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Table 1.
Observation and H I cube properties.
| Property | Mk-36 observation | Mk-62 observation |
|---|---|---|
| Date | 2 June 2018 | 16 June 2018 |
| ID | 20180601-0009 | 20180615-0039 |
| Time on target | 8 h | 7 h |
| Number of antennas | 36 | 62 |
| Pointing centre (J2000) | 03h 22m 41.7s, −37d 12′ 30.0″ | |
| Available bandwidth | 856–1712 MHz | |
| H I cube frequency range | 1402–1420 MHz | |
| H I cube spectral resolution | 209 kHz (44.1 km s−1 at z ∼ 0) | |
| H I cube pixel size | 6.5″ | |
| H I cube weight | Robust = 0.5 and 20″ taper | |
| H I cube rms noise | 90 μJy beam−1 | |
| H I cube restoring beam | 33.0″ × 29.2″ | |
| 3σ H I column density | 1.4 × 1019 atoms cm−2 | |
Notes. The measurements of the H I cube rms noise and column density (over a single channel of 44.1 km s−1) were taken in the pointing centre and restoring beam was taken from the centre channel.
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