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72842 (2001 HY32)
Classification: Main-belt Asteroid          SPK-ID: 2072842
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09216774273460925 4.855e-08  
a 3.165980100808553 2.4758e-08 au
q 2.874178861374338 1.5521e-07 au
i 5.87835011618716 5.1083e-06 deg
node 29.7056523444273 3.8488e-05 deg
peri 137.0090312942745 4.4624e-05 deg
M 215.1452748940463 2.4687e-05 deg
tp 2460028.424746344844
(2023-Mar-24.92474634)
0.00014616 TDB
period 2057.598800909902
5.63
2.4136e-05
6.608e-08
d
yr
n .1749612217118334 2.0523e-09 deg/d
Q 3.457781340242768 2.704e-08 au
  Orbit Determination Parameters
   # obs. used (total)      981  
   data-arc span      8121 days (22.23 yr)  
   first obs. used      1998-11-18  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53818  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:04:22  

Additional Information
 Earth MOID = 1.88373 au 
 Jupiter MOID = 1.51537 au 
 T_jup = 3.189 
[ 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 14.2   n/a MPO400687  
diameter diameter 8.381 km 0.563 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72842 (2001 HY32)          Discovered 2001-Apr-27 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HY32 = 2000 AC35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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