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72869 (2001 HE62)
Classification: Main-belt Asteroid          SPK-ID: 2072869
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1526580256426444 4.0309e-08  
a 3.194479145727771 1.7138e-08 au
q 2.706816266384368 1.2506e-07 au
i 6.001529014327106 3.7126e-06 deg
node 308.775987111734 3.9283e-05 deg
peri 346.1223008724512 4.1486e-05 deg
M 94.83282793179492 1.3095e-05 deg
tp 2458651.142935725837
(2019-Jun-16.64293573)
7.5289e-05 TDB
period 2085.443906417474
5.71
1.6783e-05
4.595e-08
d
yr
n .172625117794913 1.3892e-09 deg/d
Q 3.682142025071174 1.9755e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1097  
   data-arc span      7647 days (20.94 yr)  
   first obs. used      2000-02-02  
   last obs. used      2021-01-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53798  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:04:30  

Additional Information
 Earth MOID = 1.68936 au 
 Jupiter MOID = 1.53765 au 
 T_jup = 3.169 
[ 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 14.17   n/a E2021B10  
diameter diameter 8.365 km 0.444 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72869 (2001 HE62)          Discovered 2001-Apr-26 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HE62 = 2000 DZ21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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