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187326 (2005 UH78)
Classification: Main-belt Asteroid          SPK-ID: 2187326
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01239214777244377 6.4718e-08  
a 3.02642726268301 2.65e-08 au
q 2.98892332882129 1.856e-07 au
i 2.109973432091683 4.7683e-06 deg
node 216.2919027975219 0.0001433 deg
peri 313.731574401093 0.00022515 deg
M 179.0577893816298 0.0001758 deg
tp 2458244.001032989646
(2018-May-05.50103299)
0.00093707 TDB
period 1923.064220288282
5.27
2.5258e-05
6.915e-08
d
yr
n .1872012365484255 2.4587e-09 deg/d
Q 3.06393119654473 2.6828e-08 au
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      10426 days (28.54 yr)  
   first obs. used      1992-03-25  
   last obs. used      2020-10-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55746  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:52:13  

Additional Information
 Earth MOID = 1.99108 au 
 Jupiter MOID = 1.89826 au 
 T_jup = 3.243 
[ 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 16.26   n/a E2021B55  

187326 (2005 UH78)          Discovered 2005-Oct-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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