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17933 Haraguchi (1999 GM36)
Classification: Main-belt Asteroid          SPK-ID: 2017933
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .149482987741561 2.6366e-08  
a 2.231019414274725 6.4041e-09 au
q 1.897519966519512 5.9421e-08 au
i 5.403348961841022 2.8925e-06 deg
node 243.5103740947402 3.5202e-05 deg
peri 18.23517048558828 3.7174e-05 deg
M 124.8703459230893 1.2685e-05 deg
tp 2458778.307741911809
(2019-Oct-21.80774191)
4.2229e-05 TDB
period 1217.176198145255
3.33
5.2408e-06
1.435e-08
d
yr
n .2957665460009583 1.2735e-09 deg/d
Q 2.564518862029939 7.3614e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2031  
   data-arc span      11106 days (30.41 yr)  
   first obs. used      1990-10-10  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45491  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:17:57  

Additional Information
 Earth MOID = .881306 au 
 Jupiter MOID = 2.49409 au 
 T_jup = 3.621 
[ 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 14.91   n/a E2021B10  
diameter diameter 2.138 km 0.591 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 33.6885 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.509   0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17933 Haraguchi           Discovered 1999 Apr. 12 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Whitney Takeo Haraguchi (b. 1986) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for his botany project. He attends the Kapa'a High School, Kapa'a, Hawaii, 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: 20040614/MPCPages.arcLast Updated: 2009-12-11

[ show close-approach data ]
Alternate Designations
 1999 GM36 = 1990 TR10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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