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115618 (2003 UH114)
Classification: Main-belt Asteroid          SPK-ID: 2115618
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1586551714580712 3.507e-08  
a 2.597154465227632 1.3728e-08 au
q 2.185102478243847 9.0487e-08 au
i 8.85059921562417 4.1028e-06 deg
node 68.75386945458905 2.7494e-05 deg
peri 178.8217964878744 3.1298e-05 deg
M 167.6455864911281 1.7554e-05 deg
tp 2458488.574218658169
(2019-Jan-05.07421866)
7.1372e-05 TDB
period 1528.780367245889
4.19
1.2121e-05
3.319e-08
d
yr
n .2354818309503432 1.867e-09 deg/d
Q 3.009206452211417 1.5906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      880  
   data-arc span      8229 days (22.53 yr)  
   first obs. used      1998-07-22  
   last obs. used      2021-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54238  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:44:24  

Additional Information
 Earth MOID = 1.16985 au 
 Jupiter MOID = 2.01864 au 
 T_jup = 3.382 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457568.5 (2016-Jun-29.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1585466442914426 3.5047e-08  
q 2.18573154263811 9.0432e-08 au
tp 2456960.817490066877
(2014-Oct-30.31749007)
6.5955e-05 TDB
node 68.7561584968214 2.7495e-05 deg
peri 179.0813635466531 3.1312e-05 deg
i 8.850467178489547 4.1031e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      880  
   data-arc span      8229 days (22.53 yr)  
   first obs. used      1998-07-22  
   last obs. used      2021-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54238  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:44:24  

Additional Information
 Jupiter MOID = 2.01864 au 
 T_jup = 3.382 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.228307263423107E-15 -3.143712943104328E-15 -2.573558055503001E-13 9.855386339243596E-16 -6.575284186398948E-14 -6.935110542555907E-16
q -3.143712943104328E-15 8.17791767133011E-15 9.614898412886567E-13 -2.90506369661232E-15 2.4443835166097E-13 1.897591779119177E-15
tp -2.573558055503001E-13 9.614898412886567E-13 4.35006469462424E-9 1.616515823629294E-11 1.007481006958473E-9 -1.134871681910545E-12
node 9.855386339243596E-16 -2.90506369661232E-15 1.616515823629294E-11 7.559526906722013E-10 -7.432529754702506E-10 -2.022862055345536E-11
peri -6.575284186398948E-14 2.4443835166097E-13 1.007481006958473E-9 -7.432529754702506E-10 9.804443692783687E-10 1.976158104422489E-11
i -6.935110542555907E-16 1.897591779119177E-15 -1.134871681910545E-12 -2.022862055345536E-11 1.976158104422489E-11 1.683534593209172E-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 15.29   n/a MPCxxxxx  
diameter diameter 2.559 km 0.488 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 86.336 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.264   0.175 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115618 (2003 UH114)          Discovered 2003-Oct-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2003 UH114 = 1998 OT2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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