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 ]  
15565 Benjaminsteele (2000 GM49)
Classification: Main-belt Asteroid          SPK-ID: 2015565
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0903880510188996 4.4503e-08  
a 2.859992474941156 1.5661e-08 au
q 2.601483329202506 1.2881e-07 au
i .761872220188315 4.1482e-06 deg
node 272.4520439788783 0.00040122 deg
peri 55.81959792998318 0.00040199 deg
M 346.1578539780578 2.5343e-05 deg
tp 2459268.427665318524
(2021-Feb-22.92766532)
0.00012451 TDB
period 1766.630656540164
4.84
1.4511e-05
3.973e-08
d
yr
n .2037777385257412 1.6738e-09 deg/d
Q 3.118501620679806 1.7077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1155  
   data-arc span      10128 days (27.73 yr)  
   first obs. used      1992-11-16  
   last obs. used      2020-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60171  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:02:43  

Additional Information
 Earth MOID = 1.58819 au 
 Jupiter MOID = 2.15802 au 
 T_jup = 3.296 
[ 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 14.43   n/a E2021B10  
diameter diameter 3.706 km 0.481 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.269   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15565 Benjaminsteele           Discovered 2000 Apr. 5 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Benjamin C. Steele for achievement as a finalist in the 2001 Discovery Young Scientist Challenge (DYSC), a middle school science competition. Benjamin is a student at the Medea Creek Middle School, Agoura, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20011002/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 2000 GM49 = 1997 WB28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-25 08:17 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin