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390880 (2004 TR296)
Classification: Main-belt Asteroid          SPK-ID: 2390880
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 .05155601711303993 5.4952e-08  
a 2.458676645192237 1.8862e-08 au
q 2.331917069997275 1.4299e-07 au
i 5.142507784732401 5.456e-06 deg
node 49.27838615287011 5.6482e-05 deg
peri 9.479899480410182 7.9832e-05 deg
M 3.769042752597596 5.9388e-05 deg
tp 2458985.757229203258
(2020-May-16.25722920)
0.00023225 TDB
period 1408.15528907684
3.86
1.6204e-05
4.436e-08
d
yr
n .2556536220064261 2.9419e-09 deg/d
Q 2.585436220387201 1.9835e-08 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      5491 days (15.03 yr)  
   first obs. used      2004-10-10  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53113  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 13:00:01  

Additional Information
 Earth MOID = 1.34389 au 
 Jupiter MOID = 2.57126 au 
 T_jup = 3.484 
[ 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 17.1   n/a MPO450375  
diameter diameter 2.331 km 0.309 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

390880 (2004 TR296)          Discovered 2004-Oct-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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