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 ]  
13171 (1996 AA)
Classification: Main-belt Asteroid          SPK-ID: 2013171
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0581566940230225 3.8434e-08  
a 2.378803628840823 8.5828e-09 au
q 2.240460274057472 9.1388e-08 au
i 5.860197871600526 4.1719e-06 deg
node 294.0642218676473 3.6341e-05 deg
peri 207.5653372858802 4.9673e-05 deg
M 210.7846877243149 3.265e-05 deg
tp 2459555.952859337305
(2021-Dec-07.45285934)
0.00012174 TDB
period 1340.097248142904
3.67
7.2527e-06
1.986e-08
d
yr
n .2686372205441695 1.4539e-09 deg/d
Q 2.517146983624175 9.082e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1420  
   data-arc span      10661 days (29.19 yr)  
   first obs. used      1989-03-07  
   last obs. used      2018-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50879  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:20:52  

Additional Information
 Earth MOID = 1.25545 au 
 Jupiter MOID = 2.5011 au 
 T_jup = 3.530 
[ 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 14.3   n/a MPO344409  

13171 (1996 AA)          Discovered 1996-Jan-01 by Kobayashi, T. at Oizumi
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2175-Apr-04 11:52 00:07 Amphi 0.0181086669213538 0.0180854841578132 0.0181318524736547 2.34330143396972 2.34330129849495 2515555.994113119 7.29433606000482 1207.28720243503 22.9498412161946 -17.0373023871266 34596.1088937491 T 21 CATAB v2.0e-lin.ifort 2019-Jul-12 19:21:00 2019-Jul-12 19:21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-06 22:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin