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Table 2

Time-delay measurements for SDSS J1001+5027.

Method ΔtAB [day]

Dispersion-like technique −120.5 +/−6.2 (3.6, 5.0)
Difference-smoothing technique −118.6 +/−3.7 (3.4, 1.4)
Regression difference technique −121.1 +/−3.8 (3.7, 1.0)
Free-knot spline technique −119.7 +/−2.6 (2.4, 0.8)
GP by Hojjati et al. (2013) −117.8 +/−3.2

Combined estimate (see text) −119.3 +/−3.3

Notes. The total 1σ error bars are given. Whenever possible, we give in parenthesis the breakdown of the error budget: (random, systematic).

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