09/19/2020 Civil Brotherton @ WIRO Longslit (remote) Outside Temp(F) -- 50 (start) Outside Humidity(%RH) -- 51 (start) Wind Speed(MPH) -- 15 mph (start) Wind Direction -- 294 (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= 8 pix (0.38 arcsec per pixel) or 3 arcsec focus (temp= 59F) Centered for field, collimation numbers at Dec 28:08 HA 00:20 0:01:53.1 -1:10:50.0 Fill N2 #1 (19:30) Flat at fixed -6.25 48, dome 15 Index Object EXP secz UT T-Out Notes ------------------------------------------------------------------------------ a001-10 Flat 3 02:50 50 Lamp 95% a011-20 CuAr (Zenith) 2 3:03 50 @-110C a021-30 Bias 0 3:10 50 @-110C Waiting on clouds... a031-34 Bd+28d4211 30 1.03 5:37 45 a035-39 PG2214+139 300 1.11 5:51 45 SNR=20 some clouds but continuing to try a040-42 NGC7469 200 1.18 6:40 42 SNR=40 a043-46 IIIZw2 900 1.16 6:55 42 SNR=10 RH=83%...87% Keep going but carefully... a047-49 Mrk1148 400 1.09 8:00 41 SNR=30 a050-52 1ES02026+522 400 1.03 8:26 42 SNR=23 Is the He II getting weird again??? a053-55 NGC985 300 1.58 8:55 41 SNR=30 a056-58 3C120 300 1.49 9:16 40 SNR=40 RH=90%, keep going...no obvious dew a059-61 2MASS0414 400 1.7 9:40 40 SNR=25 a062-64 Mrk618 300 1.8 10:03 42 SNR=30 a065-67 IRAS05589+2828 300 1.2 10:24 42 SNR=22 RH=81% a068-71 G191B2B 60 1.06 10:45 42 width is 8 pixels or 3 arcsec a072-74 IRAS05480+5927 200 1.12 10:51 42 SNR=30 a075-77 Mrk6 500 1.28 11:05 42 SNR=30 Twilight, try for one more... a078-80 Mrk79 300 1.20 11:42 42 SNR=30