12/09/2020 Civil Zastrocky & McLane @ longslit (remote) Outside Temp(F) -- 36 (start) Outside Humidity(%RH) -- 17 start) Wind Speed(MPH) -- 20 mph (start) Wind Direction -- 263 (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= 5.8 pix (0.38 arcsec per pixel) or 2.2 arcsec focus (temp=36F) Centered for field, collimation numbers at Dec 44:51 HA 00:20 0:01:37.4 -0:39:36.0 Fill LN2 # 1 (16:45) Flat at fixed -6.25 48, dome 15 Index Object EXP secz UT T-Out Notes ------------------------------------------------------------------------------ a001-10 CuAr (Zenith) 2 00:47 36 @-95C a011-20 Bias 0 00:49 36 @-110C a021-30 Flat 3 00:54 36 Lamp 95% a031-33 BD+28d4211 30 1.07 01:05 36 Std a034-39 1ES0206+52 600 1.11 01:38 36 SNR=4 Clouds, very low snr Closed for clouds ~19:30 local Reopended ~22:15 local a040-42 1ES0206+52 600 1.05 05:15 32 SNR=25 High wind, closed 22:50 local Opened 00:20 local. a043-45 3C120 300 1.28 07:29 32 SNR=35 a046-49 Mrk 618 300 1.75 07:49 32 SNR=20 a050-56 Mrk 6 500 1.20 08:17 32 SNR=28 Clouds.