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20155 Utewindolf (1996 TS11)
Classification: Main-belt Asteroid          SPK-ID: 2020155
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2351977137965617 3.4539e-08  
a 2.35227503270442 6.8558e-09 au
q 1.799025322791608 8.2665e-08 au
i 2.2182394681185 4.0476e-06 deg
node 9.404831589864603 8.87e-05 deg
peri 307.2170380358707 8.91e-05 deg
M 345.8099697291284 7.6192e-06 deg
tp 2459448.441130335240
(2021-Aug-21.94113033)
2.7939e-05 TDB
period 1317.742567404536
3.61
5.761e-06
1.577e-08
d
yr
n .2731944834331842 1.1944e-09 deg/d
Q 2.905524742617232 8.4683e-09 au
  Orbit Determination Parameters
   # obs. used (total)      726  
   data-arc span      9018 days (24.69 yr)  
   first obs. used      1996-10-11  
   last obs. used      2021-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56937  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 04:56:57  

Additional Information
 Earth MOID = .78604 au 
 Jupiter MOID = 2.40095 au 
 T_jup = 3.518 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457237.5 (2015-Aug-03.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2358670635947263 3.4668e-08  
q 1.796814658441751 8.2937e-08 au
tp 2456811.965295319351
(2014-Jun-03.46529532)
2.7385e-05 TDB
node 9.431044726065617 8.8669e-05 deg
peri 306.9887678270441 8.9065e-05 deg
i 2.220369284770996 4.0471e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      726  
   data-arc span      9018 days (24.69 yr)  
   first obs. used      1996-10-11  
   last obs. used      2021-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56937  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 04:56:57  

Additional Information
 Jupiter MOID = 2.40095 au 
 T_jup = 3.518 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.20186304149687E-15 -2.869790828265337E-15 2.498339347244976E-13 -4.699109984834657E-15 5.611853656131607E-14 -1.60559932614167E-15
q -2.869790828265337E-15 6.878593725419009E-15 -6.139984754570621E-13 1.149202763679208E-14 -1.37337921445349E-13 3.815134988051776E-15
tp 2.498339347244976E-13 -6.139984754570621E-13 7.499130405406578E-10 -7.834841533695723E-12 2.378418239705176E-10 -6.674534931262743E-13
node -4.699109984834657E-15 1.149202763679208E-14 -7.834841533695723E-12 7.862232058447302E-9 -7.857977290568989E-9 -4.548665772759979E-11
peri 5.611853656131607E-14 -1.37337921445349E-13 2.378418239705176E-10 -7.857977290568989E-9 7.93251179738269E-9 4.532151566428229E-11
i -1.60559932614167E-15 3.815134988051776E-15 -6.674534931262743E-13 -4.548665772759979E-11 4.532151566428229E-11 1.637873025006309E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.22   n/a E2021B10  

20155 Utewindolf           Discovered 1996 Oct. 13 by P. G. Comba at Prescott.
Ute Windolf of Prescott, Arizona, is a very dear and generous friend who was particularly helpful and supportive during the long terminal illness of the discoverer's wife.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020526/MPCPages.arcLast Updated: 2003-10-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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