Open Access
Table 1
Location of the PWV radiometer instruments of APEX (Llano de Chajnantor, Chile) and LHATPRO (Cerro Paranal, Chile) and the surrounding MERRA-2 evaluated grid points shown in Fig. 1.
| APEX | LHATPRO | |||
|---|---|---|---|---|
| Latitude (deg) | Longitude (deg) | Latitude (deg) | Longitude (deg) | |
| Instrument site location | −23.008 | −67.759 | −24.627 | −70.404 |
| MERRA-2 Northwest (NW) | −23 | −68.125 | −24.5(*) | −70.625(*) |
| MERRA-2 Northeast (NE) | −23(*) | −67.5(*) | −24.5 | −70 |
| MERRA-2 Southwest (SW) | −23.5 | −68.125 | −25 | −70.625 |
| MERRA-2 Southeast (SE) | −23.5 | −67.5 | −25 | −70 |
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