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243178 (2007 TW147)
Classification: Main-belt Asteroid          SPK-ID: 2243178
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1082535102331316 8.6451e-08  
a 3.002466209711408 3.8688e-08 au
q 2.677438703153783 2.7098e-07 au
i 9.53062970494376 7.8105e-06 deg
node 46.17681132608404 5.3276e-05 deg
peri 282.8289129468084 6.1875e-05 deg
M 196.2925568530786 3.065e-05 deg
tp 2459864.634897891797
(2022-Oct-12.13489789)
0.00016331 TDB
period 1900.271345401542
5.20
3.6729e-05
1.006e-07
d
yr
n .189446628699192 3.6617e-09 deg/d
Q 3.327493716269034 4.2876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      6791 days (18.59 yr)  
   first obs. used      2001-06-30  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57927  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:17:54  

Additional Information
 Earth MOID = 1.68769 au 
 Jupiter MOID = 2.04782 au 
 T_jup = 3.222 
[ 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 15.6   n/a MPO470593  
diameter diameter 6.180 km 0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243178 (2007 TW147)          Discovered 2007-Oct-07 by LINEAR at Socorro
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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