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2010 Chebyshev (1969 TL4)
Classification: Main-belt Asteroid          SPK-ID: 2002010
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1902258797116096 3.5744e-08  
a 3.088437565348919 1.2377e-08 au
q 2.500936812546039 1.107e-07 au
i 2.39731280088339 4.322e-06 deg
node 8.532891306788343 7.2122e-05 deg
peri 32.9508056956794 7.27e-05 deg
M 164.6862036696842 9.4656e-06 deg
tp 2458489.595861345517
(2019-Jan-06.09586135)
5.0508e-05 TDB
period 1982.470192648651
5.43
1.1917e-05
3.263e-08
d
yr
n .1815916331730704 1.0916e-09 deg/d
Q 3.675938318151799 1.4731e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3331  
   data-arc span      32783 days (89.75 yr)  
   first obs. used      1931-10-31  
   last obs. used      2021-08-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43387  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 08:16:25  

Additional Information
 Earth MOID = 1.50916 au 
 Jupiter MOID = 1.75169 au 
 T_jup = 3.196 
[ 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 11.61   n/a MPO636092  
diameter diameter 24.649 km 0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
B-V BV 0.705   0.040 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=15.25 deg.
U-B UB 0.339   0.065 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=15.25 deg.
Tholen spectral type spec_T BU:   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo

2010 Chebyshev (1969 TL4)          Discovered 1969-Oct-13 by Burnasheva, B. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1969 TL4 = 1931 VA = 1948 YA = 1958 TF1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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