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102421 (1999 TZ190)
Classification: Main-belt Asteroid          SPK-ID: 2102421
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2855340552155935 7.7093e-08  
a 2.662550054118543 1.3009e-08 au
q 1.902301339951577 2.0451e-07 au
i 14.33651914928144 9.9395e-06 deg
node 1.517601101807537 1.8958e-05 deg
peri 125.6416479030651 2.4094e-05 deg
M 204.4318701323245 1.3009e-05 deg
tp 2459686.245913921567
(2022-Apr-16.74591392)		 5.899e-05 TDB
period 1586.883696691268
4.34		 1.163e-05
3.184e-08		 d
yr
n .2268597256059899 1.6626e-09 deg/d
Q 3.422798768285508 1.6723e-08 au
   Orbit Determination Parameters
   # obs. used (total)      595  
   data-arc span      7675 days (21.01 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50344  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:54:52  

Additional Information
 Earth MOID = .952734 au 
 Jupiter MOID = 1.753 au 
 T_jup = 3.283 
[ 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 15.5   n/a MPO439699  

102421 (1999 TZ190)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1999 TZ190 = 2003 SN236 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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