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266651 (2008 TY4)
Classification: Main-belt Asteroid          SPK-ID: 2266651
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1928610455569059 5.5821e-08  
a 3.092430370143283 3.4792e-08 au
q 2.49602101564552 1.6415e-07 au
i 4.589675889218177 5.9105e-06 deg
node 211.4777309977794 7.0818e-05 deg
peri 86.5607612661221 7.265e-05 deg
M 107.2065178487163 2.0187e-05 deg
tp 2458408.983299496309
(2018-Oct-17.48329950)
0.00010486 TDB
period 1986.315911144751
5.44
3.3521e-05
9.178e-08
d
yr
n .1812400524912099 3.0586e-09 deg/d
Q 3.688839724641046 4.1502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      8567 days (23.46 yr)  
   first obs. used      1996-05-13  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60844  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:05:52  

Additional Information
 Earth MOID = 1.48568 au 
 Jupiter MOID = 1.56753 au 
 T_jup = 3.191 
[ 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 15.9   n/a MPO494441  

266651 (2008 TY4)          Discovered 2008-Oct-01 by La Sagra at La Sagra
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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