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 ]  
245266 (2005 AF54)
Classification: Main-belt Asteroid          SPK-ID: 2245266
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1320262161288471 4.9732e-08  
a 3.087720464957596 2.615e-08 au
q 2.68006041550564 1.6085e-07 au
i 2.282833595728658 4.8511e-06 deg
node 43.36064224605345 0.00014211 deg
peri 77.6212625136868 0.00014433 deg
M 23.50141445609182 2.2161e-05 deg
tp 2459267.126033945443
(2021-Feb-21.62603395)
0.00012205 TDB
period 1981.779771879553
5.43
2.5175e-05
6.893e-08
d
yr
n .1816548968297168 2.3076e-09 deg/d
Q 3.495380514409551 2.9602e-08 au
  Orbit Determination Parameters
   # obs. used (total)      345  
   data-arc span      7704 days (21.09 yr)  
   first obs. used      2000-03-03  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55034  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 04:20:34  

Additional Information
 Earth MOID = 1.69762 au 
 Jupiter MOID = 1.58159 au 
 T_jup = 3.211 
[ 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 15.95   n/a E2021B55  
diameter diameter 3.256 km 0.986 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245266 (2005 AF54)          Discovered 2005-Jan-13 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ 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 2021-Jul-28 10:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin