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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09290276264629772 7.2876e-08  
a 2.669489818141228 1.8492e-08 au
q 2.421486839179745 1.9744e-07 au
i 10.66228760952134 7.1919e-06 deg
node 20.28080809635611 2.4895e-05 deg
peri 312.328517788068 4.0204e-05 deg
M 76.64176112719939 3.0592e-05 deg
tp 2458661.340641696949
(2019-Jun-26.84064170)
0.00013609 TDB
period 1593.091901769561
4.36
1.6554e-05
4.532e-08
d
yr
n .2259756638020206 2.3481e-09 deg/d
Q 2.917492797102711 2.021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      9543 days (26.13 yr)  
   first obs. used      1993-10-09  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54567  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:35:03  

Additional Information
 Earth MOID = 1.42702 au 
 Jupiter MOID = 2.43759 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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