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147918 Chiayi (2006 UU214)
Classification: Main-belt Asteroid          SPK-ID: 2147918
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1981789919409499 4.5152e-08  
a 2.358546030872643 1.5168e-08 au
q 1.891131756027974 1.0665e-07 au
i 4.596358342969969 6.4823e-06 deg
node 354.02113072 6.2138e-05 deg
peri 104.9921176517284 6.5804e-05 deg
M 285.3457099547352 2.6245e-05 deg
tp 2459474.857748866228
(2021-Sep-17.35774887)
9.8532e-05 TDB
period 1323.015590021096
3.62
1.2763e-05
3.494e-08
d
yr
n .2721056370879649 2.6249e-09 deg/d
Q 2.825960305717312 1.8174e-08 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      7569 days (20.72 yr)  
   first obs. used      2000-01-04  
   last obs. used      2020-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63329  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:13:08  

Additional Information
 Earth MOID = .913932 au 
 Jupiter MOID = 2.34669 au 
 T_jup = 3.522 
[ show covariance matrix ]

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 17.29   n/a E2021B55  

147918 Chiayi           Discovered 2006 Oct. 25 by Q.-z. Ye and H.-C. Lin at Lulin Observatory.
Chiayi is the county in the middle of Taiwan where Lulin Observatory is located. Chiayi county has many tourist attractions, including the world's first monument to the Tropic of Cancer and the scenic Ali Mountain with a mountain railway leading to the summit to view the fantastic "sea of clouds".
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30

[ show close-approach data ]
Alternate Designations
 2006 UU214 = 2000 AN135 = 2002 RF260 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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