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Question about Eta Car spectrum, 02 Aug 2014
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03-08-2014, 08:01 PM
malclocke
(Malc)
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Join Date: Jun 2012
Location: Christchurch, New Zealand
Posts: 183
Hi Rob,
My guess is contamination from a field star. In your top image I can see a spectrum just below eta car. In the lower image I can't see it, and the field looks slightly rotated compared to the top image.
malclocke
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