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118155 (5141 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2118155
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1559858659158335 3.505e-08  
a 2.811564336488887 1.559e-08 au
q 2.373000038883592 1.0073e-07 au
i 9.931732260154254 4.6613e-06 deg
node 104.3126495063622 2.2093e-05 deg
peri 299.545432205132 2.6982e-05 deg
M 40.19966354558019 1.4523e-05 deg
tp 2459008.217224154221
(2020-Jun-07.71722415)
6.9204e-05 TDB
period 1721.949717962033
4.71
1.4322e-05
3.921e-08
d
yr
n .2090653381133964 1.7389e-09 deg/d
Q 3.250128634094182 1.8022e-08 au
  Orbit Determination Parameters
   # obs. used (total)      551  
   data-arc span      15857 days (43.41 yr)  
   first obs. used      1977-10-11  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53333  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:58  

Additional Information
 Earth MOID = 1.40051 au 
 Jupiter MOID = 2.16891 au 
 T_jup = 3.281 
[ 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 15.5   n/a MPO453652  

118155 (5141 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 5141 T-3 = 2001 XF209 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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