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72832 (2001 HW14)
Classification: Main-belt Asteroid          SPK-ID: 2072832
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04448529815670998 3.6268e-08  
a 2.786171149146135 1.6865e-08 au
q 2.662227494860746 1.0801e-07 au
i 4.52218038578751 5.3316e-06 deg
node 17.4936558570115 4.9361e-05 deg
peri 277.9438462399243 7.9207e-05 deg
M 344.8667627430751 6.1672e-05 deg
tp 2459271.906780603763
(2021-Feb-26.40678060)
0.00029096 TDB
period 1698.67428765723
4.65
1.5423e-05
4.223e-08
d
yr
n .2119299754024671 1.9243e-09 deg/d
Q 2.910114803431524 1.7615e-08 au
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      10731 days (29.38 yr)  
   first obs. used      1991-02-05  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56464  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:04:18  

Additional Information
 Earth MOID = 1.64929 au 
 Jupiter MOID = 2.17423 au 
 T_jup = 3.325 
[ 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 15.79   n/a E2021B10  
diameter diameter 5.444 km 0.396 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.029   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72832 (2001 HW14)          Discovered 2001-Apr-23 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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