https://cxidb.org/data/215/mfxls1016/calib/Jungfrau::CalibV1/MfxEndstation.0:Jungfrau.0/pixel_gain/1-end.data
https://cxidb.org/data/215/mfxls1016/calib/Jungfrau::CalibV1/MfxEndstation.0:Jungfrau.0/pixel_gain/3-end.data
https://cxidb.org/data/215/mfxls1016/calib/Jungfrau::CalibV1/MfxEndstation.0:Jungfrau.0/pixel_gain/HISTORY