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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 ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2351977129629744 3.4048e-08  
a 2.352275032394648 6.2839e-09 au
q 1.79902532451552 8.1853e-08 au
i 2.218238530549432 3.5674e-06 deg
node 9.404828575799362 8.7828e-05 deg
peri 307.2170407720685 8.8192e-05 deg
M 345.8099701864902 6.456e-06 deg
tp 2459448.441128650854
(2021-Aug-21.94112865)
2.3633e-05 TDB
period 1317.742567144234
3.61
5.2803e-06
1.446e-08
d
yr
n .2731944834871499 1.0947e-09 deg/d
Q 2.905524740273775 7.7618e-09 au
  Orbit Determination Parameters
   # obs. used (total)      799  
   data-arc span      9068 days (24.83 yr)  
   first obs. used      1996-10-11  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54957  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 22:30:20  

Additional Information
 Earth MOID = .78604 au 
 Jupiter MOID = 2.40095 au 
 T_jup = 3.518 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457415.5 (2016-Jan-28.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2355667052123421 3.4153e-08  
q 1.797975444148993 8.2067e-08 au
tp 2456811.824615609935
(2014-Jun-03.32461561)
2.5493e-05 TDB
node 9.430963793187011 8.7777e-05 deg
peri 307.0127735557421 8.8139e-05 deg
i 2.220366853518953 3.5675e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      799  
   data-arc span      9068 days (24.83 yr)  
   first obs. used      1996-10-11  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54957  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 22:30:20  

Additional Information
 Jupiter MOID = 2.40095 au 
 T_jup = 3.518 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.166401491182567E-15 -2.798564619293657E-15 1.90186163074079E-13 -7.498571825727395E-15 4.439002390613041E-14 -2.124691350439511E-15
q -2.798564619293657E-15 6.735041528402753E-15 -4.934503246089178E-13 1.865962406183408E-14 -1.148315173633358E-13 5.10675572909633E-15
tp 1.90186163074079E-13 -4.934503246089178E-13 6.498711676536559E-10 -5.677605549935065E-12 2.116297303293571E-10 -4.13700957300606E-13
node -7.498571825727395E-15 1.865962406183408E-14 -5.677605549935065E-12 7.704792354056622E-9 -7.700073035547769E-9 -6.783953460128617E-11
peri 4.439002390613041E-14 -1.148315173633358E-13 2.116297303293571E-10 -7.700073035547769E-9 7.768409302715416E-9 6.773044989607761E-11
i -2.124691350439511E-15 5.10675572909633E-15 -4.13700957300606E-13 -6.783953460128617E-11 6.773044989607761E-11 1.272731736218505E-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 16.26   n/a MPO636367  

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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