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249036 (2007 TV20)
Classification: Main-belt Asteroid          SPK-ID: 2249036
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05472438809300806 4.9748e-08  
a 2.610824326078208 1.7043e-08 au
q 2.467948562415238 1.2625e-07 au
i 2.05527273397067 5.2025e-06 deg
node 209.1143756567068 0.0001342 deg
peri 156.7269548195876 0.00014333 deg
M 56.57297489181862 4.9572e-05 deg
tp 2458958.357278837942
(2020-Apr-18.85727884)
0.00021159 TDB
period 1540.866107625307
4.22
1.5088e-05
4.131e-08
d
yr
n .2336348357709101 2.2877e-09 deg/d
Q 2.753700089741178 1.7976e-08 au
  Orbit Determination Parameters
   # obs. used (total)      254  
   data-arc span      6299 days (17.25 yr)  
   first obs. used      2003-10-19  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52631  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 02:05:55  

Additional Information
 Earth MOID = 1.46432 au 
 Jupiter MOID = 2.485 au 
 T_jup = 3.407 
[ 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 MPO476000  
diameter diameter 2.591 km 0.566 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.022   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

249036 (2007 TV20)          Discovered 2007-Oct-09 by Ries, W. at Altschwendt
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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