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166748 Timrayschneider (2002 TW320)
Classification: Main-belt Asteroid          SPK-ID: 2166748
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06284691203573257 8.3268e-08  
a 2.855359565298759 3.877e-08 au
q 2.675909033868041 2.507e-07 au
i 1.240716949341752 1.1158e-05 deg
node 217.8292479946335 0.00036442 deg
peri 98.06709805576078 0.00037633 deg
M 351.5199380533841 9.8153e-05 deg
tp 2457642.013194921912
(2016-Sep-10.51319492)
0.00048082 JED
period 1762.339740672784
4.83
3.5893e-05
9.827e-08
d
yr
n .2042738932179829 4.1604e-09 deg/d
Q 3.034810096729478 4.1206e-08 au
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      5594 days (15.32 yr)  
   first obs. used      2000-01-28  
   last obs. used      2015-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58578  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 22:02:00  

Additional Information
 Earth MOID = 1.66203 au 
 Jupiter MOID = 2.13429 au 
 T_jup = 3.301 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1 mag n/a MPO248270  

166748 Timrayschneider           Discovered 2002 Oct. 5 by the Sloan Digital Sky Survey at Apache Point.
Donald Schneider (b. 1955) is an American astronomer and a Sloan Digital Sky Survey builder, known for his work on high-redshift quasars. Tim and Ray are his sons.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20130127/MPCPages.arcLast Updated: 2013-01-31

[ show close-approach data ]
Alternate Designations
 2002 TW320 = 2005 EF77 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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