11/07/2020 Civil Brotherton @ WIRO Longslit (remote) Outside Temp(F) -- 42 (start) Outside Humidity(%RH) -- 56 (start) Wind Speed(MPH) -- 18 mph (start) Wind Direction -- 173 (start) Slit width 5 arcsec, set on September 17 empirically 900l/mm grating, sub-array center column 1050, width 360 Longslit focus set to 310 on instrument. Seeing= 6.6 pix (0.38 arcsec per pixel) or 2.5 arcsec focus (temp=42F) Centered for field, collimation numbers at Dec 29:25 HA 00:11a001-03 BD28d4211 30 1.28 4:49 42 temp -50C 0:01:55.9 -0:45:46.0 Fill N2 #2 (21:00) Flat at fixed -6.25 48, dome 15 Index Object EXP secz UT T-Out Notes ------------------------------------------------------------------------------ a001-03 BD28d4211 30 1.28 4:49 42 temp -50C a004-06 BD28d4211 30 1.30 4:52 42 temp -70C a007-09 MR2251-178 400 2.46 4:59 42 snr=20-25 Files 8 and 9 not so good -- clouds a010-19 Flats 3 5:26 42 Lamp 95% a020-29 CuAr (Zenith) 2 05:59 42 a030-39 Bias 0 01:01 42 If reopen... NGC7469 NGC985 3C120...