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Table 1

Values used in Eq. (1).

Array β A eff τ Δν n p T B HPBW L
[m2] [s] [MHz] [K] [m]

MUST 0.99 36 5 × 10-3 575625 2 207 5 5.39°
LOFAR 0.66 8064 5 × 10-3 119150 2 907 300 0.43°
MeerKAT 0.66 ~5000 5 × 10-3 14001700 2 30 1000 0.52′

Notes. β accounts for digitisation losses; Aeff is the effective area; τ is the integration time; Δν is the observing bandwidth; np is the number of polarisations summed; T the system temperature given only for the zenith, where the sky temperature Tsky is included in T. In addition we list the maximum baseline B and the resulting HPBW at the lowest frequency in the band.

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