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  • Re: theta 1 Orionis I

    On Fri, 2017-09-22 at 00:45 +0000, Rodolfo Ferraiuolo ... I used the Sky & Telescope magazine chart of the Trapezium to identify the 'I' component.

    20 hours ago
  • theta 1 Orionis I

    Hello all, I am looking for some alternative identification of the Trapezium star theta 1 Orionis I. Parenago catalog number or other catalog (ADS; JW; COUP,

    nocherito2006 1 day ago
  • eta Carinae outburst date

    This paper regarding the ejection of the Homunculus of eta Carinae may be of interest both from an historical as well as a visual-observing angle. It was

    2 days ago
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A retromoderated mailing list dedicated to the discussion of visual observing in amateur astronomy.

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  • 759
  • Astronomy
  • May 18, 1999
  • English

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