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 ]  
379732 (2011 GY54)
Classification: Main-belt Asteroid          SPK-ID: 2379732
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09126116659778866 4.766e-08  
a 2.539278641168537 2.7393e-08 au
q 2.307541110058649 1.2591e-07 au
i 14.17208779847595 5.3461e-06 deg
node 112.5309871988166 3.4317e-05 deg
peri 22.06359332157029 6.078e-05 deg
M 53.96080599535338 5.1555e-05 deg
tp 2458378.966252797080
(2018-Sep-17.46625280)
0.00021112 TDB
period 1477.964376586937
4.05
2.3916e-05
6.548e-08
d
yr
n .243578265960204 3.9414e-09 deg/d
Q 2.771016172278426 2.9893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      6384 days (17.48 yr)  
   first obs. used      2002-01-08  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64648  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:57:34  

Additional Information
 Earth MOID = 1.32807 au 
 Jupiter MOID = 2.30696 au 
 T_jup = 3.398 
[ 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 16.5   n/a MPO437556  

379732 (2011 GY54)          Discovered 2002-Jan-08 by ADAS at Cima Ekar
Reference: Last Updated: 2013-11-20

Alternate Designations
 2011 GY54 = 2002 AF18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-14 09:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin