Observation by Mattia Piccoli: HD 191765's spectrum

Uploaded by

Mattia Piccoli

Observer

Mattia Piccoli

Observed

2022 Aug 19 - 20:40

Uploaded

2022 Aug 20 - 11:44

Objects

Spectrum

Equipment

SkyWatcher Newton 200 / 800
EQ6
Player One Neptune-M
StarAnalyzer 100

Exposure

5s x 197frame 343 Gain

Location

Italy, Udine

Target name

HD 191765

Title

HD 191765's spectrum

About this image

Files associated with this observation

HD 191765.png (8.7 kB)

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David Basey, Robin Leadbeater, Paul Whitmarsh

Comments

Robin Leadbeater, 2022 Aug 21 - 20:52 UTC

The He 5411 emission line exactly in the centre of this spectrum was the subject of a Pro-Am campaign in 2013 looking in detail at variations in the stellar wind.

https://ui.adsabs.harvard.edu/abs/2016MNRAS.460.3407A/abstract

Mike Harlow, 2022 Aug 24 - 14:38 UTC

Nice to see a spectrum but could you add a scale or identify some of the lines?

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