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15025 Uwontario (1998 TX28)
Classification: Main-belt Asteroid          SPK-ID: 2015025
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1068857102821903 3.8167e-08  
a 3.196252699227393 2.2483e-08 au
q 2.854618959229105 1.2813e-07 au
i 7.277492822929164 4.7166e-06 deg
node 31.19201027067314 3.5706e-05 deg
peri 71.76036083582775 4.2702e-05 deg
M 254.624350873869 2.5374e-05 deg
tp 2459811.439001450690
(2022-Aug-19.93900145)
0.00014924 TDB
period 2087.180884257141
5.71
2.2023e-05
6.03e-08
d
yr
n .1724814570291206 1.8199e-09 deg/d
Q 3.537886439225681 2.4886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1154  
   data-arc span      24002 days (65.71 yr)  
   first obs. used      1955-04-21  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53838  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:45:22  

Additional Information
 Earth MOID = 1.88209 au 
 Jupiter MOID = 1.64965 au 
 T_jup = 3.174 
[ 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 13.79   n/a E2021B10  

15025 Uwontario           Discovered 1998 Oct. 15 by Spacewatch at Kitt Peak.
Founded in 1878, the University of Western Ontario is located in London. The Hume Cronyn Observatory was built on campus in 1940, and the university has a 1.2-m telescope at the Elginfield Observatory. The name was suggested by R. Jedicke and P. Jedicke.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050523/MPCPages.arcLast Updated: 2005-07-21

[ show close-approach data ]
Alternate Designations
 1998 TX28 = 1981 UX8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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