A morphological description of the solar photosphere, chromosphere, and the corona is presented from a complete sequence of visual and spectroscopic...
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PublicationA morphological description of the Sun observed in Honduras during the total solar eclipse of 11 July 1991
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NewsCHEOPS unexpectedly detects a unique exoplanet
The exoplanet satellite hunter CHEOPS of the European Space Agency (ESA), in which the Instituto de Astrofísica de Canarias (IAC) is participating along with...
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PublicationDetection of large terrestrial planets around M and K dwarf stars in Orion by transit photometry
A ground based transit survey of M and K-dwarf stars near the galactic plane should be able to determine the abundance of the lower end of the planetary radius...
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PublicationEddington's planet finding capabilities
The capabilities of Eddington for the detection and analysis of extrasolar planets are outlined. The primary goal of the PF (Planet finding) part of the mission...
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PublicationHunting for eclipsing Post Common Envelope Binaries from SDSS
We give an overview of a project aiming to identify new eclipsing post common envelope binaries from the Sloan Digital Sky Survey. This work focuses on the...
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PublicationHyades Member K2-136c: The Smallest Planet in an Open Cluster with a Precisely Measured Mass
K2-136 is a late-K dwarf (0.742 ± 0.039 M ⊙) in the Hyades open cluster with three known, transiting planets and an age of 650 ± 70 Myr. Analyzing K2 photometry...
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PublicationPASS - a Permanent All Sky Survey for the detection of transits
A project to survey the entire visible sky for the presence of transits by extrasolar planets is presented. The experiment would consist of one or two fixed...
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PublicationTESS Delivers Five New Hot Giant Planets Orbiting Bright Stars from the Full-frame Images
We present the discovery and characterization of five hot and warm Jupiters—TOI-628 b (TIC 281408474; HD 288842), TOI-640 b (TIC 147977348), TOI-1333 b (TIC...
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PublicationThe TESS Grand Unified Hot Jupiter Survey. I. Ten TESS Planets
Hot Jupiters-short-period giant planets-were the first extrasolar planets to be discovered, but many questions about their origin remain. NASA's Transiting...