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4326 McNally (1982 HS1)
Classification: Main-belt Asteroid          SPK-ID: 2004326
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2157152418170566 1.8048e-08  
a 3.065852993424866 1.4777e-08 au
q 2.404501773572674 5.3797e-08 au
i 4.287245834957222 1.2203e-06 deg
node 109.9969482230659 7.7493e-06 deg
peri 153.2429434246488 1.1141e-05 deg
M 34.20885168130381 5.7207e-06 deg
tp 2459014.179169083528
(2020-Jun-13.67916908)
3.0723e-05 TDB
period 1960.764417198741
5.37
1.4176e-05
3.881e-08
d
yr
n .1836018630500834 1.3274e-09 deg/d
Q 3.727204213277058 1.7965e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2308  
   data-arc span      25716 days (70.41 yr)  
   first obs. used      1950-06-15  
   last obs. used      2020-11-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48034  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:12:39  

Additional Information
 Earth MOID = 1.38805 au 
 Jupiter MOID = 1.3683 au 
 T_jup = 3.192 
[ 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 12.70   n/a MPCxxxxx  
diameter diameter 16.002 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4326 McNally (1982 HS1)          Discovered 1982-Apr-28 by Bowell, E. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1982 HS1 = 1987 EA1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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