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JPL Small-Body Database Browser
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173293 (1999 TZ220)
Classification: Main-belt Asteroid          SPK-ID: 2173293
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2363582901338125 4.7737e-08  
a 2.233414723307773 1.081e-08 au
q 1.705528638147065 1.0593e-07 au
i 5.910097655010718 5.4549e-06 deg
node 302.0268367233271 5.6727e-05 deg
peri 349.2525587812652 5.8672e-05 deg
M 359.9089046248384 1.5698e-05 deg
tp 2458600.808493712561
(2019-Apr-27.30849371)
5.3162e-05 TDB
period 1219.136935601602
3.34
8.8509e-06
2.423e-08
d
yr
n .2952908647807906 2.1438e-09 deg/d
Q 2.76130080846848 1.3365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      535  
   data-arc span      8353 days (22.87 yr)  
   first obs. used      1996-12-07  
   last obs. used      2019-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49359  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 19:46:04  

Additional Information
 Earth MOID = .689093 au 
 Jupiter MOID = 2.43533 au 
 T_jup = 3.596 
[ 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 16.4   n/a MPO436860  

173293 (1999 TZ220)          Discovered 1999-Oct-02 by LONEOS at Anderson Mesa
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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