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100146 (1993 TQ15)
Classification: Main-belt Asteroid          SPK-ID: 2100146
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09292383027152258 6.5477e-08  
a 2.670028764578463 1.6064e-08 au
q 2.42191946483869 1.7381e-07 au
i 10.66154583492892 4.7921e-06 deg
node 20.27369923853267 2.4332e-05 deg
peri 312.4622856005032 3.393e-05 deg
M 121.6945445393215 2.4404e-05 deg
tp 2458661.807479162993
(2019-Jun-27.30747916)
0.00010729 TDB
period 1593.57437291415
4.36
1.4382e-05
3.938e-08
d
yr
n .2259072473295817 2.0388e-09 deg/d
Q 2.918138064318235 1.7557e-08 au
  Orbit Determination Parameters
   # obs. used (total)      608  
   data-arc span      9961 days (27.27 yr)  
   first obs. used      1993-10-09  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53118  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:24:34  

Additional Information
 Earth MOID = 1.4256 au 
 Jupiter MOID = 2.43652 au 
 T_jup = 3.351 
[ 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 15.7   n/a MPO449609  
diameter diameter 4.661 km 0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100146 (1993 TQ15)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1993 TQ15 = 2002 VA64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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