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190896 (2001 UG21)
Classification: Main-belt Asteroid          SPK-ID: 2190896
[ 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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .112307617665313 3.6563e-08  
a 2.337135390318116 9.5938e-09 au
q 2.074657282470196 8.6513e-08 au
i 6.144414261200562 3.9215e-06 deg
node 264.4209847714695 3.9771e-05 deg
peri 138.4234655663386 4.5057e-05 deg
M 104.6560390855191 1.956e-05 deg
tp 2458821.109870467692
(2019-Dec-03.60987047)		 7.0873e-05 TDB
period 1305.041236273281
3.57		 8.0357e-06
2.2e-08		 d
yr
n .2758533523645796 1.6985e-09 deg/d
Q 2.599613498166035 1.0671e-08 au
   Orbit Determination Parameters
   # obs. used (total)      831  
   data-arc span      7069 days (19.35 yr)  
   first obs. used      2001-09-10  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48672  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:52:41  

Additional Information
 Earth MOID = 1.08758 au 
 Jupiter MOID = 2.74708 au 
 T_jup = 3.551 
[ 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 15.83   n/a E2021B55  

190896 (2001 UG21)          Discovered 2001-Oct-17 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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