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 ]  
461081 (2015 AJ49)
Classification: Main-belt Asteroid          SPK-ID: 2461081
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1217451305140607 8.4206e-08  
a 3.071669596741348 5.7964e-08 au
q 2.69770878079 2.8746e-07 au
i 18.38526886715773 6.1479e-06 deg
node 100.704215740821 2.7772e-05 deg
peri 319.3422224787915 5.1208e-05 deg
M 359.6490168489966 4.1977e-05 deg
tp 2459002.417096363408
(2020-Jun-01.91709636)
0.0002293 TDB
period 1966.347070660423
5.38
5.5659e-05
1.524e-07
d
yr
n .1830805992347472 5.1823e-09 deg/d
Q 3.445630412692696 6.5021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      6764 days (18.52 yr)  
   first obs. used      2001-05-23  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60008  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 23:31:56  

Additional Information
 Earth MOID = 1.73679 au 
 Jupiter MOID = 1.86719 au 
 T_jup = 3.141 
[ 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 15.8   n/a MPO456230  
diameter diameter 3.321 km 0.187 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

461081 (2015 AJ49)          Discovered 2010-Jan-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-02-25

[ show close-approach data ]
Alternate Designations
 2015 AJ49 = 2010 EK26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-15 05:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin