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 ]  
20004 Audrey-Lucienne (1991 GS6)
Classification: Main-belt Asteroid          SPK-ID: 2020004
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09559363816385344 4.1341e-08  
a 2.261941622361106 8.3318e-09 au
q 2.045714393365358 9.5091e-08 au
i 9.832775639280554 5.578e-06 deg
node 23.35814062898852 2.2005e-05 deg
peri 45.58764562605266 3.5198e-05 deg
M 328.5268180147602 2.888e-05 deg
tp 2459109.132223123770
(2020-Sep-16.63222312)
9.9942e-05 TDB
period 1242.569001853631
3.40
6.8655e-06
1.88e-08
d
yr
n .2897223409428061 1.6008e-09 deg/d
Q 2.478168851356852 9.1283e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1466  
   data-arc span      10417 days (28.52 yr)  
   first obs. used      1991-04-08  
   last obs. used      2019-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48567  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:21:33  

Additional Information
 Earth MOID = 1.07025 au 
 Jupiter MOID = 2.76719 au 
 T_jup = 3.594 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO395195  

20004 Audrey-Lucienne           Discovered 1991 Apr. 8 by E. W. Elst at the European Southern Observatory.
Audrey Lucienne Van Landeghem (b. 1984) was the last visitor during the event "Space for you" during 2001 Nov. 10--11 at the Royal Observatory at Uccle. She is planning to study astrophysics.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020624/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1991 GS6 = 1998 KU14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-03 15:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin