| Band | Ref. CAT | PI | Awarded hours | Instrument | Program |
|---|
| A | 138-GTC107-A/19A | Alberto Javier Castro Tirado | 10 A (1 hrs) | Osiris | GTC follow-up of gravitational radiation sources in the Multi-messenger Era |
| A | 138-GTC108-B/19A | Alberto Javier Castro Tirado | 20 A (1.2 hrs) | Osiris | GTC follow-up of gravitational radiation sources in the Multi-messenger Era |
| A visitor | 138-GTC109-C/19A | Alberto Javier Castro Tirado | 10 A (1 hrs) | HIPERCAM | GTC follow-up of gravitational radiation sources in the Multi-messenger Era |
| A | 138-GTC110-D/19A | Alberto Javier Castro Tirado | 12 A (1 hrs) | EMIR | GTC follow-up of gravitational radiation sources in the Multi-messenger Era |
| A | 99-GTC68/19A | Ignacio Trujillo Cabrera | A (37.5 hrs) | EMIR | The first galaxies with GTC |
| A | 57-GTC34/19A | Antonio Hernán Caballero | G (12 hrs) | Osiris | Fireflies in the mist: the nature of faint Lyman alpha emitters at the epoch of Reionization |
| A | 38-GTC23/19A | Teodoro Muñoz Darias | 10 A (1 hrs) | Osiris | X-ray Binary Transients: High excitation emission lines, wind and nebulae. |
| A Visitor | 69-GTC48/19A | Pablo Rodríguez Gil | D (9 hrs) | HIPERCAM | Tides and gravitational waves in a new seven minute orbital period double white dwarf binary system |
| A | 118-GTC83-A/19A | Rui Marques Chaves | A (7.5 hrs) | EMIR | Extremely UV-luminous star-forming galaxies: unveiling the very early phase of SMGs |
| A | 118-GTC84-B/19A | Rui Marques Chaves | D (5 hrs) | Osiris | Extremely UV-luminous star-forming galaxies: unveiling the very early phase of SMGs |
| A visitor | 146-GTC115/19A | Pablo Rodríguez Gil | G (3 hrs) | HIPERCAM | Timing of the Eclipsing AM CVn Binary Gaia14aae |
| A | 117-GTC81-A/19A | Ismael Pérez Fournon | 2 A (1.2 hrs) | Osiris | Measuring Time Delays of Strongly Lensed Supernovae for Precision Cosmology |
| A | 117-GTC82-B/19A | Ismael Pérez Fournon | 8 A (1.2 hrs) | Osiris | Measuring Time Delays of Strongly Lensed Supernovae for Precision Cosmology |
| A visitor | 44-GTC25/19A | Julia de Leon Cruz | D (18 hrs) | Osiris | Time-series photometry of binary near-Earth asteroid Didymos, target of the ESA Hera and NASA DART missions |
| B | 68-GTC47/19A | Pablo G. Pérez González | A (42 hrs) | EMIR | Diving into the details of the Star Formation History of high-z massive quiescent galaxies: alpha-element abundances, metallicities, and the IMF |
| B | 20-GTC14/19A | Montserrat Villar Martin | A (17.2 hrs) | EMIR | Searching for the most powerful quasar outflows with GTC-EMIR |
| B | 105-GTC72/19A | Ignacio Trujillo Cabrera | D (6 hrs) | HIPERCAM | A potential dark galaxy in the Leo I group |
| B | 46-GTC26/19A | Hans J. Deeg | 20 A (0.5 hrs) | Osiris | Being ready when it wakes up: Resolving the mystery of the 'Where's the flux' star |
| B visitor | 114-GTC79/19A | Vikram Dhillon | D (6.4 hrs) | HIPERCAM | Untangling the webs of two "spider" binaries |
| B | 154-GTC144/19A | Christina Thoene | G (19 hrs) | MEGARA | 3D kinematics and abundances in SLSN hosts with MEGARA |
| B | 160-GTC147/19A | África Castillo Morales | G (11.2 hrs) | MEGARA | Studying Galactic Winds with MEGARA |
| B | 7-GTC3/19A | Mar Mezcua Pallerola | A (14 hrs) | EMIR | Hunting the seeds of supermassive black holes |
| B | 71-GTC49-A/19A | Javier Licandro Goldaracena | 4 A (1 hrs) | Osiris | Characterizing new discovered faint Main Belt Comets |
| B | 71-GTC50-B/19A | Javier Licandro Goldaracena | 2 A (1 hrs) | Osiris | Characterizing new discovered faint Main Belt Comets |
| B | 164-GTC150/19A | Ismael Pérez Fournon | G (2 hrs) | MEGARA | Dissecting A Compact and Massive Post-starburst Galaxy at z = 1.2 through A Magnifying Glass |
| B visitor | 75-GTC52/19A | Nancy Elias Rosa | D (1 hrs) | HIPERCAM | Unveiling the nature of interacting supernovae or supernova impostors with HiPERCAM. |
| B visitor | 107-GTC73/19A | Tariq Shahbaz | 2 A (2 hrs) | HIPERCAM | Probing plasma acceleration zones in the inner jets of X-ray binaries |
| B | 13-GTC7/19A | Adriana de Lorenzo-Cáceres Rodríguez | G (7 hrs) | MEGARA | Probing inner bars as promoters of LINER- and Seyfert-like nuclear activity |
| B | 63-GTC39/19A | Almudena Alonso Herrero | D (7 hrs) | MEGARA | Resolving the ionized outflows in local Seyfert galaxies with GTC/MEGARA |
| B | 119-GTC85/19A | Javier Licandro Goldaracena | D (3.5 hrs) | Osiris | Physical and compositional characterization of objects with a likely interstellar origin using visible spectra with GTC |
| B | 14-GTC8/19A | Jairo Mendez Abreu | G (18 hrs) | MEGARA | The Faber-Jackson relation of extremely low-mass bulges. Clues to problem of bulgeless galaxies in the Universe. |
| B | 40-GTC24/19A | Michael Beasley | G (27 hrs) | Osiris | Jewels in the Hat: Deep spectroscopy of Globular Clusters in the Sombrero Galaxy |
| B visitor | 67-GTC45-A/19A | Nuria Huelamo Bautista | A (7 hrs) | Osiris | Spectroscopic characterization of ultra-cool members of IC4665 |
| B visitor | 67-GTC46-B/19A | Nuria Huelamo Bautista | A (17.5 hrs) | EMIR | Spectroscopic characterization of ultra-cool members of IC4665 |
| B | 103-GTC70/19A | Anastasio Díaz Sánchez | G (6 hrs) | Osiris | Lensing model for the reconstruction of the ultra bright Submillimetre Galaxy 'Cosmic Eyebrow' and optical spectra of its lensed images |
| B | 125-GTC89-A/19A | Maria Luisa Garcia Vargas | G (2 hrs) | MEGARA | Unveiling the stellar population in the peculiar low metallicity star forming galaxy J0159+0751 |
| B | 125-GTC90-B/19A | Maria Luisa Garcia Vargas | G (2 hrs) | MEGARA | Unveiling the stellar population in the peculiar low metallicity star forming galaxy J0159+0751 |
| B | 125-GTC91-C/19A | Maria Luisa Garcia Vargas | G (3 hrs) | MEGARA | Unveiling the stellar population in the peculiar low metallicity star forming galaxy J0159+0751 |
| B visitor | 163-GTC149/19A | Cristina Martinez Lombilla | D (2.9 hrs) | HIPERCAM | Thick disk multi-band properties from ultra-deep imaging of UGC 9665 |
| B visitor | 91-GTC65/19A | Silvia Mateos Ibañez | G (23 hrs) | EMIR | Revealing the true fraction of highly obscured AGN in the redshift<1 Universe |
| B | 52-GTC30/19A | Jose M Diego Rodriguez | D (18.9 hrs) | Osiris | Confirmation of high redshift Herschel IR lensed sources |
| B | 24-GTC16/19A | Guo Chen | A (10 hrs) | Osiris | Searching for alkali metals in the atmosphere of a newly discovered super Neptune |
| B visitor | 50-GTC28/19A | Montserrat Villar Martin | G (18 hrs) | Osiris | Galaxy scale radio mode feedback in radio quiet quasars |
| B | 80-GTC55/19A | Eduardo Martin Guerrero de Escalante | D (7 hrs) | Osiris | The lithium depletion boundary in the second nearest open clusters: Coma Berenices |
| B | 90-GTC64/19A | María Rosa Zapatero Osorio | A (10 hrs) | Osiris | Mass Measurements Across the Hydrogen Burning Limit: Astrometric Orbits for Spectral Binaries |
| C | 8-GTC4/19A | Cesar Esteban Lopez | D (9 hrs) | Osiris | The shape of the N/O gradient in the inner Galactic disc |
| C | 104-GTC71/19A | Alberto Rebassa Mansergas | G (4.5 hrs) | Osiris | Establishing the nature of a chemically and kinematically peculiar white dwarf |
| C | 147-GTC116-A/19A | Cristina Ramos Almeida | A (24 hrs) | EMIR | A multiphase investigation of AGN feedback and its impact on the galaxies ISM |
| C | 147-GTC117-B/19A | Cristina Ramos Almeida | A (23 hrs) | CanariCam | A multiphase investigation of AGN feedback and its impact on the galaxies ISM |
| C | 84-GTC58/19A | David Jones | D (4 hrs) | Osiris | Constraining the component masses of “fresh-out-of-the-oven” post-common-envelope binaries |
| C | 55-GTC32/19A | Kazushi Iwasawa | G (29.6 hrs) | Osiris | GTC complete census of the most distant quasars at z ~ 7 |
| C | 79-GTC54/19A | Bruno Rodriguez Del Pino | D (24.3 hrs) | EMIR | Characterizing the Halpha emission from the galaxy overdensity BOSS1441 at z = 2.32 |
| C | 85-GTC59/19A | Jorge Sanchez Almeida | G (2.5 hrs) | MEGARA | The gas around local primitive galaxies: follow-up of Kiso5639 |
| C | 54-GTC31/19A | Angeles Diaz Beltran | D (5 hrs) | MEGARA | Mapping stellar feedback in low metallicity starburst galaxies with large N/O and He/H excess |
| C | 156-GTC146/19A | Manuel Ángel Pérez Torres | G (14 hrs) | Osiris | The demographics of stellar-mass black holes |
| C | 130-GTC99/19A | Sara Cazzoli | G (16.2 hrs) | MEGARA | LINERs as new laboratories for outflows and feedback. |
| C | 12-GTC6/19A | Anna Ferré-Mateu | D (10 hrs) | MEGARA | Hidden gems: revealing the origins of young local compact massive galaxies |
| C | 155-GTC145/19A | Ignacio Trujillo Cabrera | D (20 hrs) | MEGARA | Measuring the real-time growth of disk galaxies |
| C | 145-GTC114/19A | Cristobal Bordiu | A (2 hrs) | EMIR | Spectroscopic characterization of the LBV candidate MGE042.0787+00.5084 |
| C | 60-GTC36/19A | Ignacio Ferreras | G (20.4 hrs) | MEGARA | The role of environment in the formation of relic massive ultracompact galaxies |
| C | 115-GTC80/19A | Jesus Falcon Barroso | D (30.45 hrs) | MEGARA | Resolving Bimodalities and Fundamental Trends in Virgo Cluster Galaxies |
| C | 121-GTC87/19A | Helmut Dannerbauer | D (10.35 hrs) | HIPERCAM | Unveiling Galaxy Cluster Formation with HiPERCAM |
| C | 144-GTC113/19A | Luis Julián Goicoechea Santamaría | A (3.2 hrs) | EMIR | NIR spectroscopy of gravitationally lensed quasars |
| C | 35-GTC22/19A | Eleni Kalfountzou | G (6 hrs) | MEGARA | SDSS J1056+5516: A supermassive black hole recoil caught in the act? |
| C | 76-GTC53/19A | José Miguel Rodríguez Espinosa | G (27.5 hrs) | MEGARA | Uncovering a population of LyC leakers at the epoch of re-ionsation |
| C | 81-GTC56/19A | Carina Fian | G (8.2 hrs) | Osiris | Reverberation mapping of the Fe III [2039-2113] feature in quasars |
| C | 126-GTC92-A/19A | Maria Luisa Garcia Vargas | D (1 hrs) | MEGARA | MEGARA 2D study of J1154+2443, the CFSG with the highest fraction of escaping LyC |
| C | 126-GTC93-B/19A | Maria Luisa Garcia Vargas | D (2 hrs) | MEGARA | MEGARA 2D study of J1154+2443, the CFSG with the highest fraction of escaping LyC |
| C | 126-GTC94-C/19A | Maria Luisa Garcia Vargas | D (2 hrs) | MEGARA | MEGARA 2D study of J1154+2443, the CFSG with the highest fraction of escaping LyC |
| C | 126-GTC95-D/19A | Maria Luisa Garcia Vargas | D (3 hrs) | MEGARA | MEGARA 2D study of J1154+2443, the CFSG with the highest fraction of escaping LyC |
| C | 126-GTC96-E/19A | Maria Luisa Garcia Vargas | D (1 hrs) | MEGARA | MEGARA 2D study of J1154+2443, the CFSG with the highest fraction of escaping LyC |
| C | 126-GTC97-F/19A | Maria Luisa Garcia Vargas | D (1 hrs) | MEGARA | MEGARA 2D study of J1154+2443, the CFSG with the highest fraction of escaping LyC |
| C | 142-GTC112/19A | Helmut Dannerbauer | A (24 hrs) | EMIR | Spectroscopic follow up of the Herschel-Planck Selected Protoclusters |
| C | 150-GTC119/19A | Helmut Dannerbauer | A (12 hrs) | EMIR | Confirming starbursting Planck protoclusters at z=2 |
| C | 151-GTC120-A/19A | Camilo Eduardo Jiménez Ángel | G (2.5 hrs) | Osiris | Bright gravitational lensed Lyman alpha emitters at z ~ 5 |
| C | 151-GTC121-B/19A | Camilo Eduardo Jiménez Ángel | G (2.5 hrs) | Osiris | Bright gravitational lensed Lyman alpha emitters at z ~ 5 |
| C | 89-GTC63/19A | Felipe Jiménez-Ibarra | G (4.2 hrs) | HIPERCAM | Resolving the optical bursts in the low mass X-ray binary UW CrB |
| C | 133-GTC101/19A | Francisco Najarro de la Parra | A (13 hrs) | EMIR | Massive binaries and colliding winds in the Quintuplet Cluster |
| C | 131-GTC100/19A | Sara Cazzoli | G (3 hrs) | MEGARA | Investigating the origin of the diffuse [OIII] emission in MRK1498 with GTC/MEGARA |
| C | 134-GTC102/19A | Tariq Shahbaz | D (1.8 hrs) | HIPERCAM | A high time resolution study of ultra-luminous X-ray pulsars |
| Filler | 30-GTC20/19A | Riccardo Scarpa | A (35 hrs) | Osiris | THE NATURE OF TEV GAMMA-RAY AND NEUTRINO CANDIDATE BLAZARS: EXTENDED SAMPLE |
| Filler | 153-GTC123-A/19A | Daniele Spinoso | A (0.31 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC124-B/19A | Daniele Spinoso | A (0.38 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC125-C/19A | Daniele Spinoso | A (0.56 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC126-D/19A | Daniele Spinoso | A (0.36 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC127-E/19A | Daniele Spinoso | A (0.48 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC128-F/19A | Daniele Spinoso | A (0.43 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC129-G/19A | Daniele Spinoso | A (1.23 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC130-H/19A | Daniele Spinoso | A (0.39 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC131-I/19A | Daniele Spinoso | A (1.01 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC132-J/19A | Daniele Spinoso | A (1.43 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC133-K/19A | Daniele Spinoso | A (1.34 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC134-L/19A | Daniele Spinoso | A (1.34 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC135-M/19A | Daniele Spinoso | A (1.43 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC136-N/19A | Daniele Spinoso | A (0.99 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC137-O/19A | Daniele Spinoso | A (0.94 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC138-P/19A | Daniele Spinoso | A (1.76 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC139-Q/19A | Daniele Spinoso | A (1.9 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC140-R/19A | Daniele Spinoso | A (0.8 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC141-S/19A | Daniele Spinoso | A (0.58 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC142-T/19A | Daniele Spinoso | A (0.64 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 153-GTC143-U/19A | Daniele Spinoso | A (0.65 hrs) | Osiris | Spectroscopic confirmation of photometrically selected z~2.2 Lyman-Alpha Emitters |
| Filler | 56-GTC33/19A | Javier Licandro Goldaracena | A (40 hrs) | Osiris | Hydrated families in the Central Main Belt: Adeona and Dora |
| Filler | 61-GTC37/19A | Mercedes Mollá Lorente | A (50 hrs) | MEGARA | MEGARA Spectral Library (filler proposal) |
| Filler | 1-GTC1/19A | Jesús Maíz Apellániz | A (60 hrs) | Osiris | The Galactic O-Star Spectroscopic Survey (GOSSS): the faint northern sample |
| Filler | 92-GTC66/19A | Julia de Leon Cruz | A (20 hrs) | Osiris | Visible spectra of near-Earth asteroids accesible to spacecraft |
| Filler | 16-GTC11/19A | Nicolas Lodieu | A (42 hrs) | EMIR | Binarity among metal-poor M dwarfs: the way forward to dynamical masses |
| Filler | 22-GTC15/19A | Guo Chen | A (13 hrs) | EMIR | Composition identification of the candidate targets of Chinese asteroid sampling-return mission |