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91651 (1999 TU100)
Classification: Main-belt Asteroid          SPK-ID: 2091651
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03651822875433827 3.8961e-08  
a 3.165418646862636 2.2949e-08 au
q 3.049823164613259 1.3294e-07 au
i 21.50354152526158 4.1682e-06 deg
node 181.0009900371407 9.9248e-06 deg
peri 155.7133855906073 5.7295e-05 deg
M 282.7226552094718 5.6833e-05 deg
tp 2459442.065213336362
(2021-Aug-15.56521334)
0.00032468 TDB
period 2057.051484260807
5.63
2.237e-05
6.125e-08
d
yr
n .1750077733855867 1.9032e-09 deg/d
Q 3.281014129112013 2.3787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      957  
   data-arc span      7564 days (20.71 yr)  
   first obs. used      1999-10-02  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51828  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:40:47  

Additional Information
 Earth MOID = 2.05084 au 
 Jupiter MOID = 1.89202 au 
 T_jup = 3.094 
[ 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 13.9   n/a MPO432454  

91651 (1999 TU100)          Discovered 1999-Oct-02 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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