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17702 Krystofharant (1997 JD)
Classification: Main-belt Asteroid          SPK-ID: 2017702
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06838079268888866 3.0772e-08  
a 3.080059706900542 1.7975e-08 au
q 2.869442782613577 9.2905e-08 au
i 8.7020181146806 4.3239e-06 deg
node 226.6144799325686 2.1574e-05 deg
peri 243.5598696604368 3.7713e-05 deg
M 175.179800974906 3.1709e-05 deg
tp 2458039.731716758816
0.00017319 TDB
period 1974.409035984533
n .1823330391214945 1.5961e-09 deg/d
Q 3.290676631187507 1.9204e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1549  
   data-arc span      8164 days (22.35 yr)  
   first obs. used      1997-04-11  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51878  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:24:40  

Additional Information
 Earth MOID = 1.89945 au 
 Jupiter MOID = 1.89078 au 
 T_jup = 3.207 
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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 13.5   n/a MPO435864  
diameter diameter 6.631 km 0.359 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 2.521 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.]
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]
geometric albedo albedo 0.133   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

17702 Kryštofharant           Discovered 1997 May 1 by P. Pravec at Ondřejov.
Kryštof Harant z Polžic a Bezdružic (1564-1621), a man of wide interests, wrote poetry and a travelogue that he also illustrated and was renowned for his musical compositions. During 1600-1612 he was a valet and counsel of Rudolph II. He took part in the struggle against the Hapsburg king and was executed.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

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