Further Reading

Dating Observations

Astronomical Almanac Supplement, 1984, Section S: The Improved IAU System, Washington: US Government Printing Office and London: Her Majesty's Stationery Office.

Precessing the Position Angle

Couteau, Paul, 1981, Observing Visual Double Stars, trans. Alan Batten, MIT Press, Cambridge, MA, 121-2.

Differential Atmospheric Refraction

Argyle, R.W., 1990, Webb Society Observing Section Reports, No. 6.

Estimating Double Star Magnitudes

Argyle, R.W., 1986, Webb Society Deep-Sky Observer's Handbook, vol. 1: Double Stars, 2nd edn, ed. Kenneth Glyn Jones, Enslow Publishers, Inc. Greaney, M.P., April 1997, Quarterly Journal of the Webb Society, 108.

Isles, John E., 1990, Webb Society Deep-Sky Observer's Handbook, vol. 8: Variable Stars, ed. Kenneth Glyn Jones, Enslow Publishers, Inc.

A Suitable Focal Ratio for Double Star

Observing

Couteau, Paul, 1981, Observing Visual Double Stars, trans. Alan Batten, MIT Press, Cambridge, MA.

Observing Double Stars with an

Alt-azimuth Mounted Telescope

Greaney, M.P., October 1993, Quarterly Journal of the Webb Society, No. 94.

Greaney, M.P., October 1995, Quarterly Journal of the Webb Society, No 102.

The star positions used in the examples were obtained from The Bright Star Catalogue, 5th rev. edn (Hoffleit +, 1991) on the Astronomical Data Center website http://adc.gsfc. nasa.gov/cgi-bin/viewer/specify.pl?file = catalog.dat&catalog=5050

Was this article helpful?

0 0
Telescopes Mastery

Telescopes Mastery

Through this ebook, you are going to learn what you will need to know all about the telescopes that can provide a fun and rewarding hobby for you and your family!

Get My Free Ebook


Post a comment