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Download Exoplanet Observing for Amateurs by Bruce L. Gary PDF

By Bruce L. Gary

This "how to" is for complicated beginner astronomers desirous to become aware of exoplanet transits. many of the suggestions defined is also used for different astronomy photometry initiatives, akin to variable celebrity watching.

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01. List of BTEs (most recently discovered BTEs at top). HJDo is Heliocentric Julian Date for a reference mid-transit, P is the orbital period of the BTE; together they constitute an ephemeris for calculating future mid-transit times. 0). “Season” is the month when the object transits at local midnight. ) 28 CHAPTER 4 – BTE LIST This section describes how to calculate when BTE transits occur in order to plan days or months ahead. I like to maintain observing calendars for at least a month in advance so that especially important transits won’t be “missed” by committing to other plans for those important dates.

A radio controlled UT clock is synchronized with WWVB radio time signals every night. When accurate time-tagging of images is important I visually compare the radio controlled clock with the main computer’s clock, which is synchronized using internet queries by a program (AtomTimePro) at 3 hour intervals. Above Monitor #1 is a flat bed scanner with a small blanket. This is where the cat sleeps, and occasionally wakes, stretches, and reminds me about observing strategies. On the desk (behind my chair) is another monitor for display of a wireless video sensor in the observatory.

At this point in the planning process we have chosen a target, but reference star options have to be considered. This is the subject of the next section. Deciding FOV Placement Field-of-view (FOV) placement can be established before observing begins. My CCD (ST-8XE) has a second chip devoted to autoguiding, so it is important to determine which main chip FOV placement provides for a bright star within the autoguider’s FOV. This is where TheSky/Six is very helpful, as the next figure illustrates.

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