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 ]  
46684 (1997 AX8)
Classification: Main-belt Asteroid          SPK-ID: 2046684
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1467286722445288 4.3257e-08  
a 2.251119221117358 7.9432e-09 au
q 1.92081548673867 9.649e-08 au
i 4.952695310541424 3.5963e-06 deg
node 136.061664076495 6.0406e-05 deg
peri 218.9672489760368 6.2337e-05 deg
M 92.77667336067643 1.4822e-05 deg
tp 2458682.569299728674
(2019-Jul-18.06929973)
5.0889e-05 TDB
period 1233.661953503381
3.38
6.5296e-06
1.788e-08
d
yr
n .2918141383688326 1.5445e-09 deg/d
Q 2.581422955496046 9.1087e-09 au
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      8425 days (23.07 yr)  
   first obs. used      1997-01-02  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48357  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:32:47  

Additional Information
 Earth MOID = .918475 au 
 Jupiter MOID = 2.84485 au 
 T_jup = 3.608 
[ 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 16.1   n/a MPO257184  
diameter diameter 1.784 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.242   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46684 (1997 AX8)          Discovered 1997-Jan-02 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 AX8 = 2000 AO80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-08 03:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin