4-8 July 2016
Kramer Law building
Africa/Johannesburg timezone
<a href="http://events.saip.org.za/internalPage.py?pageId=10&confId=86">The Proceedings of SAIP2016</a> published on 24 December 2017

Follow up studies on delta Schuti star: HD 75656

6 Jul 2016, 16:10
1h 50m
Kramer Law building

Kramer Law building

UCT Middle Campus Cape Town
Board: D1.423
Poster Presentation Track D1 - Astrophysics Poster Session (2)

Speakers

Ms Charissa Button (University of Pretoria) Ms Nosicelo Mrwetyana (University of Pretoria)

Apply to be<br> considered for a student <br> &nbsp; award (Yes / No)?

No

Main supervisor (name and email)<br>and his / her institution

T. Medupe: thebe@saao.ac.za

Please indicate whether<br>this abstract may be<br>published online<br>(Yes / No)

Yes

Would you like to <br> submit a short paper <br> for the Conference <br> Proceedings (Yes / No)?

No

Abstract content <br> &nbsp; (Max 300 words)<br><a href="http://events.saip.org.za/getFile.py/access?resId=0&materialId=0&confId=34" target="_blank">Formatting &<br>Special chars</a>

HD 75656 is a normal A-star. A team led by T. Medupe observed the star from Sutherland observatory in 2007. From their observations, they found that this star pulsates with an oscillation period of 2.45 hours which would suggest that it is a δ-Scuti star. We will present more data on HD 75656 in order to confirm whether it is a δ-Scuti star or not. The 40.0 cm telescope at the Mahikeng Astronomical Observatory is used to obtain more data on the star. The project will use HD75501 as a comparison star. Light curves of the star will be obtained from the data and Fourier analysis performed in order to determine the frequency at which the star pulsates and to find out whether it pulsates at more than one frequency. Possible asteroseismology will be performed on the frequency data

Level for award<br>&nbsp;(Hons, MSc, <br> &nbsp; PhD, N/A)?

N/A

Primary authors

Ms Charissa Button (University of Pretoria) Mr Johannes Venter (University of Pretoria) Mr Kamogelo Mekazi (University of Pretoria) Ms Nosicelo Mrwetyana (University of Pretoria) Mr Omphemetse Kelebogile Mputle (University of Pretoria) Mr Phathutshedzo Mutangwa (university of pretoria) Prof. Rodney Medupe (North West University, Mafikeng Campus) Mr Samuel Matshoba (University of Pretoria) Mr Thapelo Mokgadi (University of Pretoria) Mr Tlhogelo Mabaso (University of Pretoria)

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