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4188 Kitezh (1979 HX4)
Classification: Main-belt Asteroid          SPK-ID: 2004188
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1500599499405286 1.7528e-08  
a 2.33566147658545 5.4505e-09 au
q 1.985172232331016 4.183e-08 au
i 6.124886392703394 3.829e-07 deg
node 136.2287293002836 9.0061e-06 deg
peri 228.2793030304022 1.0983e-05 deg
M 162.9135863864245 6.3045e-06 deg
tp 2458806.478174327217
(2019-Nov-18.97817433)
2.2378e-05 TDB
period 1303.806895137518
3.57
4.5638e-06
1.25e-08
d
yr
n .2761145084771385 9.665e-10 deg/d
Q 2.686150720839883 6.2684e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3111  
   data-arc span      24527 days (67.15 yr)  
   first obs. used      1954-05-04  
   last obs. used      2021-06-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43316  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 23:00:59  

Additional Information
 Earth MOID = .987612 au 
 Jupiter MOID = 2.77323 au 
 T_jup = 3.545 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.01   n/a MPO614063  
diameter diameter 6.588 km 0.156 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.58 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Simpson, G.; Chong, E.; Gerhardt, M.; Gorsky, S.; et al. (2013) Minor Planet Bull. 146-151.]
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.338   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B V   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

4188 Kitezh (1979 HX4)          Discovered 1979-Apr-25 by Chernykh, N. S. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1979 HX4 = 1969 PV = 1973 YH = 1976 OH = 1980 TP11 = 1984 YD5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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