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Table 5

Summary of time delays for HS 2209+1914 obtained by the four different methods on the complete light curve with data from Euler, Mercator, Maidanak, and HCT.

Method ΔtBA in days

Dispersion 20.99 ± 10.09 (9.74, 2.60)
Regression 20.08 ± 13.78 (11.50, 7.58)
Spline 19.77 ± 6.03 (5.71, 1.95)
NMF 19.28 ± 1.48

Notes.The indicated error is the total error. Between brackets we mention the random and the systematic error for the first three methods as explained in the text.

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