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243164 (2007 TW94)
Classification: Main-belt Asteroid          SPK-ID: 2243164
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .134387199090206 6.7638e-08  
a 3.098489702202873 4.0349e-08 au
q 2.682092349713982 2.0785e-07 au
i 4.825210795169615 7.5126e-06 deg
node 131.0855824123089 7.1989e-05 deg
peri 235.6408198765874 7.6061e-05 deg
M 128.9608902028386 2.783e-05 deg
tp 2458286.860247161609
(2018-Jun-17.36024716)
0.00014868 TDB
period 1992.156774179631
5.45
3.8913e-05
1.065e-07
d
yr
n .1807086694511017 3.5298e-09 deg/d
Q 3.514887054691763 4.5771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      6737 days (18.44 yr)  
   first obs. used      2001-08-23  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58623  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:17:53  

Additional Information
 Earth MOID = 1.68418 au 
 Jupiter MOID = 1.95211 au 
 T_jup = 3.203 
[ 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 MPO413137  
diameter diameter 5.382 km 1.850 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243164 (2007 TW94)          Discovered 2007-Oct-07 by CSS at Catalina
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2007 TW94 = 2005 GU129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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