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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 | Close-Approach Data ]

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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 .1498430265626376 3.7338e-08  
a 2.335506099809841 6.1438e-09 au
q 1.985546797258833 8.9073e-08 au
i 6.124504107434207 3.6507e-06 deg
node 136.2301799445333 3.0475e-05 deg
peri 228.2274160961783 3.2319e-05 deg
M 53.64859474518888 1.0093e-05 deg
tp 2458806.221032995034
(2019-Nov-18.72103299)
3.6527e-05 TDB
period 1303.676796269855
3.57
5.1442e-06
1.408e-08
d
yr
n .2761420629944859 1.0896e-09 deg/d
Q 2.68546540236085 7.0644e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2377  
   data-arc span      24016 days (65.75 yr)  
   first obs. used      1954-05-04  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46704  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:06:42  

Additional Information
 Earth MOID = .98878 au 
 Jupiter MOID = 2.77265 au 
 T_jup = 3.545 
[ 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 12.9   n/a MPO256894  
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. 2019-August); 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

[ show close-approach data ]
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 | Close-Approach Data ]
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