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 ]  
447930 (2008 AS22)
Classification: Main-belt Asteroid          SPK-ID: 2447930
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03651267467035409 9.9191e-08  
a 2.770167671701965 5.8886e-08 au
q 2.669021440722779 2.7312e-07 au
i 4.704579685664822 8.5278e-06 deg
node 105.9612924865304 0.00013354 deg
peri 70.3761984136712 0.00019029 deg
M 123.8757646326862 0.00013623 deg
tp 2458021.016119983275
(2017-Sep-24.51611998)
0.00063018 TDB
period 1684.059811252018
4.61
5.3697e-05
1.47e-07
d
yr
n .2137691295728726 6.8162e-09 deg/d
Q 2.871313902681151 6.1036e-08 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      3800 days (10.40 yr)  
   first obs. used      2008-01-10  
   last obs. used      2018-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59962  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:29:20  

Additional Information
 Earth MOID = 1.67796 au 
 Jupiter MOID = 2.09933 au 
 T_jup = 3.332 
[ 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 17.4   n/a MPO456123  

447930 (2008 AS22)          Discovered 2008-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin