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11719 Hicklen (1998 HT98)
Classification: Main-belt Asteroid          SPK-ID: 2011719
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03805413660553335 4.111e-08  
a 2.77153917828009 1.3599e-08 au
q 2.666070647782232 1.1785e-07 au
i 1.864628544481188 3.9834e-06 deg
node 63.07394976342977 0.00012301 deg
peri 120.2753719085185 0.00013411 deg
M 318.2426571344632 5.438e-05 deg
tp 2459195.983593913115
(2020-Dec-12.48359391)
0.00025505 TDB
period 1685.310629925229
4.61
1.2404e-05
3.396e-08
d
yr
n .2136104725192245 1.5722e-09 deg/d
Q 2.877007708777948 1.4116e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1647  
   data-arc span      10817 days (29.62 yr)  
   first obs. used      1990-09-14  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5282  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:35:55  

Additional Information
 Earth MOID = 1.66789 au 
 Jupiter MOID = 2.07877 au 
 T_jup = 3.335 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0   n/a MPO337357  
diameter diameter 4.948 km 0.345 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 20.553 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.199   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11719 Hicklen           Discovered 1998 Apr. 21 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Rachel Scarlett Hicklen (b. 1984) is a finalist in the 2002 Intel International Science and Engineering Fair for her environmental science project. She attends the Blackman High School, Murfreesboro, Tennessee, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020724/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1998 HT98 = 1990 RT7 = 1994 NB10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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