Instrumentation and Methods for Astrophysics · Physics
The Reflecting Heliometer of Rio de Janeiro after 6 Years of Activity
Sergio C. Boscardin, Costantino Sigismondi, Jucira L. Penna, Victor D'Avila +2
2017-01-11
Instrumentation and Methods for Astrophysics · Physics
The Heliometer of Rio de Janeiro in Operation - 2010 to 2013
Alexandre Humberto Andrei, Costantino Sigismondi, Eugenio Reis-Neto, Jucira Lousada Penna +1
2013-06-14
Instrumentation and Methods for Astrophysics · Physics
Solar astrometry with Rio Astrolabe and Heliometer
Costantino Sigismondi, Sergio Calderari Boscardin, Alexandre Humberto Andrei, Eugenio Reis-Neto +2
2013-11-19
Instrumentation and Methods for Astrophysics · Physics
A new approach for the heliometric optics
Victor d'Avila, Eugenio Reis Neto, Alissandro Coletti, Luis Carlos Oliveira +5
2012-01-17
Solar and Stellar Astrophysics · Physics
Development and first year of results from the heliometer of Observatorio Nacional
Alexandre H. Andrei, Victor A. D'Avila, Eugenio Reis Neto, Jucira L. Penna +4
2015-06-12
Solar and Stellar Astrophysics · Physics
The solar diameter series of the CCD Solar Astrolabe of the Observat\'orio Nacional in Rio de Janeiro measured during cycle 23
Costantino Sigismondi, Sergio Calderari Boscardin, Alexandre Humberto Andrei, Jucira Lousada Penna +2
2014-02-11
Solar and Stellar Astrophysics · Physics
Comparison of automatic methods to detect sunspots in the Coimbra Observatory spectroheliograms
S. Carvalho, S. Gomes, T. Barata, A. Lourenco +1
2020-02-12
Instrumentation and Methods for Astrophysics · Physics
Rise of the machines: first year operations of the Robo-AO visible-light laser-adaptive optics instrument
Christoph Baranec, Reed Riddle, Nicholas M. Law, A. N. Ramaprakash +10
2013-09-18
Instrumentation and Methods for Astrophysics · Physics
Second generation Robo-AO instruments and systems
Christoph Baranec, Reed Riddle, Nicholas M. Law, Mark R. Chun +5
2015-06-22
Instrumentation and Methods for Astrophysics · Physics
The solar survey at Pic du Midi: calibrated data and improved images
Laurent Koechlin, Luc Dettwiller, Maurice Audejean, Mael Valais +1
2019-10-23
Instrumentation and Methods for Astrophysics · Physics
Calibration of the Liverpool Telescope RINGO3 polarimeter
Aga Słowikowska, Krzysztof Krzeszowski, Michał Żejmo, Pablo Reig +1
2016-02-17
Solar and Stellar Astrophysics · Physics
Software tool for automatic detection of solar plages in the Coimbra Observatory spectroheliograms
T. Barata, S. Carvalho, I. Dorotovic, F. Pinheiro +3
2018-11-21
Instrumentation and Methods for Astrophysics · Physics
Calibrating Data from the Hinode/X-Ray Telescope and Associated Uncertainties
Adam R. Kobelski, Steven H. Saar, Mark A. Weber, David E. McKenzie +1
2014-08-27
Signal Processing · Electrical Eng. & Systems
UAV-Assisted Weather Radar Calibration: A Theoretical Model for Wind Influence on Metal Sphere Reflectivity
Jiabiao Zhao, Da Li, Jiayuan Cui, Houjun Sun +1
2024-07-09
Solar and Stellar Astrophysics · Physics
42 Years of Continuous Observations of the Solar Diameter from 1974 to 2015
Alexandre H. Andrei, Sergio C. Boscardin, Jucira L. Penna, Nelson V. Leister +1
2015-12-31
Instrumentation and Methods for Astrophysics · Physics
Revised calibration for near- and mid-infrared images from ~4000 pointed observations with AKARI/IRC
Fumi Egusa, Fumihiko Usui, Kazumi Murata, Takuji Yamashita +2
2016-02-17