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393886 (2005 TO78)
Classification: Main-belt Asteroid          SPK-ID: 2393886
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 .1494293162025352 6.3103e-08  
a 2.258329867837417 1.6776e-08 au
q 1.92086917992671 1.4118e-07 au
i 5.141316317911244 9.0025e-06 deg
node 181.2995308103326 6.4559e-05 deg
peri 223.4322159699234 7.1103e-05 deg
M 94.43297666031168 2.9459e-05 deg
tp 2458675.337335878286
(2019-Jul-10.83733588)
9.9968e-05 TDB
period 1239.594082741803
3.39
1.3813e-05
3.782e-08
d
yr
n .2904176496258614 3.2361e-09 deg/d
Q 2.595790555748124 1.9283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5241 days (14.35 yr)  
   first obs. used      2005-09-26  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53968  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:52:44  

Additional Information
 Earth MOID = .933238 au 
 Jupiter MOID = 2.7912 au 
 T_jup = 3.602 
[ 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 17.9   n/a MPO349087  

393886 (2005 TO78)          Discovered 2005-Oct-07 by CSS at Catalina
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Alternate Designations
 2005 TO78 = 2010 CR89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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