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133552 Itting-Enke (2003 UJ4)
Classification: Main-belt Asteroid          SPK-ID: 2133552
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1153100207718937 7.7324e-08  
a 3.182067399942577 3.6391e-08 au
q 2.815143141957633 2.6423e-07 au
i 17.16467931664024 3.6663e-06 deg
node 280.310353821415 1.9861e-05 deg
peri 228.6049485138903 3.7962e-05 deg
M 224.9789699037649 4e-05 deg
tp 2459778.109225673031
(2022-Jul-17.60922567)
0.00023862 TDB
period 2073.30162599683
5.68
3.5567e-05
9.738e-08
d
yr
n .1736360959187085 2.9787e-09 deg/d
Q 3.54899165792752 4.0588e-08 au
  Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      8890 days (24.34 yr)  
   first obs. used      1996-06-23  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49068  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:16:20  

Additional Information
 Earth MOID = 1.85901 au 
 Jupiter MOID = 1.69026 au 
 T_jup = 3.120 
[ 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 14.5   n/a MPO453819  
diameter diameter 5.996 km 0.420 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

133552 Itting-Enke           Discovered 2003 Oct. 16 at Turtle Star Observatory.
Sonja Itting-Enke (b. 1930) founded the Cuno Hoffmeister Memorial Observatory near Windhoek. Since 1985 she has dedicated her life to the astronomical education of the whole population of the Republic of Namibia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20061109/MPCPages.arcLast Updated: 2006-11-13

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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