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100044 (1991 TX)
Classification: Main-belt Asteroid          SPK-ID: 2100044
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2825778685489994 7.1648e-08  
a 2.40689852034532 1.9265e-08 au
q 1.726762266652399 1.7932e-07 au
i 24.17408068197919 6.7963e-06 deg
node 76.62088489773726 1.4983e-05 deg
peri 284.9828702505184 1.9262e-05 deg
M 301.9305331924108 2.0146e-05 deg
tp 2459420.503927744332
(2021-Jul-25.00392774)		 7.8141e-05 TDB
period 1363.90806291351
3.73		 1.6375e-05
4.483e-08		 d
yr
n .2639474094983987 3.169e-09 deg/d
Q 3.087034774038242 2.4709e-08 au
   Orbit Determination Parameters
   # obs. used (total)      481  
   data-arc span      10494 days (28.73 yr)  
   first obs. used      1991-10-01  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64128  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:08:24  

Additional Information
 Earth MOID = .875368 au 
 Jupiter MOID = 2.73103 au 
 T_jup = 3.352 
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Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.11   n/a E2021B55  

100044 (1991 TX)          Discovered 1991-Oct-01 by McNaught, R. H. at Siding Spring
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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