Abstract
In the past years ESO has built together with industry a transportable Laser Guide Star Unit (WLGSU) to test the laser technology while supporting some strategic experiments for the LGS-AO technologies. Since July 2016, the WLGSU has been installed at the Observatorio del Roque de Los Muchachos (ORM) in La Palma, next to the William Herschel Telescope (WHT), to perform different field experiments and studies related to the LGS technologies for Adaptive Optics. To study the photometric and spectral contamination from the scattering near the laser beam along the uplink at different heights, including the LGS itself, four observing runs, each of four hours, have been granted under Program GTC3-16ITP using the OSIRIS spectro-imager at the 10.4m Gran Telescopio CANARIAS (GTC). We report preliminary results of the first two runs on the photometric and spectroscopic measurements and on the observed Raman emission of atmospheric molecules along the uplink beam.
| Original language | English |
|---|---|
| Title of host publication | AO4ELT5 Proceedings |
| Publisher | AO4ELT |
| Pages | 1-7 |
| Number of pages | 7 |
| DOIs | |
| Publication status | Published - 25 Sept 2017 |
| Externally published | Yes |
| Event | 5th Adaptive Optics for Extremely Large Telescopes, AO4ELT5 2017 - The Gran Teide Room, Hotel Botánico, Puerto de la Cruz, Tenerife, Canary Islands, Spain Duration: 25 Jun 2017 → 30 Jun 2017 http://research.iac.es/congreso/AO4ELT5/index.html |
Conference
| Conference | 5th Adaptive Optics for Extremely Large Telescopes, AO4ELT5 2017 |
|---|---|
| Abbreviated title | AO4ELT5 |
| Country/Territory | Spain |
| City | Tenerife, Canary Islands |
| Period | 25/06/17 → 30/06/17 |
| Internet address |
Keywords
- Adaptive optics
- Atmospheric characterization
- Laser guide star
- Laser tomography adaptive optics
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Dive into the research topics of 'Photometry and Spectrum Measurements of the Laser Guide Star Beam Emission at Observatorio del Roque de Los Muchachos with the Gran Telescopio CANARIAS'. Together they form a unique fingerprint.Research output
- 1 Citations
- 3 Conference contribution
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Green Flash: Exploiting Future and Emerging Computing Technologies for AO RTC at ELT Scale
Gratadour, D., Andrighettoni, M., Angerer, G., Basden, A., Bernard, J., Biasi, R., Bitenc, U., Buey, T., Dembet, R., Deneux, H., Dipper, N., Doucet, N., Dufourc, G., Durand, S., Ferreira, F., Flaischer, A., Gendron, E., Geng, D., Jenkins, D. & Lain, M. & 14 others, , 16 Oct 2017, AO4ELT5 Proceedings. AO4ELT, p. 1-12 12 p.Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Open Access3 Citations (Scopus) -
On-Sky Testing of Algorithms for Extended LGS Spots
Basden, A., Reeves, A. P., Bardou, L., Calia, D. B., Buey, T., Centrone, M., Chemla, F., Feautrier, P., Gach, J. L., Gendron, E., Gratadour, D., Jenkins, D., Lombardi, G., Marchetti, E., Morris, T., Myers, R., Osborn, J., Pfrommer, T., Talavera, M. R. G. & Rousset, G. & 4 others, , 21 Sept 2017, AO4ELT5 Proceedings. AO4ELT, p. 1-11 11 p.Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Open Access -
Preliminary On-Sky Results of the CANARY Experiment with an ELT-Elongated Sodium LGS
Bardou, L., Gendron, E., Rousset, G., Gratadour, D., Basden, A. G., Calia, D. B., Buey, T., Centrone, M., Chemla, F., Gach, J. L., Lombardi, G., Marchetti, E., Morris, T. J., Myers, R. M., Osborn, J., Townson, M., Vidal, F. & García-Talavera, M. R., 17 Oct 2017, AO4ELT5 Proceedings. AO4ELT, p. 1-9 9 p.Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Open Access2 Citations (Scopus)
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