Revealing the inner workings of the lensed quasar SDSS J1339+1310: Insights from microlensing analysis

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Volume 689 (September 2024)

A&A, 689 (2024) A129

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Table 3.

Differential microlensing measurements and corresponding size estimates in the continuum.

λ_cont (Å)	Δλ_cont (Å)	μ_BA (mag)	R_1/2 (lt-days)
(1)	(2)	(3)	(4)
1147	12	−2.0 ± 0.1	$0 . 6_{- 0.3}^{+ 0.6}$ $0.6_{-0.3}^{+0.6}$
1290	6	−2.0 ± 0.1	$0 . 6_{- 0.3}^{+ 0.7}$ $0.6_{-0.3}^{+0.7}$
1351	9	−1.9 ± 0.5	$0 . 6_{- 0.3}^{+ 0.6}$ $0.6_{-0.3}^{+0.6}$
1459	13	−1.7 ± 0.4	$0 . 7_{- 0.3}^{+ 0.5}$ $0.7_{-0.3}^{+0.5}$
1703	17	−1.4 ± 0.3	$0 . 9_{- 0.3}^{+ 0.7}$ $0.9_{-0.3}^{+0.7}$
1802	15	−1.8 ± 0.1	$0 . 6_{- 0.2}^{+ 0.5}$ $0.6_{-0.2}^{+0.5}$
2000	17	−1.7 ± 0.2	$0 . 6_{- 0.2}^{+ 0.5}$ $0.6_{-0.2}^{+0.5}$
2658	19	−1.4 ± 0.2	$1 . 0_{- 0.4}^{+ 0.9}$ $1.0_{-0.4}^{+0.9}$
2859	10	−1.3 ± 0.2	$1 . 2_{- 0.6}^{+ 0.9}$ $1.2_{-0.6}^{+0.9}$

Notes. Col. (1): Average central wavelength of the continuum. Col. (2): Average wavelength window used for computing the magnitude differences in the continuum. Col. (3): Average differential microlensing measurements between the images A and B and scatter observed across different epochs. Col. (4): Continuum-emitting region size estimates.

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