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469393 (2001 TZ90)
Classification: Mars-crossing Asteroid          SPK-ID: 2469393
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4866387021537006 1.2785e-06  
a 2.911886420130875 1.3604e-07 au
q 1.4948497918194 3.7918e-06 au
i 12.83579905917568 3.6655e-05 deg
node 211.733034674971 4.4402e-05 deg
peri 88.94920954149576 0.00021847 deg
M 291.1357386605948 3.2371e-05 deg
tp 2459347.677415774071
(2021-May-13.17741577)
0.00017857 TDB
period 1814.93081095677
4.97
0.00012719
3.482e-07
d
yr
n .1983546688538613 1.3901e-08 deg/d
Q 4.328923048442348 2.0225e-07 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      5580 days (15.28 yr)  
   first obs. used      2001-08-26  
   last obs. used      2016-12-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57331  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:43:04  

Additional Information
 Earth MOID = .552714 au 
 Jupiter MOID = 1.42555 au 
 T_jup = 3.061 
[ 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 17.2   n/a MPO382868  

469393 (2001 TZ90)          Discovered 2001-Oct-14 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22

[ show close-approach data ]
Alternate Designations
 2001 TZ90 = 2006 SR43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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