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9080 Takayanagi (1994 TP)
Classification: Main-belt Asteroid          SPK-ID: 2009080
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1195601341375147 4.5085e-08  
a 3.138641220289619 1.7635e-08 au
q 2.763384854982259 1.453e-07 au
i 7.270071614559598 5.1305e-06 deg
node 201.9190339024407 2.7733e-05 deg
peri 190.0021641853944 3.2374e-05 deg
M 210.6512172550818 1.8655e-05 deg
tp 2459843.078017806021
(2022-Sep-20.57801781)
0.00010968 TDB
period 2031.004744968292
5.56
1.7118e-05
4.687e-08
d
yr
n .1772521708242589 1.4939e-09 deg/d
Q 3.513897585596979 1.9744e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1852  
   data-arc span      15621 days (42.77 yr)  
   first obs. used      1977-09-09  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47118  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:55:06  

Additional Information
 Earth MOID = 1.76933 au 
 Jupiter MOID = 1.9228 au 
 T_jup = 3.188 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0   n/a MPO473890  
diameter diameter 11.040 km 0.212 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.100   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9080 Takayanagi           Discovered 1994 Oct. 2 by K. Endate and K. Watanabe at Kitami.
Yuichi Takayanagi (b. 1939) is a leading science commentator and producer of science programs of NHK Broadcasting Corporation in Japan. He very often appears in television programs on astronomy and space development.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010509/MPCPages.arcLast Updated: 2009-05-11

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Alternate Designations
 1994 TP = 1977 RK20 = 1997 HL1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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