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40806 (1999 TX41)
Classification: Main-belt Asteroid          SPK-ID: 2040806
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1631926949571019 4.057e-08  
a 2.363160443687645 7.7199e-09 au
q 1.977509922266238 9.8245e-08 au
i 1.640574582334285 3.9e-06 deg
node 250.4191851654464 0.00014169 deg
peri 356.0897815384091 0.00014225 deg
M 87.95893533401151 1.2484e-05 deg
tp 2459072.297990204720
(2020-Aug-10.79799020)
4.5998e-05 TDB
period 1326.900139060356
3.63
6.502e-06
1.78e-08
d
yr
n .2713090378111904 1.3294e-09 deg/d
Q 2.748810965109052 8.9797e-09 au
  Orbit Determination Parameters
   # obs. used (total)      754  
   data-arc span      10181 days (27.87 yr)  
   first obs. used      1992-10-21  
   last obs. used      2020-09-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57691  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 20:50:36  

Additional Information
 Earth MOID = .964186 au 
 Jupiter MOID = 2.27333 au 
 T_jup = 3.531 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.29   n/a E2021B10  
rotation period rot_per 6.41500 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]

40806 (1999 TX41)          Discovered 1999-Oct-03 by Spacewatch at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TX41 = 1998 EB1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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