Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
20017 Alixcatherine (1991 TF14)
Classification: Main-belt Asteroid          SPK-ID: 2020017
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1179740910009957 6.9574e-08  
a 2.549608773930256 2.0692e-08 AU
q 2.24882099641767 1.7196e-07 AU
i 5.505522920827967 6.4313e-06 deg
node 25.57267258402764 6.8827e-05 deg
peri 46.91902348296465 7.3568e-05 deg
M 195.3138278679353 2.9237e-05 deg
tp 2457680.741899490318
(2016-Oct-19.24189949)
0.0001238 JED
period 1486.992384643777
4.07
1.8102e-05
4.956e-08
d
yr
n .242099424124651 2.9472e-09 deg/d
Q 2.850396551442841 2.3133e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      760  
   data-arc span      13595 days (37.22 yr)  
   first obs. used      1977-03-15  
   last obs. used      2014-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55064  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:33:47  

Additional Information
 Earth MOID = 1.26699 AU 
 T_jup = 3.425 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3 mag n/a MPO263526  

20017 Alixcatherine           Discovered 1991 Oct. 2 by C. P. de Saint-Aignan at Palomar.
Alix Catherine de Saint-Aignan (b. 2002) is the eldest daughter of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20091202/MPCPages.arcLast Updated: 2010-04-12

[ show close-approach data ]
Alternate Designations
 1991 TF14 = 1977 EF4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Sep-23 10:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin