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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
215218 (2000 UH20)
Classification: Main-belt Asteroid          SPK-ID: 2215218
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1820362359048652 1.0256e-07  
a 3.05454557634881 2.7362e-08 au
q 2.498507597230415 3.0676e-07 au
i 1.130987853308061 5.503e-06 deg
node 139.1194770923972 0.00040174 deg
peri 225.2716261355629 0.00040209 deg
M 188.2145444534675 1.579e-05 deg
tp 2459530.969691622255
(2021-Nov-12.46969162)
9.0614e-05 TDB
period 1949.926947647073
5.34
2.6201e-05
7.173e-08
d
yr
n .1846223010735878 2.4807e-09 deg/d
Q 3.610583555467203 3.2343e-08 au
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      6750 days (18.48 yr)  
   first obs. used      2000-10-19  
   last obs. used      2019-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5177  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:36:53  

Additional Information
 Earth MOID = 1.49579 au 
 Jupiter MOID = 1.84461 au 
 T_jup = 3.210 
[ 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 15.5   n/a MPO433408  
diameter diameter 4.179 km 0.395 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215218 (2000 UH20)          Discovered 2000-Oct-24 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2000 UH20 = 2002 CC178 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin