Osmania University - M.Sc-Astro Physics - 4 - Theory Paper 7: Astronomical Techniques

Theory Paper 7: Astronomical Techniques
Unit 1
Telescopes
Types of telescopes. Design and construction of a simple Optical telescopes. Schmidt telescopes. Sky charts and their importance. Solar telescopes.
Unit 2
Detectors
Detectors for optical and infrared regions. Application of CCD's to stellar imaging, photometry and spectroscopy. Techniques of observations of astronomical sources from space in infrared. EUV, X-ray and gamma-ray regions of the electromagnetic spectrum.
Unit 3
Photometry and Spectroscopy
Astronomical photometry. Simple design of an astronomical photometer. Observing technique with a photometer Correction for atmospheric extinction. Tansformation to a standard photometric system. Astronomical spectroscopy. Spectral classification. Simple design of astronomical spectrograph. Radial velocity measurements.
Unit 4
Radio Astronomy Techniques
Basic parameters of an antenna. Various types of antennas. Non-steerable, partially steerable and fully steerable radio telescopes. Receiver systems and their calibration. Two-element and multi-element Interferometers. LB. and VLBI Systems. Aperture Synthesis.
REFERENCES
1. C.R.Kitchin: Astrophysical Techniques.
2. Gordon Walker: Astronomical Observations - an Optical Perspective (Cambridge
University press).
3. Henden and Kaitchuck: Astronomical Photometry.
4. Astrophysics-Stars and galaxies by K.D.Abhyankar.
5. C.R.Miczaika and W.M.Sinton: Tools of the Astronomers
6. W.A.Hiltner (Ed): Astronomical Techniques.
7. Carleton: Methods of Experimental Physics. Vol.XIIA.

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