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Sreejith Aickara Gopinathan
Sreejith Aickara Gopinathan
Space Resrach Institute, Austrian Academy of Sciences
Geverifieerd e-mailadres voor oeaw.ac.at
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Noise modeling and analysis of an IMU-based attitude sensor: improvement of performance by filtering and sensor fusion
K Nirmal, AG Sreejith, J Mathew, M Sarpotdar, A Suresh, A Prakash, ...
SPIE Astronomical Telescopes+ Instrumentation, 99126W-99126W-10, 2016
652016
Near-ultraviolet Transmission Spectroscopy of HD 209458b: Evidence of Ionized Iron Beyond the Planetary Roche Lobe
PE Cubillos, L Fossati, T Koskinen, ME Young, M Salz, K France, ...
The Astronomical Journal 159 (3), 111, 2020
502020
Extreme-ultraviolet Radiation from A-stars: Implications for Ultra-hot Jupiters
L Fossati, T Koskinen, JD Lothringer, K France, ME Young, AG Sreejith
The Astrophysical Journal Letters 868 (2), L30, 2018
482018
Non-local thermodynamic equilibrium effects determine the upper atmospheric temperature structure of the ultra-hot Jupiter KELT-9b
L Fossati, ME Young, D Shulyak, T Koskinen, C Huang, PE Cubillos, ...
Astronomy & Astrophysics 653, A52, 2021
412021
Characterization of the HD 219134 multi-planet system II. Stellar-wind sputtered exospheres in rocky planets b & c
AA Vidotto, H Lichtenegger, L Fossati, CP Folsom, BE Wood, J Murthy, ...
Monthly Notices of the Royal Astronomical Society 481 (4), 5296-5306, 2018
392018
A data-driven approach to constraining the atmospheric temperature structure of the ultra-hot Jupiter KELT-9b
L Fossati, D Shulyak, AG Sreejith, T Koskinen, ME Young, PE Cubillos, ...
Astronomy & Astrophysics 643, A131, 2020
312020
Characterization of the HD 219134 multiplanet system I. Observations of stellar magnetism, wind, and high-energy flux
CP Folsom, L Fossati, BE Wood, AG Sreejith, PE Cubillos, AA Vidotto, ...
Monthly Notices of the Royal Astronomical Society 481 (4), 5286-5295, 2018
272018
High-altitude ballooning programme at the Indian Institute of Astrophysics
A Nayak, AG Sreejith, M Safonova, J Murthy
Current Science, 708-713, 2013
252013
A Raspberry Pi-Based Attitude Sensor
AG Sreejith, J Mathew, M Sarpotdar, R Mohan, A Nayak, M Safonova, ...
Journal of Astronomical Instrumentation 3 (02), 1440006, 2014
242014
Ca II H&K stellar activity parameter: a proxy for extreme ultraviolet stellar fluxes
AG Sreejith, L Fossati, A Youngblood, K France, S Ambily
Astronomy & Astrophysics 644, A67, 2020
232020
Wide-field ultraviolet imager for astronomical transient studies
J Mathew, S Ambily, A Prakash, M Sarpotdar, K Nirmal, A G. Sreejith, ...
Experimental Astronomy 45, 201-218, 2018
172018
Pointing System for the Balloon-Borne Telescope
K Nirmal, AG Sreejith, J Mathew, M Sarpotdar, A Suresh, M Safonova, ...
Journal of Astronomical Telescopes, Instruments, and Systems, Submitted, 2016
17*2016
Balloon UV experiments for astronomical and atmospheric observations
AG Sreejith, J Mathew, M Sarpotdar, K Nirmal, S Ambily, A Prakash, ...
SPIE Astronomical Telescopes+ Instrumentation, 99084E-99084E-7, 2016
162016
Development of Data Acquisition Methods for an FPGA-Based Photon Counting Detector
S Ambily, M Sarpotdar, J Mathew, AG Sreejith, K Nirmal, A Prakash, ...
Journal of Astronomical Instrumentation 6 (01), 1750002, 2017
142017
Prospect for UV observations from the Moon. II. Instrumental design of an ultraviolet imager LUCI
J Mathew, A Prakash, M Sarpotdar, AG Sreejith, K Nirmal, S Ambily, ...
Astrophysics and Space Science 362 (2), 37, 2017
142017
An Overview of High-Altitude Balloon Experiments at the Indian Institute of Astrophysics
M Safonova, A Nayak, AG Sreejith, J Mathew, M Sarpotdar, S Ambily, ...
arXiv preprint arXiv:1506.01538, 2015
14*2015
Prospect for UV observations from the Moon
M Safonova, J Mathew, R Mohan, AG Sreejith, J Murthy, N Brosch, ...
Astrophysics and Space Science 353 (2), 329-346, 2014
132014
A software package for evaluating the performance of a star sensor operation
M Sarpotdar, J Mathew, AG Sreejith, N K, S Ambily, A Prakash, ...
Experimental Astronomy 43, 99-117, 2017
122017
Near ultraviolet spectrograph for balloon platform
AG Sreejith, M Safonova, J Murthy
International Conference on Optics and Photonics 2015 9654, 77-82, 2015
122015
Measurements of gondola motion on a stratospheric balloon flight
M Safonova, K Nirmal, AG Sreejith, M Sarpotdar, S Ambily, A Prakash, ...
arXiv preprint arXiv:1607.06397, 2016
112016
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Artikelen 1–20