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160610 (1999 TO46)
Classification: Main-belt Asteroid          SPK-ID: 2160610
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 .1288708186466141 2.7868e-08  
a 2.228578580303993 9.227e-09 au
q 1.941379834241909 6.1488e-08 au
i 6.908958604848607 4.4363e-06 deg
node 25.95076337122678 2.6642e-05 deg
peri 259.030321380585 3.2822e-05 deg
M 207.169830465478 2.057e-05 deg
tp 2459716.377930599730
(2022-May-16.87793060)
7.0861e-05 TDB
period 1215.179277635705
3.33
7.5468e-06
2.066e-08
d
yr
n .2962525831582879 1.8399e-09 deg/d
Q 2.515777326366078 1.0416e-08 au
  Orbit Determination Parameters
   # obs. used (total)      668  
   data-arc span      8387 days (22.96 yr)  
   first obs. used      1998-03-25  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51786  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:04  

Additional Information
 Earth MOID = .937797 au 
 Jupiter MOID = 2.62734 au 
 T_jup = 3.623 
[ 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 16.3   n/a MPO436810  

160610 (1999 TO46)          Discovered 1999-Oct-04 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1999 TO46 = 2006 WZ100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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