Glimpses of the past activity of Sgr A★ inferred from X-ray echoes in Sgr C

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Table 3

Values of the line-of-sight angles and uniform cloud column densities, obtained by fitting the XMM-Newton and Chandra data with the Monte Carlo model.

Region	Angle (°)	N_H (10²³ cm⁻²)	χ²/d.o.f.
Sgr C1			423.6∕372
Sgr C2			234.0∕206
Sgr C4			436.2∕420

Notes. The metallicity is set to solar values.

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