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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1556061260685602 9.2963e-08  
a 2.56109185010201 3.0867e-08 AU
q 2.162570268801875 2.3892e-07 AU
i 13.73173398324219 7.4337e-06 deg
node 147.1051177828141 4.0165e-05 deg
peri 115.0070348291696 4.6782e-05 deg
M 237.935360085025 2.7957e-05 deg
tp 2457308.102241975100
(2015-Oct-12.60224198)
0.0001197 JED
period 1497.049491468804
4.10
2.7064e-05
7.41e-08
d
yr
n .2404730117818564 4.3474e-09 deg/d
Q 2.959613431402146 3.567e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      734  
   data-arc span      8784 days (24.05 yr)  
   first obs. used      1990-02-24  
   last obs. used      2014-03-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51611  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 22:51:02  

Additional Information
 Earth MOID = 1.18629 AU 
 T_jup = 3.378 
[ 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 13.1 mag n/a MPO250418  

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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