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 ]  
541164 (2011 AR49)
Classification: Main-belt Asteroid          SPK-ID: 2541164
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .112175929487258 7.8322e-08  
a 2.852196997193909 5.0023e-08 au
q 2.532249147952916 2.52e-07 au
i 10.3614626494147 8.044e-06 deg
node 102.9689522732686 4.4446e-05 deg
peri 334.0962354812518 8.4447e-05 deg
M 53.20283183425919 6.6669e-05 deg
tp 2458940.484071977679
(2020-Mar-31.98407198)
0.00032371 TDB
period 1759.412626373764
4.82
4.6286e-05
1.267e-07
d
yr
n .2046137413154626 5.3829e-09 deg/d
Q 3.172144846434902 5.5634e-08 au
  Orbit Determination Parameters
   # obs. used (total)      65  
   data-arc span      3717 days (10.18 yr)  
   first obs. used      2011-01-13  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60435  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:06  

Additional Information
 Earth MOID = 1.55196 au 
 Jupiter MOID = 2.05355 au 
 T_jup = 3.272 
[ 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 17.77   n/a MPCxxxxx  

541164 (2011 AR49)          Discovered 2011-Jan-13 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-20 14:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin