Visually Observing Comets (Astronomer's Pocket Field Guide) by David A. J. Seargent
English | 13 Apr. 2017 | ISBN: 331945434X | 276 Pages | PDF | 7.22 MB
In these days of computers and CCD cameras, visual comet observers can still contribute scientifically useful data with the help of this handy reference for use in the field. Comets are one of the principal areas for productive pro-amateur collaboration in astronomy, but finding comets requires a different approach than the observing of more predictable targets.