| Clas. | Ref. CAT | IP | Noches Concedidas | Instrumento | Programa |
|---|
| Q1 | 71-GTC57/17B | Hans J. Deeg | 2 A (3hrs) | Osiris | Being ready when it wakes up: Resolving the mystery of the 'Where's the flux' star |
| Q1 | 70-GTC56/17B | David Sánchez Aguado | G (3.5hrs) | Osiris | Proving the extremely low metallicity of a new star of the galactic halo identified from BOSS |
| Q1 Visitor | 131-GTC91/17B | Tariq Shahbaz | D (10.0hrs) | HIPERCAM | The cause of brown dwarf variability; simultaneous observations with K2 |
| Q1 | 115-GTC81/17B | Pablo G. Pérez González | A (36.0hrs) | EMIR | Diving into the details of the Star Formation History of high-z massive quiescent galaxies: alpha-element abundances, metallicities, and the IMF |
| Q1 | 123-GTC84/17B | Juan Antonio Fernández Ontiveros | G (4.0hrs) | EMIR | A detailed investigation of the warm molecular outflow of Messier 82 with GTC-EMIR |
| Q1 Visitor | 159-GTC118/17B | Miriam García García | D (7.0hrs) | Osiris | Sextans-A: Superseding the SMC as a low-metallicity standard for massive stars |
| Q1 | 86-GTC64/17B | Ignacio Trujillo Cabrera | D (2.65hrs) | HIPERCAM | A dark object in the Stripe82 survey |
| Q1 | 129-GTC89/17B | Jonay I. González Hernández | G (5.0hrs) | Osiris | Tracking orbital period decay in the black hole binary XTE 1118+480 |
| Q1 | 72-GTC58/17B | Javier Román García | D (7.95hrs) | HIPERCAM | Ultra-deep imaging of three large ultra-diffuse galaxies |
| Q1 | 137-GTC97/17B | Ignacio Trujillo Cabrera | A (37.5hrs) | EMIR | The first galaxies with GTC |
| Q1 | 110-GTC76/17B | Manuel Ángel Pérez Torres | A (1.8hrs) | EMIR | Testing X-ray models for Intermediate Polars - a dynamical study of XY Ari |
| Q1 Visitor | 54-GTC40/17B | María Rosa Zapatero Osorio | G (22.5hrs) | EMIR | EMIR spectroscopy of the least massive Pleiades members |
| Q1 | 148-GTC107-A/17B | Antonio de Ugarte Postigo | 1.0 A (5.0hrs) | Osiris | Solving the puzzle of fast radio bursts with the GTC |
| Q1 | 148-GTC108-B/17B | Antonio de Ugarte Postigo | 1.0 A (3.0hrs) | EMIR | Solving the puzzle of fast radio bursts with the GTC |
| Q1 | 148-GTC109-C/17B | Antonio de Ugarte Postigo | 1.0 A (3.0hrs) | Osiris | Solving the puzzle of fast radio bursts with the GTC |
| Q1 | 164-GTC120/17B | Ismael Pérez Fournon | A (18.0hrs) | EMIR | Spectroscopic confirmation of the highest redshift galaxy-galaxy lens |
| Q1 | 165-GTC121/17B | Johan Knapen | A (5.0hrs) | EMIR | Hunting the Ly alpha Line in the Brightest z~8 Galaxies to Probe the Ionization State of the z>7 Universe |
| Q1 | 167-GTC122/17B | Helmut Dannerbauer | G (20.0hrs) | Osiris | Optical confirmation of the richest overdensity beyond z=5 |
| Q1 | 11-GTC7/17B | Laura Toribio San Cipriano | D (21.0hrs) | Osiris | C and C/O radial gradients in M31 |
| Q1 | 25-GTC18/17B | Carlos M. Gutierrez De la Cruz | D (20hrs) | Osiris | Calibrating the galaxy color redshift relation for Euclid and mapping the star formation main sequence |
| Q1 | 94-GTC68/17B | Francisco Javier Castander Serentill | 12 G (1.3hrs) | Osiris | Spectral Classification of Photometrically-ambiguous Supernovae in the Dark Energy Survey |
| Q1 | 126-GTC87/17B | Cesar Esteban Lopez | D (15.0hrs) | Osiris | Abundance discrepancy in low-metallicity HII regions |
| Q1 Visitor | 43-GTC31/17B | Alberto Rebassa Mansergas | D (13hrs) | HIPERCAM | The structure of stars at the hydrogen burning limit |
| Q1 | 84-GTC63/17B | Julia de Leon Cruz | D (14hrs) | Osiris | Visible spectra of Extreme Trans-Neptunian Objects (ETNOs) with GTC |
| Q1 Visitor | 144-GTC103/17B | Vikram Dhillon | 2.0 A (6.5hrs) | HIPERCAM | A search for optical bursts from FRBs with HiPERCAM |
| Q2 Visitor | 15-GTC10/17B | Vikram Dhillon | G (11hrs) | HIPERCAM | Better mass ratio estimates for thousands of accreting binaries. |
| Q2 | 19-GTC14/17B | Nicolas Lodieu | A (8hrs) | EMIR | The second spectroscopic M+M subdwarf binary |
| Q2 | 60-GTC44/17B | Zach Cano | 1 A (6hrs) | Osiris | Understanding the diversity of type IIn supernovae with GTC spectroscopy |
| Q2 | 90-GTC66/17B | Tariq Shahbaz | A (7hrs) | HIPERCAM | The optical pulse time delay in X-ray binary pulsars |
| Q2 Visitor | 149-GTC110/17B | Guo Chen | A (3.5hrs) | HIPERCAM | Does the young sub-Neptune-sized planet have an extended methane atmosphere? |
| Q2 | 101-GTC71-A/17B | Rui Marques Chaves | A (8.0hrs) | EMIR | Optical and Near-IR observations of high-z LAEs |
| Q2 | 101-GTC72-B/17B | Rui Marques Chaves | D (6.0hrs) | Osiris | Optical and Near-IR observations of high-z LAEs |
| Q2 Visitor | 128-GTC88/17B | Jorge Prieto Arranz | A (6.5hrs) | Osiris | Unveiling the secrets of the WASP-127b ultra bloated atmosphere |
| Q2 | 136-GTC96/17B | Teodoro Muñoz Darias | 10.0 A (1.0hrs) | Osiris | X-ray Binary Transients: High excitation emission lines, wind and nebulae. |
| Q2 | 24-GTC17/17B | Jorge Sanchez Almeida | D (2.5hrs) | Osiris | Is UGC 2162 a tadpole without head? The metallicity of the ultra-diffuse galaxy UGC 2162 |
| Q2 | 30-GTC22/17B | Montserrat Villar Martin | A (20hrs) | EMIR | A near infrared view of the multi-phase outflows in nearby obscured quasars. |
| Q2 | 65-GTC48/17B | Bjorn Emonts | G (4.8hrs) | Osiris | Interplay between a powerful radio source and the circum-galactic medium: feedback outside the host galaxy |
| Q2 | 7-GTC4/17B | Nicolas Lodieu | A (2hrs) | EMIR | HII2407: a unique low-mass eclipsing binary member of the Pleiades open cluster |
| Q2 | 125-GTC86/17B | Artemio Herrero Davó | A (4.2hrs) | EMIR | MASGOMAS-10: Characterizing its population and determining its mass |
| Q2 | 50-GTC37-A/17B | Alberto Javier Castro Tirado | 3 A (3hrs) | Osiris | GTC follow-up of gravitational radiation sources |
| Q2 | 114-GTC78-A/17B | Tomás Ruiz-Lara | G (2.0hrs) | Osiris | Resolving the unresolved: connecting baryons and dark matter with detailed SFHs of Local Group dwarfs |
| Q2 | 114-GTC79-B/17B | Tomás Ruiz-Lara | D (10.6hrs) | Osiris | Resolving the unresolved: connecting baryons and dark matter with detailed SFHs of Local Group dwarfs |
| Q2 | 114-GTC80-C/17B | Tomás Ruiz-Lara | D (15.7hrs) | Osiris | Resolving the unresolved: connecting baryons and dark matter with detailed SFHs of Local Group dwarfs |
| Q2 | 138-GTC98/17B | Martin Guerrero Roncel | G (22.5hrs) | Osiris | A Census of the Extended Halo of M31 Using Planetary Nebulae |
| Q2 | 169-GTC123-A/17B | Christina Thoene | 7.0 A (2.0hrs) | Osiris | GRBs, their progenitors and their environments across the Universe |
| Q2 | 169-GTC124-B/17B | Christina Thoene | 4.0 A (2.0hrs) | EMIR | GRBs, their progenitors and their environments across the Universe |
| Q2 | 170-GTC125/17B | David Alexander Kann | 3.0 A (5.0hrs) | Osiris | A systematic search for SN components in gamma-ray bursts |
| Q2 | 38-GTC27-A/17B | Pablo Rodríguez Gil | 1 G (0.7hrs) | Osiris | M31N 2008-12a - The remarkable recurrent nova in M31: Inside-out GTC spectra of the predicted 2017 eruption from the accretion disc to the surrounding 'super-remnant' |
| Q2 | 38-GTC28-B/17B | Pablo Rodríguez Gil | 1 G (0.8hrs) | Osiris | M31N 2008-12a - The remarkable recurrent nova in M31: Inside-out GTC spectra of the predicted 2017 eruption from the accretion disc to the surrounding 'super-remnant' |
| Q2 | 38-GTC29-C/17B | Pablo Rodríguez Gil | 1 D (1.2hrs) | Osiris | M31N 2008-12a - The remarkable recurrent nova in M31: Inside-out GTC spectra of the predicted 2017 eruption from the accretion disc to the surrounding 'super-remnant' |
| Q2 | 38-GTC30-D/17B | Pablo Rodríguez Gil | 1 D (3.6hrs) | Osiris | M31N 2008-12a - The remarkable recurrent nova in M31: Inside-out GTC spectra of the predicted 2017 eruption from the accretion disc to the surrounding 'super-remnant' |
| Q2 | 64-GTC47/17B | Jorge García Rojas | A (12hrs) | EMIR | Faint neutron-capture emission lines in the NIR spectra of PNe |
| Q2 | 36-GTC25/17B | Martín López Corredoira | A (14hrs) | EMIR | Age of passively evolving galaxies at high-redshift |
| Q2 | 156-GTC114-A/17B | Antonio de Ugarte Postigo | G (7.0hrs) | Osiris | Connecting GRBs and the Star-Formation-Rate Density: An Unbiased Optical/NIR Host-Galaxy Survey |
| Q2 | 156-GTC115-B/17B | Antonio de Ugarte Postigo | A (8.0hrs) | EMIR | Connecting GRBs and the Star-Formation-Rate Density: An Unbiased Optical/NIR Host-Galaxy Survey |
| Q2 | 68-GTC51/17B | Cristina Ramos Almeida | A (5.3hrs) | EMIR | An infrared view of AGN feedback in action: the case of the Teacup galaxy |
| Q2 | 146-GTC105-A/17B | Guo Chen | A (8.0hrs) | EMIR | Exploiting the power of GTC in transmission spectroscopy by combining both OSIRIS and EMIR |
| Q2 | 146-GTC106-B/17B | Guo Chen | A (21.0hrs) | Osiris | Exploiting the power of GTC in transmission spectroscopy by combining both OSIRIS and EMIR |
| Q2 | 63-GTC46/17B | Narciso Benítez Lozano | G (11.2hrs) | Osiris | GTC calibration of the J-PAS performance on galaxy clusters |
| Q2 | 87-GTC65/17B | Zach Cano | 1 A (7hrs) | Osiris | Using the GTC to determine what powers hydrogen-poor superluminous supernovae |
| Q2 | 16-GTC11-A/17B | Javier Licandro Goldaracena | 4 A (1hrs) | Osiris | Characterizing new discovered faint Main Belt Comets |
| Q2 | 16-GTC12-B/17B | Javier Licandro Goldaracena | 2 A (1hrs) | Osiris | Characterizing new discovered faint Main Belt Comets |
| Q2 | 58-GTC43/17B | David Barrado Navascués | G (5hrs) | Osiris | Lithium and rotation in the 13 Myr-old h Per cluster |
| Q2 Visitor | 75-GTC60/17B | Pablo Rodríguez Gil | G (20hrs) | HIPERCAM | Watch it live: The tidal disruption of exo-planetesimals at WD 1145+017 |
| Q2 | 96-GTC69/17B | Helmut Dannerbauer | A (13.2hrs) | EMIR | Deep Near-Infrared Imaging of Starbursting Candidate Protoclusters Selected by Planck and Herschel |
| Q2 | 135-GTC95/17B | Alberto Fernandez Soto | G (8.2hrs) | Osiris | Deep GTC observations of the field of GRB130606A |
| Q2 | 157-GTC116/17B | Teodoro Muñoz Darias | A (4.0hrs) | EMIR | GTC+EMIR multi-epoch spectroscopy of the most powerful black hole transient |
| Q2 | 37-GTC26/17B | Enrique Garcia-Berro Montilla | A (17.3hrs) | EMIR | The age-metallicity relation in the nearby Galactic disk: innovative observational constrains from white dwarf-main sequence binaries |
| Q2 Visitor | 162-GTC119/17B | Vikram Dhillon | D (21.0hrs) | HIPERCAM | The maximum mass of neutron stars |
| Q3 | 51-GTC39/17B | Ignacio Trujillo Cabrera | D (28hrs) | Osiris | Spectroscopic follow-up of massive ultra-compact galaxies selected in the KIDS public survey |
| Q3 | 77-GTC61/17B | Antonio Hernán Caballero | A (20hrs) | EMIR | The nature of a highly-magnified faint Lyman Alpha Emitter at z=5.75 |
| Q3 | 143-GTC102/17B | Francisco Najarro de la Parra | A (10.0hrs) | EMIR | Towards a 2-D Metallicity Map of the Milky Way: Mercer 23 |
| Q3 | 5-GTC3/17B | Michael Beasley | A (10hrs) | EMIR | The IMF of a relic galaxy beyond 1 micron |
| Q3 | 26-GTC19/17B | Bruno Altieri | D (32hrs) | Osiris | Confirmation of high-redshift X-ray detected clusters and of AGN cluster members. |
| Q3 | 98-GTC70/17B | Helmut Dannerbauer | A (5.2hrs) | EMIR | A Hazy Cosmic Dawn: J and Ks band observations of the reddest dusty star-forming galaxy. |
| Q3 | 151-GTC112-A/17B | Ismael Pérez Fournon | G (11.0hrs) | Osiris | The formation of galaxies and large scale structures in the z = 6 Universe |
| Q3 | 151-GTC113-B/17B | Ismael Pérez Fournon | G (5.0hrs) | Osiris | The formation of galaxies and large scale structures in the z = 6 Universe |
| Q3 | 158-GTC117/17B | Nikolay Britavskiy | D (7.0hrs) | EMIR | Comprehensive study of red supergiants in Sextans A |
| Q3 | 139-GTC99/17B | Cristina Martinez Lombilla | D (2.86hrs) | HIPERCAM | Thick disk multi-band properties from ultra-deep imaging of IC610 |
| Q3 | 142-GTC101/17B | Stefan Geier | G (28.0hrs) | Osiris | Hyperfast hot subdwarf stars - ejected by supernovae Ia or extreme halo population? |
| Q3 | 66-GTC49/17B | Jorge García Rojas | A (18hrs) | EMIR | Stellar archaeology using neutron-capture element abundances in the NIR spectra of halo planetary nebulae |
| Q3 | 18-GTC13/17B | Isabel Marquez Perez | G (6hrs) | EMIR | Spectroscopy of the diffuse intracluster light in the z~0.7 cluster LCDCS0173 and confirmation of a very high redshift galaxy |
| Q3 | 12-GTC8/17B | Nicolas Lodieu | A (33.8hrs) | EMIR | Robust test of low-gravity indicators in spectra of brown dwarf members of open clusters |
| Q3 | 73-GTC59/17B | Jesús Gallego Maestro | G (12hrs) | EMIR | On the formation redshift of dwarf galaxies: Using EMIR to study the Star-Formation history of four Low-Mass Star-Forming galaxies at intermediate redshifts |
| Q3 | 106-GTC74/17B | Bruno Rodriguez Del Pino | A (12.0hrs) | EMIR | Searching for a proto-cluster around radio galaxy MRC0406 at z=2.43 with EMIR |
| Q3 | 141-GTC100/17B | Alberto Rebassa Mansergas | A (0.75hrs) | EMIR | Spectroscopic confirmation of a young brown dwarf companion to a white dwarf |
| Q4 | 92-GTC67/17B | Rubén García Benito | A (8hrs) | EMIR | EMIR opening the window for stellar kinematics of massive compact galaxies at z > 1 |
| Q4 | 112-GTC77/17B | Riccardo Scarpa Ballarin | D (6.0hrs) | EMIR | EMIR imaging of TeV gamma-ray blazars. |
| Q4 | 150-GTC111/17B | Antonio Perez Garrido | G (43.0hrs) | Osiris | Substellar population in the Hyades cluster |
| Q4 | 124-GTC85/17B | Ricardo Génova Santos | D (6.7hrs) | EMIR | Near-infrared follow up of high-z radio galaxy candidates |
| Q4 | 56-GTC41-A/17B | Anastasio Díaz Sánchez | G (5hrs) | Osiris | Prospecting high redshift WISE+VISTA+SDSS Galaxy Clusters at z>1 |
| Q4 | 56-GTC42-B/17B | Anastasio Díaz Sánchez | G (5hrs) | EMIR | Prospecting high redshift WISE+VISTA+SDSS Galaxy Clusters at z>1 |
| Q4 | 9-GTC5/17B | Isabel Marquez Perez | G (5hrs) | EMIR | Understanding Populations and Kinematics in AGN with EMIR |
| Q4 | 49-GTC35-A/17B | Soomin Jeong | G (12hrs) | Osiris | A spectroscopic survey for the characterisation of the host environments of dark GRBs |
| Q4 | 45-GTC32/17B | Antonia Morales Garoffolo | G (24hrs) | Osiris | Late-time observations of rare interacting transients monitored by the large SN surveys. |
| Q4 | 69-GTC52-A/17B | Martin Henze | D (3.2hrs) | Osiris | Deep Spectroscopy of ULXs Containing IMBH and the ULX-pulsar |
| Q4 | 69-GTC53-B/17B | Martin Henze | D (3.2hrs) | Osiris | Deep Spectroscopy of ULXs Containing IMBH and the ULX-pulsar |
| Q4 | 69-GTC54-C/17B | Martin Henze | D (3.2hrs) | Osiris | Deep Spectroscopy of ULXs Containing IMBH and the ULX-pulsar |
| Q4 | 69-GTC55-D/17B | Martin Henze | G (3.2hrs) | Osiris | Deep Spectroscopy of ULXs Containing IMBH and the ULX-pulsar |
| Q4 | 130-GTC90/17B | Tariq Shahbaz | D (6.0hrs) | HIPERCAM | Probing the inner accretion flow in the quiescent black hole X-ray transients |
| Q4 | 28-GTC21/17B | Eduardo Martin Guerrero de Escalante | D (8hrs) | Osiris | Determination of the lithium depletion boundary in the Hyades cluster |
| Q4 | 67-GTC50/17B | Pablo Rodríguez Gil | G (14hrs) | HIPERCAM | Triangulating the dipper: fixed prominence structures in a white dwarf / M dwarf binary |
| Q4 | 82-GTC62/17B | Anastasio Díaz Sánchez | G (19hrs) | Osiris | Determining the redshift of ultra-bright NIR-MIR/Planck/Herschel selected Dusty Starburst Lensed Galaxies |
| Q4 | 133-GTC93/17B | Peter Pessev | A (0.75hrs) | Osiris | Spatially Resolved GTC/Osiris Spectroscopy of the Colliding Stellar Wind Binary WR147 |
| Q4 | 108-GTC75/17B | Peter Pessev | A (11.0hrs) | Osiris | Searching for Potentially Close-by Dwarf Carbon Stars |
| Filler | 1-GTC1/17B | Jesús Maíz Apellániz | A (60.0hrs) | Osiris | The Galactic O-Star Spectroscopic Survey (GOSSS): the faint northern sample |
| Filler | 20-GTC15/17B | Nicolas Lodieu | A (45hrs) | EMIR | Binarity among metal-poor M dwarfs: the way forward to dynamical masses |
| Filler | 134-GTC94/17B | Pere Blay Serrano | A (1.0hrs) | EMIR | Search of high-redshift radio loud quasars |
| Filler | 104-GTC73/17B | David Jones | G (14.0hrs) | Osiris | Searching for pulsations in newly discovered PG 1159 stars |
| Filler | 34-GTC23/17B | Riccardo Scarpa Ballarin | A (38hrs) | Osiris | Ciurcum-galactic medium of quasars: MgII absorption systems. |
| Filler | 13-GTC9/17B | Riccardo Scarpa Ballarin | A (45hrs) | Osiris | Classification and Distance of Gamma-ray Sources: Extended Sample. |