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117372 (2004 XH145)
Classification: Main-belt Asteroid          SPK-ID: 2117372
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2662548925099938 5.2652e-08  
a 2.58602909743959 1.7361e-08 au
q 1.897486198073096 1.442e-07 au
i 5.308249222276377 5.0519e-06 deg
node 189.7446426090866 3.877e-05 deg
peri 199.9792304417012 3.9923e-05 deg
M 289.3491261645432 1.3307e-05 deg
tp 2459298.601097239085
(2021-Mar-25.10109724)
5.869e-05 TDB
period 1518.967695374955
4.16
1.5296e-05
4.188e-08
d
yr
n .2370030653687697 2.3867e-09 deg/d
Q 3.274571996806085 2.1984e-08 au
  Orbit Determination Parameters
   # obs. used (total)      708  
   data-arc span      13406 days (36.70 yr)  
   first obs. used      1983-10-04  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51906  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:49:48  

Additional Information
 Earth MOID = .903576 au 
 Jupiter MOID = 2.17363 au 
 T_jup = 3.365 
[ 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 15.3   n/a MPO254008  
diameter diameter 3.925 km 1.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.087   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

117372 (2004 XH145)          Discovered 2004-Dec-13 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 XH145 = 1983 TO2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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