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115824 (2003 UH252)
Classification: Main-belt Asteroid          SPK-ID: 2115824
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09599070716646627 3.8697e-08  
a 3.079682569791679 1.962e-08 au
q 2.784061662069136 1.1968e-07 au
i 11.92045562413679 4.263e-06 deg
node 79.41556007631955 2.2446e-05 deg
peri 359.6739761299385 3.6426e-05 deg
M 77.5893533569074 2.6933e-05 deg
tp 2458971.041709200610
(2020-May-01.54170920)
0.00014767 TDB
period 1974.046413084909
5.40
1.8864e-05
5.165e-08
d
yr
n .182366532830105 1.7427e-09 deg/d
Q 3.375303477514223 2.1503e-08 au
  Orbit Determination Parameters
   # obs. used (total)      875  
   data-arc span      8175 days (22.38 yr)  
   first obs. used      1998-12-17  
   last obs. used      2021-05-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49741  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:35:59  

Additional Information
 Earth MOID = 1.79956 au 
 Jupiter MOID = 1.88062 au 
 T_jup = 3.188 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457798.5 (2017-Feb-14.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09476618133842987 3.846e-08  
q 2.787775374923001 1.1867e-07 au
tp 2457001.067018281171
(2014-Dec-09.56701828)
0.00015202 TDB
node 79.42833894482074 2.2451e-05 deg
peri .2690070402129265 3.6798e-05 deg
i 11.91877228493133 4.2624e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      875  
   data-arc span      8175 days (22.38 yr)  
   first obs. used      1998-12-17  
   last obs. used      2021-05-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49741  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:35:59  

Additional Information
 Jupiter MOID = 1.88062 au 
 T_jup = 3.188 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.479179326039194E-15 -4.512674842495051E-15 -1.414320777348571E-12 -3.171361852429246E-15 -2.987387205343635E-13 -1.812755207972393E-15
q -4.512674842495051E-15 1.40824505558563E-14 3.86823592617683E-12 1.12597728862371E-14 8.49799580646974E-13 6.623619161291227E-15
tp -1.414320777348571E-12 3.86823592617683E-12 2.310930451704831E-8 4.780053056519571E-11 4.458884244094128E-9 -1.060905987688403E-11
node -3.171361852429246E-15 1.12597728862371E-14 4.780053056519571E-11 5.040364761110733E-10 -4.830270975250158E-10 -9.148588245512635E-12
peri -2.987387205343635E-13 8.49799580646974E-13 4.458884244094128E-9 -4.830270975250158E-10 1.354078987090355E-9 7.069553598251922E-12
i -1.812755207972393E-15 6.623619161291227E-15 -1.060905987688403E-11 -9.148588245512635E-12 7.069553598251922E-12 1.816782506804569E-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 14.74   n/a MPCxxxxx  
diameter diameter 3.559 km 0.622 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.242   0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115824 (2003 UH252)          Discovered 2003-Oct-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 2003 UH252 = 2000 GP186 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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