Table 1

Main characteristics of the SAMM telescope.

Telescope Celestron 9.25″ EDGE
Detector Zyla 5.5 sCMOS
Mount Avalon Instruments M3
FOV 8.3 × 9.8 arcmin
Resolution 0.23 arcsec/pix
Wavelength 589 nm (Na) & 770 nm (K)
Exposure time × single image 1–3 ms
Acquisition time × 1 set (=1 image × 4 LCVR states) 0.8 s
Acquisition time × 100 sets (cadence) 80 s
Sensitivity limit ̴10 Gauss*
Resolution doppler limit ̴10 m/s**

Expected from Figure 3 of Vogt et al. (1999).


Expected from Table 1 in Oliviero et al. (2002).

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