| Ref. CAT | PI | Awarded nights | Instrument | Large program | Title |
|---|
| 3-Mercator1-A/25B | Jesús Maíz Apellániz | 3 A | HERMES | - | A high-resolution spectroscopic survey of the bright OB stars in the ALS catalog with Gaia data |
| 4-Mercator5/25B | Jesús Maíz Apellániz | 7 D | HERMES | - | Apsidal Motion in Massive Binaries: Unveiling Stellar Interiors! |
| 34-Mercator6/25B | Michael Abdul-Masih | 9 A | HERMES | - | Hidden in plain sight: characterizing 38 newly discovered massive interacting binary systems using TESS + HERMES |
| 108-Mercator8-A/25B | Manuel Sánchez Benavente | 6 G | HERMES | - | Improving the distance scale using RR Lyrae stars |
| 108-Mercator9-B/25B | Manuel Sánchez Benavente | 4 G | HERMES | - | Improving the distance scale using RR Lyrae stars |