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357564 (2004 TC81)
Classification: Main-belt Asteroid          SPK-ID: 2357564
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2640716401255164 4.3575e-08  
a 2.985836367951646 3.2272e-08 au
q 2.19736166112024 1.3527e-07 au
i 2.937093502415689 1.292e-05 deg
node 343.4961702891703 8.6236e-05 deg
peri 282.8940836028199 9.6052e-05 deg
M 89.25793398345618 3.0185e-05 deg
tp 2458533.258121230905
(2019-Feb-18.75812123)
0.00016113 TDB
period 1884.505599110677
5.16
3.0553e-05
8.365e-08
d
yr
n .1910315364251975 3.0971e-09 deg/d
Q 3.774311074783053 4.0794e-08 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      7267 days (19.90 yr)  
   first obs. used      1999-10-14  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51546  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:42:55  

Additional Information
 Earth MOID = 1.1838 au 
 Jupiter MOID = 1.35643 au 
 T_jup = 3.202 
[ 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 16.6   n/a MPO437509  

357564 (2004 TC81)          Discovered 2004-Sep-24 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2004 TC81 = 2009 SE12 = 2010 WG17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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