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268357 (2005 TD27)
Classification: Main-belt Asteroid          SPK-ID: 2268357
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1634949615394229 4.3089e-08  
a 2.597567844112003 2.0022e-08 au
q 2.172878589342869 1.0584e-07 au
i 2.374045026870481 7.1519e-06 deg
node 194.5416242487922 0.00015913 deg
peri 239.4064243150082 0.00016184 deg
M 149.1322831346669 3.0518e-05 deg
tp 2458367.041829788630
(2018-Sep-05.54182979)
0.00012626 TDB
period 1529.145376726836
4.19
1.768e-05
4.841e-08
d
yr
n .2354256210554596 2.7219e-09 deg/d
Q 3.022257098881136 2.3295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      6733 days (18.43 yr)  
   first obs. used      2001-11-20  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56534  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:34:09  

Additional Information
 Earth MOID = 1.18893 au 
 Jupiter MOID = 2.24684 au 
 T_jup = 3.396 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO418423  

268357 (2005 TD27)          Discovered 2005-Oct-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

Alternate Designations
 2005 TD27 = 2001 WM85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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