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441550 (2008 TT69)
Classification: Outer Main-belt Asteroid          SPK-ID: 2441550
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1105164459954049 8.2667e-08  
a 3.977429324704318 1.1259e-07 au
q 3.537857971540094 3.1586e-07 au
i 3.539577333149071 1.0522e-05 deg
node 131.0820685291698 0.00016458 deg
peri 300.3515285914788 0.00017391 deg
M 135.5476532103365 5.5694e-05 deg
tp 2457909.583184588080
(2017-Jun-05.08318459)
0.00043426 TDB
period 2897.357823959306
7.93
0.00012302
3.368e-07
d
yr
n .1242511356460804 5.2758e-09 deg/d
Q 4.417000677868542 1.2503e-07 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      9208 days (25.21 yr)  
   first obs. used      1995-02-02  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67932  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:53:02  

Additional Information
 Earth MOID = 2.55444 au 
 Jupiter MOID = .868864 au 
 T_jup = 3.043 
[ 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 15.4   n/a MPO434638  

441550 (2008 TT69)          Discovered 2008-Sep-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

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