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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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1311529183755484 6.4683e-08  
a 3.183923770790745 3.5747e-08 au
q 2.766342876366258 2.0832e-07 au
i 6.01087590811427 6.1236e-06 deg
node 71.40232735280597 6.4506e-05 deg
peri 317.1490431511172 6.7781e-05 deg
M 342.8806392503997 2.2654e-05 deg
tp 2459099.179618513206
(2020-Sep-06.67961851)
0.00013122 TDB
period 2075.116190631327
5.68
3.4947e-05
9.568e-08
d
yr
n .1734842615682521 2.9217e-09 deg/d
Q 3.601504665215232 4.0436e-08 au
  Orbit Determination Parameters
   # obs. used (total)      310  
   data-arc span      8424 days (23.06 yr)  
   first obs. used      1995-04-26  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61803  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:46:15  

Additional Information
 Earth MOID = 1.77553 au 
 Jupiter MOID = 1.84294 au 
 T_jup = 3.177 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456695.5 (2014-Feb-07.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .133747692212394 6.65e-08  
q 2.759160377916656 2.1528e-07 au
tp 2456999.144128572743
(2014-Dec-07.64412857)
0.00011509 TDB
node 71.65135082745273 6.4952e-05 deg
peri 313.5348362914062 6.7861e-05 deg
i 5.994872280994179 6.1088e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      310  
   data-arc span      8424 days (23.06 yr)  
   first obs. used      1995-04-26  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61803  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:46:15  

Additional Information
 Jupiter MOID = 1.84294 au 
 T_jup = 3.177 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.422237994834993E-15 -1.416697213587035E-14 -1.113338698159979E-12 -6.269602611186442E-15 -2.589942365568004E-13 -9.459416953962587E-16
q -1.416697213587035E-14 4.634649643893675E-14 4.287592896255906E-12 1.265228480838848E-14 9.253240696361403E-13 4.12759651115413E-15
tp -1.113338698159979E-12 4.287592896255906E-12 1.324643420927234E-8 3.050572160824528E-11 2.335140164763864E-9 -2.262786706895512E-12
node -6.269602611186442E-15 1.265228480838848E-14 3.050572160824528E-11 4.218762543727621E-9 -4.189993680007906E-9 -1.325959352420379E-10
peri -2.589942365568004E-13 9.253240696361403E-13 2.335140164763864E-9 -4.189993680007906E-9 4.60507242195796E-9 1.314549618168292E-10
i -9.459416953962587E-16 4.12759651115413E-15 -2.262786706895512E-12 -1.325959352420379E-10 1.314549618168292E-10 3.731754479612591E-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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