› Forums › Photometry › Real-time photometry software › systematic variations
29 September 2019 at 9:46 pm
#581420
![](https://britastro.org/wp-content/uploads/2016/11/picture-146-1478110706-80x80.jpg)
Participant
Yep plenty of signal to knock down the stochastic errors and a large area to average out the seeing. The question is how stable is the camera electronics (gain and dark current) and the atmospheric transparency at the sort of timescale we a talking about?