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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09041190245623029 4.49e-08  
a 2.856619433950072 1.5446e-08 au
q 2.598347036333206 1.2942e-07 au
i .7628037439399808 4.1613e-06 deg
node 272.4787677378523 0.00040485 deg
peri 56.80687492598932 0.00040562 deg
M 222.8170442057466 2.5257e-05 deg
tp 2459272.508338318294
(2021-Feb-27.00833832)
0.00012496 TDB
period 1763.506263543564
4.83
1.4303e-05
3.916e-08
d
yr
n .2041387702681709 1.6557e-09 deg/d
Q 3.114891831566937 1.6842e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1134  
   data-arc span      9662 days (26.45 yr)  
   first obs. used      1992-11-16  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60372  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:32:48  

Additional Information
 Earth MOID = 1.58631 au 
 Jupiter MOID = 2.1649 au 
 T_jup = 3.297 
[ 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 14.5   n/a MPO473976  
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 ]
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