• Observing, days 3-4: galaxies and blank fields


    After a couple of days of lousy weather, the sky cleared up and dried out Wednesday. Eventually, we got down to τ<0.08 — not quite the best possible conditions, but good enough for almost anything we might want to do. We started out slightly worse than that, but that meant we got to observe more…

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    I realize that I haven’t posted in nearly two weeks. Between marking exams, gardening, attempting to solve differential equations and calculate integrals with several hundred terms, inspiration has been lacking. Here are some things I may yet get to: The book launch for Universe or Multiverse, edited by QMW Cosmologist Bernard Carr. Entertaining, for sure,…

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