... of three exposures through Z (centred at 0.90 m), H (1.65m) and Ks filters (2.16 m) and with exposure times of 160, 320 and ... system ESO202-G23 made by combining an ISAAC H (1.65m) exposure with (blue) and R (red) exposures made with the VLT Test ...
... 2001) Residual phase power spectrum After AO correction Before AO correction Not corrected by AO AO corrected PSF 20 m telescope =1.65 µm r0()=90 cm =90 cm Airy pattern, (next ennemy) Not corrected halo Aliased error Critical spatial frequency fc=1/Wc=1/2 ...
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Ссылки http://www.arcetri.astro.it/~salinari/ELT/Detection%20of%20extrasolar%20planets_final.pdf -- 2897.1 Кб -- 03.11.2003 Похожие документы
... 2001) Residual phase power spectrum After AO correction Before AO correction Not corrected by AO AO corrected PSF 20 m telescope =1.65 µm r0()=90 cm =90 cm Airy pattern, (next ennemy) Aliased error Not corrected halo Critical spatial frequency fc=1/Wc=1/2 ...
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Ссылки http://www.arcetri.astro.it/~salinari/GSF/Wavefront%20Control.pdf -- 1770.4 Кб -- 27.11.2003 Похожие документы
... All the sources were observed in J, H and K (1:25 Їm, 1:65 Їm and 2:2 Їm respectively) NIR broad bands using the Las Campanas NIR camera (Persson et al. 1992) equipped with a NICMOS3 256\Theta256 HgCdTe array detector. ...
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Ссылки http://www.arcetri.astro.it/~lt/preprints/nirsur2/nirsur2.ps.gz -- 602.4 Кб -- 11.09.2007 Похожие документы
... H, and K broad band filters (centered at 1.25, 1.65, and 2.2 Їm, respectively) and in the Brfl narrow band filter (– = 2:166 Їm ... LONGSP Observations J (1.25Їm), H(1.65 Їm), and K (2.2Їm) band spectra of the Orion Bar were obtained using the LonGSp ...
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Ссылки http://www.arcetri.astro.it/~lt/preprints/oribar/oribar.ps.gz -- 349.5 Кб -- 11.09.2007 Похожие документы
... ESO-NTT near-IR imaging Images in the J (1.25 µm), H (1.65 µm), and KS (2.2 µm) near-infrared bands were obtained on the nights of 14 and 15 February 2003 with the SofI camera at the ESO New Technology Telescope (NTT). ...