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40994 Tekaridake (1999 UZ2)
Classification: Main-belt Asteroid          SPK-ID: 2040994
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2019710493245183 4.3929e-08  
a 2.686406667763062 1.2995e-08 au
q 2.143830294162573 1.1929e-07 au
i 11.62568702257378 5.2548e-06 deg
node 221.9473084034839 2.3488e-05 deg
peri 118.7868165632481 2.651e-05 deg
M 274.4867385803635 1.543e-05 deg
tp 2459382.520819298208
(2021-Jun-17.02081930)
7.0554e-05 TDB
period 1608.259264869696
4.40
1.1669e-05
3.195e-08
d
yr
n .2238445055867082 1.6241e-09 deg/d
Q 3.22898304136355 1.5619e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1248  
   data-arc span      8042 days (22.02 yr)  
   first obs. used      1998-04-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5557  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:55:25  

Additional Information
 Earth MOID = 1.16481 au 
 Jupiter MOID = 2.34048 au 
 T_jup = 3.315 
[ 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 13.9   n/a MPO474269  
diameter diameter 4.588 km 1.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.334   0.156 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

40994 Tekaridake           Discovered 1999 Oct. 20 by M. Akiyama at Mishima.
Tekaridake, a mountain in the northern part of Shizuoka in Japan, is 2591 meters high. It features a big, bright rock, which is named Tekariishi.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040107/MPCPages.arcLast Updated: 2004-01-07

Alternate Designations
 1999 UZ2 = 1998 KH1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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