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 ]  
324176 (2006 AN20)
Classification: Main-belt Asteroid          SPK-ID: 2324176
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2002380918263823 7.0762e-08  
a 3.107673091256004 5.3123e-08 au
q 2.485398561442707 2.407e-07 au
i 25.15274427467196 1.572e-05 deg
node 312.3311567492229 1.3882e-05 deg
peri 249.6418138544637 4.6714e-05 deg
M 163.7962363418749 4.6407e-05 deg
tp 2458090.056844025991
(2017-Dec-02.55684403)
0.0002416 TDB
period 2001.019946920788
5.48
5.1308e-05
1.405e-07
d
yr
n .1799082515663952 4.613e-09 deg/d
Q 3.729947621069302 6.376e-08 au
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      6824 days (18.68 yr)  
   first obs. used      2001-01-25  
   last obs. used      2019-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49621  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 09:08:59  

Additional Information
 Earth MOID = 1.60103 au 
 Jupiter MOID = 1.72502 au 
 T_jup = 3.045 
[ 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 MPO440497  
diameter diameter 4.830 km 1.399 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

324176 (2006 AN20)          Discovered 2006-Jan-05 by CSS at Catalina
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

[ 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 2020-Feb-20 11:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin