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 ]  
172393 (2003 AK68)
Classification: Outer Main-belt Asteroid          SPK-ID: 2172393
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07327241099066473 5.7314e-08  
a 3.204954338983856 3.7653e-08 au
q 2.970119607451516 1.9656e-07 au
i 12.13453011299804 6.7526e-06 deg
node 72.85209604868334 2.7158e-05 deg
peri 46.65825214300347 5.4176e-05 deg
M 15.65359178011505 4.444e-05 deg
tp 2458909.373917626482
(2020-Feb-29.87391763)
0.00025876 TDB
period 2095.710052701103
5.74
3.6932e-05
1.011e-07
d
yr
n .171779488071838 3.0272e-09 deg/d
Q 3.439789070516195 4.0412e-08 au
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      6680 days (18.29 yr)  
   first obs. used      2001-10-20  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54902  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:47:55  

Additional Information
 Earth MOID = 2.00145 au 
 Jupiter MOID = 1.78753 au 
 T_jup = 3.154 
[ 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 15.1   n/a MPO417927  

172393 (2003 AK68)          Discovered 2003-Jan-08 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ 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-Aug-05 23:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin