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JPL Small-Body Database Browser
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245546 (2005 TN172)
Classification: Main-belt Asteroid          SPK-ID: 2245546
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1796438244497096 9.8529e-08  
a 3.041426209656597 4.7537e-08 au
q 2.495052773572302 3.2267e-07 au
i 21.54429335144553 9.9734e-06 deg
node 293.8287255413266 1.491e-05 deg
peri 19.19142476185496 2.3422e-05 deg
M 315.7852646184737 2.2596e-05 deg
tp 2459238.446259739724
(2021-Jan-23.94625974)
0.00012571 TDB
period 1937.377952556765
5.30
4.5421e-05
1.244e-07
d
yr
n .1858181567127399 4.3565e-09 deg/d
Q 3.587799645740892 5.6077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      8206 days (22.47 yr)  
   first obs. used      1996-11-12  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56474  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:38:49  

Additional Information
 Earth MOID = 1.48795 au 
 Jupiter MOID = 1.69797 au 
 T_jup = 3.110 
[ 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 14.8   n/a MPO437144  

245546 (2005 TN172)          Discovered 2005-Oct-12 by LONEOS at Anderson Mesa
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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