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268376 (2005 TC180)
Classification: Main-belt Asteroid          SPK-ID: 2268376
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1147266969238403 4.9984e-08  
a 2.306370359359002 1.469e-08 au
q 2.041768106146693 1.1422e-07 au
i 6.563318854956261 6.0359e-06 deg
node 326.7282264115305 4.3442e-05 deg
peri 337.194650567588 5.0505e-05 deg
M 114.386975360362 2.5719e-05 deg
tp 2458593.994828881041
(2019-Apr-20.49482888)
9.1497e-05 TDB
period 1279.357734058388
3.50
1.2223e-05
3.346e-08
d
yr
n .2813911937343791 2.6885e-09 deg/d
Q 2.570972612571311 1.6376e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      8068 days (22.09 yr)  
   first obs. used      1998-09-26  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55795  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:13:21  

Additional Information
 Earth MOID = 1.02858 au 
 Jupiter MOID = 2.64432 au 
 T_jup = 3.570 
[ 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 16.5   n/a MPO437234  

268376 (2005 TC180)          Discovered 2005-Oct-01 by CSS at Catalina
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2005 TC180 = 1998 SJ78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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