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100836 (1998 HF14)
Classification: Main-belt Asteroid          SPK-ID: 2100836
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1338601329084834 4.5182e-08  
a 3.094546449591109 2.4628e-08 au
q 2.680310050557367 1.5091e-07 au
i 5.863091909063585 4.2864e-06 deg
node 113.8271907090303 6.2897e-05 deg
peri 187.978667822102 6.7751e-05 deg
M 298.4363536472672 2.5518e-05 deg
tp 2459340.528852393267
(2021-May-06.02885239)		 0.00014095 TDB
period 1988.355045771947
5.44		 2.3737e-05
6.499e-08		 d
yr
n .1810541838418177 2.1614e-09 deg/d
Q 3.50878284862485 2.7925e-08 au
   Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      10749 days (29.43 yr)  
   first obs. used      1991-01-12  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58056  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:13:27  

Additional Information
 Earth MOID = 1.66497 au 
 Jupiter MOID = 1.71289 au 
 T_jup = 3.202 
[ 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 14.7   n/a MPO432535  
diameter diameter 6.196 km 0.189 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100836 (1998 HF14)          Discovered 1998-Apr-22 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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