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226538 (2003 UZ195)
Classification: Main-belt Asteroid          SPK-ID: 2226538
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1311529575670257 5.334e-08  
a 3.18392374882265 2.4506e-08 au
q 2.766342732496668 1.7279e-07 au
i 6.010870266834071 5.375e-06 deg
node 71.40229808809083 5.1781e-05 deg
peri 317.1491117697333 5.517e-05 deg
M 342.8806071858443 1.7349e-05 deg
tp 2459099.179802318799
(2020-Sep-06.67980232)		 9.9908e-05 TDB
period 2075.116169154831
5.68		 2.3957e-05
6.559e-08		 d
yr
n .1734842633637342 2.0029e-09 deg/d
Q 3.601504765148632 2.772e-08 au
   Orbit Determination Parameters
   # obs. used (total)      389  
   data-arc span      9336 days (25.56 yr)  
   first obs. used      1995-04-26  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:59:39  

Additional Information
 Earth MOID = 1.77553 au 
 Jupiter MOID = 1.84294 au 
 T_jup = 3.177 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457342.5 (2015-Nov-16.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1332959705309058 5.4346e-08  
q 2.75947216281897 1.7611e-07 au
tp 2456999.505820280385
(2014-Dec-08.00582028)		 9.9452e-05 TDB
node 71.64288450267892 5.214e-05 deg
peri 313.6272108494098 5.5239e-05 deg
i 5.995044912876064 5.362e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      389  
   data-arc span      9336 days (25.56 yr)  
   first obs. used      1995-04-26  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:59:39  

Additional Information
 Jupiter MOID = 1.84294 au 
 T_jup = 3.177 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.953492633014957E-15 -9.505028598960386E-15 -2.26117261087575E-13 -2.039032685267067E-14 -4.366346343337354E-14 -1.822922546436422E-15
q -9.505028598960386E-15 3.101377501990756E-14 2.735510260325437E-13 6.439141880675804E-14 7.275132863033473E-14 7.245803348929401E-15
tp -2.26117261087575E-13 2.735510260325437E-13 9.890706064167773E-9 8.548198359394485E-12 1.855336875578293E-9 2.388955470816267E-13
node -2.039032685267067E-14 6.439141880675804E-14 8.548198359394485E-12 2.718530239484015E-9 -2.702297479066188E-9 -9.745330614149682E-11
peri -4.366346343337354E-14 7.275132863033473E-14 1.855336875578293E-9 -2.702297479066188E-9 3.051308945344747E-9 9.692394954681556E-11
i -1.822922546436422E-15 7.245803348929401E-15 2.388955470816267E-13 -9.745330614149682E-11 9.692394954681556E-11 2.875094964663073E-11

[ 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 15.3   n/a MPO450050  
diameter diameter 4.404 km 0.587 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226538 (2003 UZ195)          Discovered 2003-Oct-20 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2003 UZ195 = 1995 HR4 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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