› Forums › Variable Stars › Introducing MetroPSF – a program for ensemble photometry › Here is an example file which
28 May 2021 at 9:34 pm
#584272
![](https://britastro.org/wp-content/uploads/2019/04/picture-14-1555163046-80x80.jpg)
Participant
Here is an example file which gives the JD zero date: http://www.nickdjames.com/Transfers/ngc6888_n_solved.fit.gz