What are the Shiny odds in Pokémon Café ReMix?

Question

I mainly ask because a Shiny Piplup came to my Café, so I got curious. There are also events that increase the chances of finding specific Shiny Pokémon, but I'm not sure what those odds are either.

Answer 1

1/1200

Source

Comments

Where does the figure in that comment originally come from?

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They are a dataminer for the game apparently

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Where do they say this? Are there links to any data they've found?

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If you look at their content a lot of their stuff is just simplified datamining for a wider audience.