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 ]  
523898 (1997 AN11)
Classification: Main-belt Asteroid          SPK-ID: 2523898
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1650446861377882 9.6925e-08  
a 2.682532257190948 2.6921e-08 au
q 2.239794562748375 2.5615e-07 au
i 3.825907322229724 7.7254e-06 deg
node 272.42310828 0.00015694 deg
peri 233.9450923100135 0.00016105 deg
M 11.02606110623163 3.1701e-05 deg
tp 2458551.348842410014
(2019-Mar-08.84884241)
0.00014118 TDB
period 1604.781305120327
4.39
2.4158e-05
6.614e-08
d
yr
n .2243296322379622 3.377e-09 deg/d
Q 3.125269951633521 3.1364e-08 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      8126 days (22.25 yr)  
   first obs. used      1997-01-03  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53879  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:46:49  

Additional Information
 Earth MOID = 1.25485 au 
 Jupiter MOID = 1.91036 au 
 T_jup = 3.353 
[ 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 17.3   .26215 MPO457185 autocmod 2.6n

523898 (1997 AN11)          Discovered 1997-Jan-03 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29

[ 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-Jan-21 00:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin