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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1896565612629999 4.1168e-08  
a 3.090327106454308 1.394e-08 au
q 2.504226294266347 1.2953e-07 au
i 2.396558474094789 4.9327e-06 deg
node 8.549979146401382 8.8369e-05 deg
peri 33.10539436111902 8.9022e-05 deg
M 20.08408255260306 1.0169e-05 deg
tp 2458489.798220825509
(2019-Jan-06.29822083)
5.5949e-05 TDB
period 1984.289817492879
5.43
1.3426e-05
3.676e-08
d
yr
n .1814251108010294 1.2275e-09 deg/d
Q 3.676427918642268 1.6583e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2367  
   data-arc span      32142 days (88.00 yr)  
   first obs. used      1931-10-31  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48686  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:11:17  

Additional Information
 Earth MOID = 1.51252 au 
 Jupiter MOID = 1.74681 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 11.62   n/a PDS3 (MPC 17264)  
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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