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249647 (1999 TE238)
Classification: Main-belt Asteroid          SPK-ID: 2249647
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1230142796991179 5.3328e-08  
a 2.419728692024838 1.4808e-08 au
q 2.122067509908114 1.2762e-07 au
i 7.246536471370231 4.0614e-06 deg
node 71.25585336481507 3.8984e-05 deg
peri 287.2917520745349 4.221e-05 deg
M 295.6922519273913 1.8374e-05 deg
tp 2459642.089185689906
(2022-Mar-03.58918569)
7.1477e-05 TDB
period 1374.828220520827
3.76
1.2621e-05
3.455e-08
d
yr
n .2618508949893543 2.4037e-09 deg/d
Q 2.717389874141563 1.663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      441  
   data-arc span      7533 days (20.62 yr)  
   first obs. used      1999-10-04  
   last obs. used      2020-05-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54847  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 11:40:07  

Additional Information
 Earth MOID = 1.13161 au 
 Jupiter MOID = 2.73702 au 
 T_jup = 3.493 
[ 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 16.36   n/a E2021B55  

249647 (1999 TE238)          Discovered 1999-Oct-04 by CSS at Catalina
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

Alternate Designations
 1999 TE238 = 2003 WM133 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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