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Table 1
GBT mapping observation parameters.
| Project code | AGBT16B_225 |
| 5, 6, 8, 9, 10, 15 and | |
| Observation dates | 17 of November 2016 |
| and 2 of December 2016. | |
| Polarizations | XX,YY |
| Spectral windows | 27 |
| 1156, 1176, 1196, | |
| 1217, 1240, 1259, | |
| 1281, 1304, 1327, | |
| 1351, 1375, 1400, | |
| Spectral window | 1420.4, 1425, 1451, |
| frequencies (MHz) | |
| 1478, 1505, 1533, | |
| 1561, 1591, 1608, | |
| 1621, 1652, 1665.4, | |
| 1684, 1716, 1720.53 | |
| Spectral window | |
| bandwidth (MHz) | 23.44 |
| Channels per spectral window | 65536 |
| Integration time | |
| per spectral dump (s) | 10.57 |
| Absolute flux calibrator | 3C123 |
| Total observing time | 15h |
| Principal quantum numbers (a) | 156–178 |
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