Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1499392111015883 1.7899e-08  
a 2.335801249711403 5.4923e-09 au
q 1.985573053039571 4.2806e-08 au
i 6.124697063703011 3.8312e-07 deg
node 136.2284804527979 9.0275e-06 deg
peri 228.2687705802255 1.1021e-05 deg
M 108.8205680539215 6.262e-06 deg
tp 2458806.350713771995
(2019-Nov-18.85071377)
2.2398e-05 TDB
period 1303.923932576535
3.57
4.599e-06
1.259e-08
d
yr
n .276089725026095 9.7378e-10 deg/d
Q 2.686029446383235 6.3158e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2962  
   data-arc span      24430 days (66.89 yr)  
   first obs. used      1954-05-04  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43711  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:27:52  

Additional Information
 Earth MOID = .987213 au 
 Jupiter MOID = 2.77298 au 
 T_jup = 3.545 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457162.5 (2015-May-20.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1511149722788186 1.7948e-08  
q 1.98213811501676 4.2943e-08 au
tp 2457502.004481043059
(2016-Apr-23.50448104)
2.1778e-05 TDB
node 136.3153977457359 9.0311e-06 deg
peri 228.0333896468764 1.0986e-05 deg
i 6.124326929493641 3.8298e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2962  
   data-arc span      24430 days (66.89 yr)  
   first obs. used      1954-05-04  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43711  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:27:52  

Additional Information
 Jupiter MOID = 2.77298 au 
 T_jup = 3.545 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.221341141705997E-16 -7.663187497083751E-16 -7.350699665263651E-14 4.628619553672093E-15 7.779459003405336E-15 -2.070293077357926E-16
q -7.663187497083751E-16 1.844064466946163E-15 1.690073770973294E-13 -1.102154493876671E-14 -2.146524581941958E-14 5.005852248381289E-16
tp -7.350699665263651E-14 1.690073770973294E-13 4.74300013617846E-10 -1.641897087511691E-11 1.357200098267607E-10 -1.108817324460183E-12
node 4.628619553672093E-15 -1.102154493876671E-14 -1.641897087511691E-11 8.156134712635308E-11 -8.426082698758034E-11 -4.704556536868372E-13
peri 7.779459003405336E-15 -2.146524581941958E-14 1.357200098267607E-10 -8.426082698758034E-11 1.206876369401088E-10 9.980069289430522E-14
i -2.070293077357926E-16 5.005852248381289E-16 -1.108817324460183E-12 -4.704556536868372E-13 9.980069289430522E-14 1.466714901314854E-13

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.00   n/a MPCxxxxx  
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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-18 12:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin