Results 191 to 200 of about 242,108 (213)

Exoplanet transit photometry for stellar activity and exomoon research

open access: yes, 2021
Photometry underlies important discoveries in observational astronomy, from the detection of stellar magnetic phenomena unveiling dynamic dynamo processes to the much sought-after identification of exomoons. Transit light curves contain a wealth of information on planet-hosting stars and the celestial bodies orbiting them.
Zaleski, Shelley M.
openaire   +3 more sources

Transit photometry with ShaneAO

Techniques and Instrumentation for Detection of Exoplanets XII
Alexander Chaushev
exaly   +2 more sources

Photometry of exoplanet transits and their regular monitoring

Optics and Measurement International Conference 2019, 2019
We report photometric measurements of selected exoplanet transits from the archive of the TOPTEC telescope, operated by our team at an observatory Horni Halže, near Klasterec nad Ohři, Czech Republic. We have compared measured geometry with catalogue geometry of selected exoplanetary systems.
Pavel Pintr   +2 more
openaire   +1 more source

Exoplanet Transit Spectroscopy and Photometry

Space Science Reviews, 2008
Photometry and spectroscopy of extrasolar planets provides information about their atmospheres and surfaces. From extrasolar planet spectra and photometry we can infer the composition and temperature of the atmospheres as well as the presence of molecular species, including biosignature gases or surface features.
openaire   +1 more source

Extrasolar planet transit photometry at Wallace Astrophysical Observatory [PDF]

open access: yes, 2008
Extrasolar planet transit photometry is a relatively new astronomical technique developed over the past decade. Transit photometry is the measurement of a star's brightness as an orbiting planet passes in front of the star as seen from the Earth. Recently, members of MIT's Planetary Astronomy Lab (PAL) have launched an observing program for extrasolar ...
Fong, Wen-fai
openaire   +2 more sources

Measuring Exoplanetary Radii Using Transit Photometry

Journal of Emerging Investigators, 2019
The goal of this study was to measure the radii and constrain the orbital periods of three hot Jupiter exoplanets: HAT-P-25b, HAT-P-9b, and HAT-P-30b. Raw images of the host stars were acquired from the Apache Point Observatory in New Mexico. A data processing pipeline utilizing the Python programming language was used to convert the raw data images ...
Sarah Tang, William Waalkes
openaire   +1 more source

Photometry and spectroscopy of transiting extrasolar planets.

2016
The search for exoplanets is often most captivating when concerning the discovery of Earth-like planets that could possibly sustain life, according to our current understanding of the environmental requirements. However, current estimates suggest that habitable planets are a minority.
openaire   +2 more sources

Split differential transit photometry

Astrophysics and Space Science, 2022
Ma. Janelle G. Manuel, Nathaniel Hermosa
openaire   +1 more source

Photometry and transit-timing analysis for eleven transiting exoplanets

2009
This thesis presents time-series photometry of transits of 11 different extrasolar planets. Observations were conducted with the Fred L. Whipple Observatory 1.2m telescope and the Wise Observatory im telescope, in standard optical bandpasses. The number of transits observed for each planet ranges between one and 20 transits, and differential aperture ...
openaire   +1 more source

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