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20896 Tiphene (2000 WW141)
Classification: Main-belt Asteroid          SPK-ID: 2020896
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1556562221020017 8.7303e-08  
a 2.559303038376877 2.1747e-08 au
q 2.160931596208958 2.299e-07 au
i 13.73759228947305 6.2979e-06 deg
node 147.1025936471055 3.45e-05 deg
peri 115.3390236672611 4.2347e-05 deg
M 21.9997804572642 2.5589e-05 deg
tp 2457309.110386342605
(2015-Oct-13.61038634)
0.00010613 JED
period 1495.481329032925
4.09
1.9061e-05
5.219e-08
d
yr
n .2407251718968629 3.0682e-09 deg/d
Q 2.957674480544795 2.5132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      877  
   data-arc span      9263 days (25.36 yr)  
   first obs. used      1990-02-24  
   last obs. used      2015-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50625  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:55:59  

Additional Information
 Earth MOID = 1.18335 au 
 Jupiter MOID = 2.27275 au 
 T_jup = 3.379 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2 mag n/a MPO337434  

20896 Tiphene           Discovered 2000 Nov. 20 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Didier Tiphene (b. 1957) is deputy director of the Laboratoire d´Etudes Spatiales et d´Instrumentation en Astrophysique at Paris Observatory. He specializes in detector development for astronomy space missions.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080718/MPCPages.arcLast Updated: 2008-07-18

Alternate Designations
 2000 WW141 = 1990 DX2 = 1998 BU47 = 1999 NC58 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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