Date: 2018 Sept 15 UTC Observers: R.Humphreys (OURC), J. Power (LBTO) TO: J. Williams SA: Moon phase: 1st quarter. Moon set 10 pm, 05 UT Summary: Calibrations: Before sunset Biases grating 8K x 3K Flats 0.6 slit dual MODS1, blue MODS2 Completed Programs: Begin with MODS, need to refocus guider during twilight (John Hill, Olga Kuhn) 01:20 Opened 02:42 move to flux std +284211 02:54 start expo 60s x 3 03:14 move to ND_carbon jy2552 03:28 start 3 x 600s seeing 0.8 04:11 move to ND_carbon jy2553 pointing check required 04:39 start 6 x 600s seeing 0.6 05:54 end switch to LBC problems with LBC pointing, TCS issue lost time, not enough time for NGC 6946 06:23 moving to NGC 6503 instead 06:44 start NGC 2603 seeing 1.0 07:00 end handover to TSIP