414962
4.09
1.2749e-05
3.49e-08
d
yr
n .2410970897377592 2.0586e-09 deg/d
Q 3.130508603591768 1.782e-08 au
  Orbit Determination Parameters
   # obs. used (total)      617  
   data-arc span      8213 days (22.49 yr)  
   first obs. used      1998-09-17  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56014  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:08:27  

Additional Information
 Earth MOID = .980867 au 
 Jupiter MOID = 2.33182 au 
 T_jup = 3.397 
[ 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 15.54   n/a E2021B55  
diameter diameter 1.923 km 0.332 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.301   0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134455 (1998 ST116)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-16 00:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin