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187790 (1998 UH36)
Classification: Main-belt Asteroid          SPK-ID: 2187790
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .196138153627142 6.0238e-08  
a 3.19045390103783 3.1954e-08 au
q 2.564684163655758 2.0406e-07 au
i 3.973455218526119 6.2327e-06 deg
node 245.2989147232654 8.174e-05 deg
peri 102.7942065404333 8.3169e-05 deg
M 350.9525695720504 1.4437e-05 deg
tp 2459252.811827120425
(2021-Feb-07.31182712)
8.3683e-05 TDB
period 2081.50346259373
5.70
3.127e-05
8.561e-08
d
yr
n .172951910227144 2.5983e-09 deg/d
Q 3.816223638419903 3.8221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      464  
   data-arc span      8072 days (22.10 yr)  
   first obs. used      1998-10-11  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51962  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:35:29  

Additional Information
 Earth MOID = 1.56025 au 
 Jupiter MOID = 1.66005 au 
 T_jup = 3.163 
[ 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 15.09   n/a E2021B55  

187790 (1998 UH36)          Discovered 1998-Oct-28 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

[ show close-approach data ]
Alternate Designations
 1998 UH36 = 2004 VV23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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