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190406 (1999 TR194)
Classification: Main-belt Asteroid          SPK-ID: 2190406
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2243796088641009 7.9528e-08  
a 2.722685784806955 2.0486e-08 au
q 2.111770613352123 2.2099e-07 au
i 14.67713788885142 7.9814e-06 deg
node 11.54595025282461 2.0619e-05 deg
peri 355.3909483181437 2.4567e-05 deg
M 274.5530545049261 1.5717e-05 deg
tp 2459589.983222304005
(2022-Jan-10.48322230)
7.2972e-05 TDB
period 1640.9475987357
4.49
1.852e-05
5.07e-08
d
yr
n .2193854333175349 2.476e-09 deg/d
Q 3.333600956261787 2.5083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      468  
   data-arc span      7553 days (20.68 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55664  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:02:14  

Additional Information
 Earth MOID = 1.10976 au 
 Jupiter MOID = 2.12864 au 
 T_jup = 3.275 
[ 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 15.35   n/a E2021B55  

190406 (1999 TR194)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 1999 TR194 = 2004 XY176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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