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 ]  
193563 (2001 AO12)
Classification: Main-belt Asteroid          SPK-ID: 2193563
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1605377242231904 5.4288e-08  
a 2.678969995208859 1.9258e-08 au
q 2.248894248915817 1.4728e-07 au
i 10.69121647412586 5.094e-06 deg
node 283.1469433725858 3.9287e-05 deg
peri 154.9572296345407 4.6542e-05 deg
M 182.7781429551563 2.3651e-05 deg
tp 2459788.933344809929
(2022-Jul-28.43334481)
0.00010838 TDB
period 1601.585768620816
4.38
1.727e-05
4.728e-08
d
yr
n .2247772220840906 2.4238e-09 deg/d
Q 3.1090457415019 2.235e-08 au
  Orbit Determination Parameters
   # obs. used (total)      481  
   data-arc span      7206 days (19.73 yr)  
   first obs. used      1999-09-09  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49982  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:05:24  

Additional Information
 Earth MOID = 1.26947 au 
 Jupiter MOID = 2.1365 au 
 T_jup = 3.334 
[ 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 15.2   n/a MPO345411  
diameter diameter 5.397 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193563 (2001 AO12)          Discovered 2001-Jan-02 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-05 19:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin