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78748 (2002 TD276)
Classification: Main-belt Asteroid          SPK-ID: 2078748
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03622917429355366 4.1641e-08  
a 2.733526350415562 1.4459e-08 au
q 2.634492947830335 1.1799e-07 au
i 4.192201555244971 4.1181e-06 deg
node 251.6542648496663 6.6945e-05 deg
peri 159.4983126362849 9.604e-05 deg
M 297.9412451157756 6.7153e-05 deg
tp 2459285.066571233431
(2021-Mar-11.56657123)
0.00030754 TDB
period 1650.757670455242
4.52
1.3098e-05
3.586e-08
d
yr
n .2180816763375815 1.7304e-09 deg/d
Q 2.832559753000789 1.4983e-08 au
  Orbit Determination Parameters
   # obs. used (total)      961  
   data-arc span      9876 days (27.04 yr)  
   first obs. used      1993-10-10  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53655  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:39  

Additional Information
 Earth MOID = 1.64545 au 
 Jupiter MOID = 2.31436 au 
 T_jup = 3.348 
[ 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 14.8   n/a MPO436332  
diameter diameter 5.746 km 0.554 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78748 (2002 TD276)          Discovered 2002-Oct-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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