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 ]  
100703 (1998 AL3)
Classification: Main-belt Asteroid          SPK-ID: 2100703
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2058475976443023 3.3827e-08  
a 2.805895587574222 1.2993e-08 au
q 2.22830872163132 9.9457e-08 au
i 9.017939241878379 3.5106e-06 deg
node 114.6054278942764 2.7848e-05 deg
peri 328.158032736274 3.0025e-05 deg
M 340.2275339190914 1.0216e-05 deg
tp 2459294.789650176598
(2021-Mar-21.28965018)		 4.8823e-05 TDB
period 1716.744584346536
4.70		 1.1925e-05
3.265e-08		 d
yr
n .209699219838827 1.4566e-09 deg/d
Q 3.383482453517124 1.5668e-08 au
   Orbit Determination Parameters
   # obs. used (total)      808  
   data-arc span      8407 days (23.02 yr)  
   first obs. used      1998-01-05  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53644  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:25:58  

Additional Information
 Earth MOID = 1.24979 au 
 Jupiter MOID = 1.86665 au 
 T_jup = 3.274 
[ 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 15.48   n/a E2021B55  

100703 (1998 AL3)          Discovered 1998-Jan-05 by Sato, N. at Chichibu
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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 2021-Mar-09 05:26 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin