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100165 (1993 TN41)
Classification: Main-belt Asteroid          SPK-ID: 2100165
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02320918122621574 3.4484e-08  
a 2.743370273508327 1.5877e-08 au
q 2.679698895659859 1.0053e-07 au
i 5.585832660605504 4.4559e-06 deg
node 163.4323192231967 3.4528e-05 deg
peri 260.4033567845779 0.00010549 deg
M 268.3001994728463 0.00010061 deg
tp 2459423.257148273526
(2021-Jul-27.75714827)
0.00046394 TDB
period 1659.682709270483
4.54
1.4408e-05
3.945e-08
d
yr
n .2169089296340495 1.883e-09 deg/d
Q 2.807041651356795 1.6245e-08 au
  Orbit Determination Parameters
   # obs. used (total)      742  
   data-arc span      9884 days (27.06 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5242  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:07:41  

Additional Information
 Earth MOID = 1.69824 au 
 Jupiter MOID = 2.24608 au 
 T_jup = 3.342 
[ 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 15.4   n/a MPO436466  
diameter diameter 4.909 km 0.565 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100165 (1993 TN41)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1993 TN41 = 2000 EK194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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