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 ]  
216218 (2006 US98)
Classification: Main-belt Asteroid          SPK-ID: 2216218
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1841493611330191 5.3183e-08  
a 2.845893010898853 2.3994e-08 au
q 2.321823631088905 1.4468e-07 au
i 5.9366698196772 5.01e-06 deg
node 85.8000711566106 4.8266e-05 deg
peri 164.7053381797791 4.9993e-05 deg
M 118.5475172290149 1.2618e-05 deg
tp 2458623.047530962989
(2019-May-19.54753096)
5.9929e-05 TDB
period 1753.582813984433
4.80
2.2177e-05
6.072e-08
d
yr
n .2052939827700637 2.5963e-09 deg/d
Q 3.369962390708801 2.8413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      370  
   data-arc span      6109 days (16.73 yr)  
   first obs. used      2004-03-15  
   last obs. used      2020-12-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58614  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:53:57  

Additional Information
 Earth MOID = 1.30662 au 
 Jupiter MOID = 1.67476 au 
 T_jup = 3.274 
[ 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 16.01   n/a MPCxxxxx  
diameter diameter 2.618 km 0.362 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.123   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216218 (2006 US98)          Discovered 2006-Oct-18 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2006 US98 = 2004 EP85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-22 06:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin