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190430 (1999 VB189)
Classification: Main-belt Asteroid          SPK-ID: 2190430
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1346755530180541 4.6455e-08  
a 2.760169573239016 1.7431e-08 au
q 2.388442209539445 1.2792e-07 au
i 13.59777267533693 5.8521e-06 deg
node 224.5064452790789 1.6385e-05 deg
peri 197.4017704270465 2.4219e-05 deg
M 213.097911871628 1.9989e-05 deg
tp 2459883.982723567660
(2022-Oct-31.48272357)		 9.6323e-05 TDB
period 1674.95087114991
4.59		 1.5867e-05
4.344e-08		 d
yr
n .2149316772215819 2.036e-09 deg/d
Q 3.131896936938587 1.9779e-08 au
   Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      7558 days (20.69 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54661  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:01:58  

Additional Information
 Earth MOID = 1.40301 au 
 Jupiter MOID = 2.24089 au 
 T_jup = 3.288 
[ 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 15.16   n/a E2021B55  

190430 (1999 VB189)          Discovered 1999-Nov-15 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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