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 ]  
227031 (2005 AW22)
Classification: Main-belt Asteroid          SPK-ID: 2227031
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1869653729137214 1.0249e-07  
a 3.121298232018538 3.3478e-08 au
q 2.537723544094252 3.3813e-07 au
i 10.41135287908037 5.7169e-06 deg
node 324.371656774822 3.4508e-05 deg
peri 138.0447493171842 4.1242e-05 deg
M 322.9806991910049 1.7714e-05 deg
tp 2459407.622384625992
(2021-Jul-12.12238463)
9.9799e-05 TDB
period 2014.194132138747
5.51
3.2405e-05
8.872e-08
d
yr
n .1787315305192248 2.8755e-09 deg/d
Q 3.704872919942823 3.9737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      293  
   data-arc span      9864 days (27.01 yr)  
   first obs. used      1994-01-08  
   last obs. used      2021-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49612  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:10:32  

Additional Information
 Earth MOID = 1.56528 au 
 Jupiter MOID = 1.47387 au 
 T_jup = 3.164 
[ 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 15.67   n/a E2021B55  
diameter diameter 3.280 km 0.859 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227031 (2005 AW22)          Discovered 2005-Jan-07 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2005 AW22 = 2000 DK1 
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-13 12:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin