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An Anthology of Visual Double Stars
pocket,
2019,
Engelska,
ISBN 9781316629253
Modern telescopes of even modest aperture can show thousands of double stars. Many are faint and unremarkable but hundreds are worth searching out. Veteran double-star observer Bob …
Anthology of Visual Double Stars
E-bok,
2019,
Engelska,
ISBN 9781108601702
Modern telescopes of even modest aperture can show thousands of double stars. Many are faint and unremarkable but hundreds are worth searching out. Veteran double-star observer Bob …
Observing and Measuring Visual Double Stars
E-bok,
2006,
Engelska,
ISBN 9781852338602
Double stars are the rule, rather than the exception: our solar system, having a single sun, is in the minority. Orbiting satellites, ground-based observatories and interferometers …