12/29/2020 Civil Zastrocky & McLane @ longslit (remote) Outside Temp(F) -- 8 (Start) Outside Humidity(%RH) -- 72 (Start) Wind Speed(MPH) -- 16 mph (Start) Wind Direction -- 286 (Start) Slit width 5 arcsec, set on September 17, 2020 empirically 900l/mm grating, sub-array center column 1050, width 360 Longslit focus set to 310 on instrument. Seeing= 7.1 pix (0.38 arcsec per pixel) or 2.7 arcsec focus (temp 7C) Centered for field, collimation numbers at Dec 35:43 HA -0:02 0:01:06.9 -1:01:43.0 Fill LN2 #1 (17:20) Flat at fixed -6.25 48, dome 15 Index Object EXP secz UT T-Out Notes ------------------------------------------------------------------------------ a001-10 CuAr 2 01:21 8 @-95C a011-20 Bias 0 01:23 8 @-120C a021-30 Flat 4 01:27 8 Lamp @100% a031-33 G191B2B 60 1.31 01:40 8 Std a034-37 1ES0206+52 600 1.03 01:51 8 SNR=14 mirror check >> frost