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

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1564835008885319 1.5262e-08  
a 2.55834437049303 9.8701e-09 au
q 2.158005686919813 3.6566e-08 au
i 13.74394618875388 8.3986e-07 deg
node 147.0599289223927 2.2316e-06 deg
peri 115.1477165624657 5.2668e-06 deg
M 95.51994223545441 6.0653e-06 deg
tp 2458803.922124545218
(2019-Nov-16.42212455)
2.4344e-05 TDB
period 1494.641137991913
4.09
8.6495e-06
2.368e-08
d
yr
n .2408604920935528 1.3939e-09 deg/d
Q 2.958683054066246 1.1415e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2219  
   data-arc span      11311 days (30.97 yr)  
   first obs. used      1990-02-24  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44395  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:34:09  

Additional Information
 Earth MOID = 1.18039 au 
 Jupiter MOID = 2.27582 au 
 T_jup = 3.379 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.34   n/a MPCxxxxx  
diameter diameter 6.758 km 0.294 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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