Systems design of COATLI: An all-sky robotic optical imager with 0.3 arcsec image quality
Por:
Cuevas, Salvador, Langarica, Rosalia, Watson, Alan M., Fuentes-Fernandez, Jorge, Angeles, Fernando, Farah, Alejandro S., Figueroa, Liliana, Becerra-Godinez, Rosa L., Chapa, Oscar, Roman-Zuniga, Carlos G., Quiroz, Fernando, Tejada, Carlos, Alvarez-Nunez, Luis C., Ruiz, Jaime, Tinoco, Silvio J.
Publicada:
1 ene 2016
Resumen:
COATLI is a new instrument and telescope that will provide 0.3 arcsec FWHM images from 550 to 920 nm over a large fraction of the sky. It consists of a robotic 50-cm telescope with a diffraction-limited imager. The imager has a steering mirror for fast guiding, a blue channel using an EMCCD from 400 to 550 nm to measure image motion, a red channel using a standard CCD from 550 to 920 nm, and an active optics system based on a deformable mirror to compensate static aberrations in the red channel. Since the telescope is small, fast guiding will provide diffraction-limited image quality in the red channel over a large fraction of the sky, even in relatively poor seeing. The COATLI telescope will be installed at the Observatorio Astronómico Nacional in Sierra San Pedro Mártir, Baja California, México, in 2016 and will initially operate with a simple interim imager. The definitive COATLI instrument will be installed in 2017. In this work we present the general optomechanical and control electronics design of COATLI. © 2016 SPIE.
Filiaciones:
Cuevas, Salvador:
Univ Nacl Autonoma Mexico, Inst Astron, Apdo Postal 70-264, Mexico City 04510, DF, Mexico
Langarica, Rosalia:
Univ Nacl Autonoma Mexico, Inst Astron, Apdo Postal 70-264, Mexico City 04510, DF, Mexico
Watson, Alan M.:
Univ Nacl Autonoma Mexico, Inst Astron, Apdo Postal 70-264, Mexico City 04510, DF, Mexico
Fuentes-Fernandez, Jorge:
Univ Nacl Autonoma Mexico, Inst Astron, Apdo Postal 70-264, Mexico City 04510, DF, Mexico
Angeles, Fernando:
Univ Nacl Autonoma Mexico, Inst Astron, Apdo Postal 70-264, Mexico City 04510, DF, Mexico
Farah, Alejandro S.:
Univ Nacl Autonoma Mexico, Inst Astron, Apdo Postal 70-264, Mexico City 04510, DF, Mexico
Figueroa, Liliana:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 22860, DF, Mexico
Becerra-Godinez, Rosa L.:
Univ Nacl Autonoma Mexico, Inst Astron, Apdo Postal 70-264, Mexico City 04510, DF, Mexico
Chapa, Oscar:
Univ Nacl Autonoma Mexico, Inst Astron, Apdo Postal 70-264, Mexico City 04510, DF, Mexico
Roman-Zuniga, Carlos G.:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 22860, DF, Mexico
Quiroz, Fernando:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 22860, DF, Mexico
Tejada, Carlos:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 22860, DF, Mexico
Alvarez-Nunez, Luis C.:
Univ Nacl Autonoma Mexico, Inst Astron, Apdo Postal 70-264, Mexico City 04510, DF, Mexico
Ruiz, Jaime:
Univ Nacl Autonoma Mexico, Inst Astron, Apdo Postal 70-264, Mexico City 04510, DF, Mexico
Tinoco, Silvio J.:
Univ Nacl Autonoma Mexico, Inst Astron, Apdo Postal 70-264, Mexico City 04510, DF, Mexico
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