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Table A.3.

Parameters d, v, mlens and Mcenter for five possible lensing scenarios given the maximum magnification of A = 6.3 and the combined mass of the two BHs Mcenter + mlens ≈ 5 × 108M.

Scenario 0 Scenario 1 Scenario 2 Scenario 3 Scenario 4
d [ld] 110 160 250 400 1000
v [km s−1] 4840 4020 3200 2550 1610
mlens 2.5 × 108 M 1.2 × 108 M 4.8     × 107 M 1.9     × 107 M 3 × 106 M
Mcenter 2.5 × 108 M 3.8 × 108 M 4.5     × 108 M 4.86 × 108 M 5.0 × 108 M
Mcenter + mlens 5.0 × 108 M 5.0 × 108 M 4.98 × 108 M 5.05 × 108 M 5.03 × 108 M
torbit [yr] 118 205 405 813 3216

Notes. The scenarios cover the distance parameter space of 110 ld ≤ d ≤ 1000 ld and, correspondingly, the velocity parameter space of 4840 km s−1 ≥ v ≥ 1600 km s−1 for the lensing object.

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