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JPL Small-Body Database Browser
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97472 Hobby (2000 CB41)
Classification: Main-belt Asteroid          SPK-ID: 2097472
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1747230863368999 6.7027e-08  
a 3.147361103114868 3.0463e-08 au
q 2.597444457361929 2.0731e-07 au
i 9.749578705152873 7.8473e-06 deg
node 323.3260402967706 2.8943e-05 deg
peri 185.6893139908319 3.2615e-05 deg
M 221.8428034079985 1.5439e-05 deg
tp 2459783.189122441745
(2022-Jul-22.68912244)
9.3505e-05 TDB
period 2039.474533571573
5.58
2.9609e-05
8.107e-08
d
yr
n .1765160555202226 2.5627e-09 deg/d
Q 3.697277748867807 3.5785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      11124 days (30.46 yr)  
   first obs. used      1989-03-08  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55173  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:02:39  

Additional Information
 Earth MOID = 1.60919 au 
 Jupiter MOID = 1.32787 au 
 T_jup = 3.163 
[ 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 15.5   n/a MPO474852  
diameter diameter 5.284 km 0.300 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97472 Hobby           Discovered 2000 Feb. 6 at Needville.
The Hobby Foundation supports museums and educational organizations throughout Texas. Ten thousand schoolchildren and members of the public a year view the wonders of the heavens through the Hobby telescope at the Houston Museum of Natural Science's George Observatory.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20091202/MPCPages.arcLast Updated: 2010-04-12

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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