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 ]  
541397 (2011 GE77)
Classification: Main-belt Asteroid          SPK-ID: 2541397
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03822961074865538 6.1187e-08  
a 3.05134509844502 6.1124e-08 au
q 2.934693363071649 1.6876e-07 au
i 11.10992963159725 1.1578e-05 deg
node 40.83950056984523 4.0985e-05 deg
peri 241.4155518712523 0.00018032 deg
M 228.9812239138577 0.00017867 deg
tp 2459909.043398525672
(2022-Nov-25.54339853)
0.00097095 TDB
period 1946.863122133996
5.33
5.8499e-05
1.602e-07
d
yr
n .1849128456475136 5.5562e-09 deg/d
Q 3.16799683381839 6.3461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      4532 days (12.41 yr)  
   first obs. used      2008-10-20  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55493  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:18  

Additional Information
 Earth MOID = 1.93584 au 
 Jupiter MOID = 1.87724 au 
 T_jup = 3.207 
[ 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 16.48   .35925 MPCxxxxx autocmod 2.8

541397 (2011 GE77)          Discovered 2011-Mar-26 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13

[ 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-Jun-19 23:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin