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 ]  
227587 (2006 AC18)
Classification: Main-belt Asteroid          SPK-ID: 2227587
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03961359393505871 8.752e-08  
a 2.847187253308562 3.6328e-08 au
q 2.734399933598922 2.6565e-07 au
i 11.50865609647641 7.4566e-06 deg
node 301.3557417770855 3.4004e-05 deg
peri 10.58855215123115 0.00014217 deg
M 214.235613313783 0.00013947 deg
tp 2459911.011974727934
(2022-Nov-27.51197473)
0.00067336 TDB
period 1754.779179722934
4.80
3.3584e-05
9.195e-08
d
yr
n .205154018328871 3.9264e-09 deg/d
Q 2.959974573018203 3.7767e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      7796 days (21.34 yr)  
   first obs. used      1999-10-15  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54965  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:21  

Additional Information
 Earth MOID = 1.71823 au 
 Jupiter MOID = 2.24832 au 
 T_jup = 3.276 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO454635  
diameter diameter 4.591 km 0.294 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227587 (2006 AC18)          Discovered 2006-Jan-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-17 13:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin