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17462 Takahisa (1990 UP1)
Classification: Main-belt Asteroid          SPK-ID: 2017462
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1787075448702985 3.6116e-08  
a 2.271594481635566 8.3487e-09 au
q 1.865643408881556 8.2803e-08 au
i 8.863194251748439 3.8847e-06 deg
node 55.82718155332839 2.5032e-05 deg
peri 354.6018106385685 2.7234e-05 deg
M 107.9368083673209 1.0855e-05 deg
tp 2458225.560059918142
(2018-Apr-17.06005992)
3.7065e-05 TDB
period 1250.531495892697
3.42
6.8941e-06
1.888e-08
d
yr
n .2878775953923597 1.587e-09 deg/d
Q 2.677545554389577 9.8407e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1603  
   data-arc span      10433 days (28.56 yr)  
   first obs. used      1990-10-16  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49749  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:31:08  

Additional Information
 Earth MOID = .876151 au 
 Jupiter MOID = 2.69427 au 
 T_jup = 3.575 
[ 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 14.4   n/a MPO332981  
diameter diameter 2.814 km 0.538 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.398   0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

17462 Takahisa           Discovered 1990 Oct. 22 by K. Endate and K. Watanabe at Kitami.
Takahisa Morita (b. 1933) is a Japanese amateur astronomer who regularly opens his personal telescope to the public. He is particularly skilled at sunspot and prominence photography, and his images often grace the pages of Japanese astronomical magazines.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20121228/MPCPages.arcLast Updated: 2013-01-02

Alternate Designations
 1990 UP1 = 1990 UP14 = 1999 JB27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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