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View article: A detailed analysis of the Gl 486 planetary system
A detailed analysis of the Gl 486 planetary system Open
Context . The Gl 486 system consists of a very nearby, relatively bright, weakly active M3.5 V star at just 8 pc with a warm transiting rocky planet of about 1.3 R ⊕ and 3.0 M ⊕ . It is ideal for both transmission and emission spectroscopy…
View article: C.4 Clinical, radiological, and etiological features in a cohort of 94 patients with schizencephaly
C.4 Clinical, radiological, and etiological features in a cohort of 94 patients with schizencephaly Open
Background: Schizencephaly is a congenital brain malformation involving a cleft in the cerebral hemisphere lined with abnormal gray matter with an estimated incidence of 1.5 per 100,000 live births. Methods: This study aims to characterize…
View article: RedDots: Panetary masses in the GJ 1061 system from planet-planet interaction
RedDots: Panetary masses in the GJ 1061 system from planet-planet interaction Open
GJ 1061 is a very nearby M star hosting three low-mass temperate planets detected from radial velocity variations. The close to 4:2:1 period commensurability of the planets, the available long-term monitoring of the system, and new very-hi…
View article: Web references are not eternal: time-trend and qualitative impact of the loss of access to online resources cited in peer-reviewed medical journals
Web references are not eternal: time-trend and qualitative impact of the loss of access to online resources cited in peer-reviewed medical journals Open
The issue of inaccessible web resources cited in peer-reviewed medical publications is of great concern due to the fast pace and potential impact on research reproducibility. These findings call for the definition of best practices involvi…
View article: On the composition operator with variable integrability
On the composition operator with variable integrability Open
In this article, we considered a class of composition operators on Lebesgue spaces with variable exponents over metric measure spaces. Taking advantage of the compatibility between the metric-measurable structure and the regularity propert…
View article: ICTS as Tools for Local Development: Santa Elena Province; A View from the SDGs
ICTS as Tools for Local Development: Santa Elena Province; A View from the SDGs Open
Introduction: Currently, there are social problems that affect humanity, one of them is the gap between knowledge of ICTs and their application in social networks for access to information in a timely manner in order to contribute to perso…
View article: RedDots: Limits on habitable and undetected planets orbiting nearby stars GJ 832, GJ 674, and Ross 128
RedDots: Limits on habitable and undetected planets orbiting nearby stars GJ 832, GJ 674, and Ross 128 Open
Context . The nearby ( d < 5 pc) M dwarfs GJ 832, GJ 674, and Ross 128 each host a single exoplanet, with Ross 128 b located within the optimistic habitable zone. Due to their low mass and close proximity, these three systems are prime can…
View article: RedDots: Limits on habitable and undetected planets orbiting nearby stars GJ 832, GJ 674, and Ross 128
RedDots: Limits on habitable and undetected planets orbiting nearby stars GJ 832, GJ 674, and Ross 128 Open
Aims. Using HARPS spectroscopic data obtained by the RedDots campaign, as well as archival data from HARPS and CARMENES, supplemented with ASH2 and T90 photometry, we aim to search for additional planets around the three M dwarfs GJ 832, G…
View article: CARMENES input catalog of M dwarfs
CARMENES input catalog of M dwarfs Open
Aims. Knowledge of rotation periods ( P rot ) is important for understanding the magnetic activity and angular momentum evolution of late-type stars, as well as for evaluating radial velocity signals of potential exoplanets and identifying…
View article: CARMENES input catalog of M dwarfs: VII. New rotation periods for the survey stars and their correlations with stellar activity
CARMENES input catalog of M dwarfs: VII. New rotation periods for the survey stars and their correlations with stellar activity Open
Abridged: We measured photometric and spectroscopic $P_{\rm rot}$ for a large sample of nearby bright M dwarfs with spectral types from M0 to M9, as part of our continual effort to fully characterize the Guaranteed Time Observation program…
View article: Planetary companions orbiting the M dwarfs GJ 724 and GJ 3988
Planetary companions orbiting the M dwarfs GJ 724 and GJ 3988 Open
We report the discovery of two exoplanets around the M dwarfs GJ 724 and GJ 3988 using the radial velocity (RV) method. We obtained a total of 153 3.5 m Calar Alto/CARMENES spectra for both targets and measured their RVs and activity indic…
View article: Planetary companions orbiting the M dwarfs GJ 724 and GJ 3988. A CARMENES and IRD collaboration
Planetary companions orbiting the M dwarfs GJ 724 and GJ 3988. A CARMENES and IRD collaboration Open
We report the discovery of two exoplanets around the M dwarfs GJ 724 and GJ 3988 using the radial velocity (RV) method. We obtained a total of 153 3.5 m Calar Alto/CARMENES spectra for both targets and measured their RVs and activity indic…
View article: GJ 806 (TOI-4481): A bright nearby multi-planetary system with a transiting hot low-density super-Earth
GJ 806 (TOI-4481): A bright nearby multi-planetary system with a transiting hot low-density super-Earth Open
One of the main scientific goals of the TESS mission is the discovery of transiting small planets around the closest and brightest stars in the sky. Here, using data from the CARMENES, MAROON-X, and HIRES spectrographs together with TESS, …
View article: Two sub-Neptunes around the M dwarf TOI-1470
Two sub-Neptunes around the M dwarf TOI-1470 Open
Aims. A transiting planet candidate with a sub-Neptune radius orbiting the nearby ( d = 51.9 ± 0.07 pc) M1.5 V star TOI-1470 with a period of ~2.5 d was announced by the NASA Transiting Exoplanet Survey Satellite (TESS), which observed the…
View article: Two sub-Neptunes around the M dwarf TOI-1470
Two sub-Neptunes around the M dwarf TOI-1470 Open
Aims. A transiting planet candidate with a sub-Neptune radius orbiting the nearby ($d$ = 51.9$\pm$0.07 pc) M1.5 V star TOI-1470 with a period of $\sim$2.5 d was announced by the NASA Transiting Exoplanet Survey Satellite (TESS), which obse…
View article: The CARMENES search for exoplanets around M dwarfs
The CARMENES search for exoplanets around M dwarfs Open
We report the discovery of HN Lib b, a sub-Neptunian mass planet orbiting the nearby ( d ≈ = 6.25 pc) M4.0 V star HN Lib detected by our CARMENES radial-velocity (RV) survey. We determined a planetary minimum mass of M b sin i = 5.46 ± 0.7…
View article: The CARMENES search for exoplanets around M dwarfs. A sub-Neptunian mass planet in the habitable zone of HN Lib
The CARMENES search for exoplanets around M dwarfs. A sub-Neptunian mass planet in the habitable zone of HN Lib Open
We report the discovery of HN Lib b, a sub-Neptunian mass planet orbiting the nearby ($d \approx$ = 6.25 pc) M4.0 V star HN Lib detected by our CARMENES radial-velocity (RV) survey. We determined a planetary minimum mass of $M_\text{b}\sin…
View article: The CARMENES search for exoplanets around M dwarfs. Guaranteed time observations Data Release 1 (2016-2020)
The CARMENES search for exoplanets around M dwarfs. Guaranteed time observations Data Release 1 (2016-2020) Open
The CARMENES instrument was conceived to deliver high-accuracy radial velocity (RV) measurements with long-term stability to search for temperate rocky planets around a sample of nearby cool stars. The broad wavelength coverage was designe…
View article: GJ 806 (TOI-4481): A bright nearby multi-planetary system with a transiting hot, low-density super-Earth
GJ 806 (TOI-4481): A bright nearby multi-planetary system with a transiting hot, low-density super-Earth Open
One of the main scientific goals of the TESS mission is the discovery of transiting small planets around the closest and brightest stars in the sky. Here, using data from the CARMENES, MAROON-X, and HIRES spectrographs, together with TESS,…
View article: The CARMENES search for exoplanets around M dwarfs
The CARMENES search for exoplanets around M dwarfs Open
We present the discovery of an Earth-mass planet ( M b sin i = 1.26 ± 0.21 M ⊕ ) on a 15.6 d orbit of a relatively nearby ( d ~ 9.6 pc) and low-mass (0.167 ± 0.011 M ⊙ ) M5.0 V star, Wolf 1069. Sitting at a separation of 0.0672 ± 0.0014 au…
View article: The CARMENES search for exoplanets around M dwarfs
The CARMENES search for exoplanets around M dwarfs Open
Context. The CARMENES instrument, installed at the 3.5 m telescope of the Calar Alto Observatory in Almería, Spain, was conceived to deliver high-accuracy radial velocity (RV) measurements with long-term stability to search for temperate r…
View article: TOI-1468: A system of two transiting planets, a super-Earth and a mini-Neptune, on opposite sides of the radius valley
TOI-1468: A system of two transiting planets, a super-Earth and a mini-Neptune, on opposite sides of the radius valley Open
We report the discovery and characterization of two small transiting planets orbiting the bright M3.0V star TOI-1468 (LSPM J0106+1913), whose transit signals were detected in the photometric time series in three sectors of the TESS mission…
View article: A detailed analysis of the Gl 486 planetary system
A detailed analysis of the Gl 486 planetary system Open
Context . The Gl 486 system consists of a very nearby, relatively bright, weakly active M3.5 V star at just 8 pc with a warm transiting rocky planet of about 1.3 R ⊕ and 3.0 M ⊕ . It is ideal for both transmission and emission spectroscopy…
View article: LAPLACE: A mission to Europa and the Jupiter System for ESA's Cosmic Vision Programme
LAPLACE: A mission to Europa and the Jupiter System for ESA's Cosmic Vision Programme Open
The exploration of the Jovian System and its fascinating satellite Europa is one of the priorities presented in ESA's "Cosmic Vision" strategic document. The Jovian System indeed displays many facets. It is a small planetary system in its …
View article: Detailed stellar activity analysis and modelling of GJ 832: Reassessment of the putative habitable zone planet GJ 832c
Detailed stellar activity analysis and modelling of GJ 832: Reassessment of the putative habitable zone planet GJ 832c Open
Context. Gliese 832 (GJ 832) is an M2V star hosting a massive planet on a decade-long orbit, GJ 832b, discovered by radial velocity (RV). Later, a super Earth or mini-Neptune orbiting within the stellar habitable zone was reported (GJ 832c…
View article: Detailed stellar activity analysis and modelling of GJ 832
Detailed stellar activity analysis and modelling of GJ 832 Open
Context. Gliese-832 (GJ 832) is an M2V star hosting a massive planet on a decade-long orbit, GJ 832b, discovered by radial velocity (RV). Later, a super Earth or mini-Neptune orbiting within the stellar habitable zone was reported (GJ 832c…
View article: The CARMENES search for exoplanets around M dwarfs: Two Saturn-mass planets orbiting active stars
The CARMENES search for exoplanets around M dwarfs: Two Saturn-mass planets orbiting active stars Open
The CARMENES radial-velocity survey is currently searching for planets in a sample of 387 M dwarfs. Here we report on two Saturn-mass planets orbiting TYC 2187-512-1 ($M_\star = 0.50 M_\odot$) and TZ Ari ($M_\star = 0.15 M_\odot$), respect…
View article: The CARMENES search for exoplanets around M dwarfs
The CARMENES search for exoplanets around M dwarfs Open
The CARMENES radial-velocity survey is currently searching for planets in a sample of 387 M dwarfs. Here we report on two Saturn-mass planets orbiting TYC 2187-512-1 ( M * = 0.50 M ⊙ ) and TZ Ari ( M * = 0.15 M ⊙ ), respectively. We obtain…