NOEMA redshift measurements of bright Herschel galaxies
Using the IRAM NOrthern Extended Millimeter Array (NOEMA), we conducted a program to measure redshifts for 13 bright galaxies detected in the Herschel...
Noise from undetected sources in Dark Energy Survey images
For ground-based optical imaging with current CCD technology, the Poisson fluctuations in source and sky background photon arrivals dominate the noise budget...
Non-local contribution from small scales in galaxy-galaxy lensing: comparison of mitigation schemes
Recent cosmological analyses with large-scale structure and weak lensing measurements, usually referred to as 3 × 2pt, had to discard a lot of signal to noise...
Nuevos datos sobre el mayor y uno de los más completos anillos de Einstein descubiertos
En diciembre de 2020 el equipo de la Agencia Espacial Europea (ESA) publicó una imagen tomada por el telescopio espacial Hubble de GAL-CLUS-022058s, el anillo...
Observations of the Lensed Quasar Q2237+0305 with CanariCam at GTC
We present new mid-IR observations of the quadruply lensed quasar Q2237+0305 taken with CanariCam on the Gran Telescopio Canarias. Mid-IR emission by hot dust...
OGLE-2015-BLG-1670Lb: A Cold Neptune beyond the Snow Line in the Provisional WFIRST Microlensing Survey Field
We present the analysis of the microlensing event OGLE-2015-BLG-1670, detected in a high-extinction field very close to the Galactic plane. Due to the dust...
OGLE-2018-BLG-0799Lb: a q 2.7 × 10<SUP>-3</SUP> planet with Spitzer parallax
We report the discovery and analysis of a planet in the microlensing event OGLE-2018-BLG-0799. The planetary signal was observed by several ground-based...
Optical dropout galaxies lensed by the cluster A2667
Context. We investigate the nature and the physical properties of ten z, Y, and J-dropout galaxies selected in the field of the lensing cluster A2667. Aims...
Observations of the gravitational lens system 0957+561A, B in the R band are presented in this Letter. The observations, taken with the 82 cm IAC-80 telescope...