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249939 (2001 TX141)
Classification: Main-belt Asteroid          SPK-ID: 2249939
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1733268010980719 4.3938e-08  
a 2.774536143408206 2.5551e-08 au
q 2.29363466914028 1.2894e-07 au
i 8.374491727049254 8.421e-06 deg
node 57.30863895721039 3.5387e-05 deg
peri 263.893629100612 4.5962e-05 deg
M 49.84046783254091 2.4899e-05 deg
tp 2458766.797361111144
(2019-Oct-10.29736111)
0.00011693 TDB
period 1688.044949390659
4.62
2.3318e-05
6.384e-08
d
yr
n .2132644632063564 2.9459e-09 deg/d
Q 3.255437617676131 2.9979e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      6514 days (17.83 yr)  
   first obs. used      2001-09-25  
   last obs. used      2019-07-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60338  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:19:19  

Additional Information
 Earth MOID = 1.29972 au 
 Jupiter MOID = 2.11386 au 
 T_jup = 3.298 
[ 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 16.4   n/a MPO437160  
diameter diameter 3.247 km 0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249939 (2001 TX141)          Discovered 2001-Oct-10 by NEAT at Palomar
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

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