Reply To: EF Peg – tricky photometry

[Mr Ian David Sharp]

Tony Vale wrote:

<p class=”wp-dark-mode-bg-image”>Isn’t this object likely to show superhumps during a superoutburst ? VSX lists an orbital period of 2.01 hours

Hi Tony,

Thanks. Just to prove your point here’s a long run of nearly 7 hours on EF Peg from last night in Spain. (2025-08-30 19:46 to 2025-08-31 02:28 UTC). The superhumps are very clear and you can see the Lomb-Scargle period analysis gave 2.0988 hours!

Cheers
Ian.

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   EF-Peg-Period.png