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 ]  
12075 Legg (1998 FX69)
Classification: Main-belt Asteroid          SPK-ID: 2012075
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1654846601010315 4.0202e-08  
a 2.459195329204356 9.1921e-09 au
q 2.052236226028929 9.7337e-08 au
i 3.958403761332132 4.4301e-06 deg
node 133.4375890231439 4.6807e-05 deg
peri 146.0459600784612 4.8065e-05 deg
M 201.9688052572541 1.064e-05 deg
tp 2459618.841346716227
(2022-Feb-08.34134672)
4.2805e-05 TDB
period 1408.600910600023
3.86
7.8977e-06
2.162e-08
d
yr
n .255572744054702 1.4329e-09 deg/d
Q 2.866154432379782 1.0713e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1632  
   data-arc span      10669 days (29.21 yr)  
   first obs. used      1991-08-06  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52908  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:55:23  

Additional Information
 Earth MOID = 1.03723 au 
 Jupiter MOID = 2.26856 au 
 T_jup = 3.469 
[ 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 14.4   n/a MPO313516  
diameter diameter 6.874 km 0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

12075 Legg           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Tiffany Amelia Legg (b. 1987) is a finalist in the 2002 Intel International Science and Engineering Fair for her earth and space sciences project. She attends the Duncan Senior High School, Duncan, Oklahoma, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020724/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1998 FX69 = 1991 PE16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-01 18:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin