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JPL Small-Body Database Browser
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268378 (2005 UH20)
Classification: Main-belt Asteroid          SPK-ID: 2268378
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1844368793457919 7.3654e-08  
a 2.646526884935703 2.3523e-08 au
q 2.158409725173422 2.0227e-07 au
i 13.56408050658458 9.8711e-06 deg
node 43.35791538305205 2.8193e-05 deg
peri 90.61391968640581 4.0889e-05 deg
M 335.5335348023205 2.7195e-05 deg
tp 2458707.376351681789
(2019-Aug-11.87635168)
0.00011928 TDB
period 1572.580521729521
4.31
2.0966e-05
5.74e-08
d
yr
n .2289230948912382 3.0521e-09 deg/d
Q 3.134644044697984 2.7861e-08 au
  Orbit Determination Parameters
   # obs. used (total)      225  
   data-arc span      6213 days (17.01 yr)  
   first obs. used      2001-12-09  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54717  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:15:15  

Additional Information
 Earth MOID = 1.22249 au 
 Jupiter MOID = 2.06583 au 
 T_jup = 3.329 
[ 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 16.2   n/a MPO321430  

268378 (2005 UH20)          Discovered 2005-Oct-22 by CSS at Catalina
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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