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Table 1

GMRT observation parameters for the Boötes field.

Parameter Central Flanking

Observation dates 3 June 2005 3–6 June 2006
Pointings Boötes Boötes A–F
Primary calibrator 3C 48 3C 48
Total time on calibrator 20 min 51 min
Secondary calibrator 3C 286 3C 286
Total time on calibrator 9 × 10 min 10 × 4.5 min (per day)
Cadence 50 min 30 min
Total time on target 359 min 205 min (per pointing)

Integration time 16.9 s
Polarisations RR, LL
Channels 128
Channel width 62.5 kHz
Total bandwidth 8.0 MHz
Central frequency 153 MHz

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