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72819 Brunet (2001 HX)
Classification: Main-belt Asteroid          SPK-ID: 2072819
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06611629202268325 4.5287e-08  
a 3.165414198771184 2.2069e-08 au
q 2.956128749232481 1.5171e-07 au
i 9.31758104832789 4.963e-06 deg
node 174.8219197781878 2.3863e-05 deg
peri 257.1703566106984 4.2487e-05 deg
M 333.1417487754633 3.4943e-05 deg
tp 2459353.968580809747
(2021-May-19.46858081)
0.00019963 TDB
period 2057.047148365182
5.63
2.1512e-05
5.89e-08
d
yr
n .1750081422713653 1.8302e-09 deg/d
Q 3.374699648309888 2.3528e-08 au
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      8111 days (22.21 yr)  
   first obs. used      1998-12-22  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48021  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:04:13  

Additional Information
 Earth MOID = 1.98775 au 
 Jupiter MOID = 1.84676 au 
 T_jup = 3.180 
[ 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 14.53   n/a E2021B10  
diameter diameter 7.454 km 0.140 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72819 Brunet           Discovered 2001 Apr. 18 at St.-Véran Observatory.
Following the Paris Obsevatory's 1974 decision to establish an observing station near Saint-Véran, Joseph Brunet (b. 1935) was one of the three people involved in the construction.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040928/MPCPages.arcLast Updated: 2004-09-28

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Alternate Designations
 2001 HX = 2000 EU160 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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