12/17/2020 Civil Zastrocky & Brotherton @ longslit (remote) Outside Temp(F) -- 27 (start) Outside Humidity(%RH) -- 53 start) Wind Speed(MPH) -- 28 mph (start) Wind Direction -- 224 (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= 6.8 pix (0.38 arcsec per pixel) or 2.3 arcsec focus (temp=27F) Centered for field, collimation numbers at Dec 56:39 HA- 00:18 0:01:21.4 -0:46:44.0 Fill LN2 #2 (17:18) Flat at fixed -6.25 48, dome 15 Index Object EXP secz UT T-Out Notes ------------------------------------------------------------------------------ a001-10 CuAr (Zenith) 2 01:20 27 @-95C a011-20 Bias 0 01:22 27 @-110C a021-30 Flat 3 01:27 27 Lamp @95% a031-33 G191B2B 60 1.47 01:42 27 Std a034-36 Mrk 1148 400 1.09 01:52 27 SNR=30 a037-39 PG0052+251 600 1.04 02:15 27 SNR=22 a040-46 1ES0206+52 600 1.03 02:52 25 SNR=28 a040-43 low snr a047-49 IRAS05480+5927 200 1.20 04:07 24 SNR=45 a050-52 IRAS05589+2828 400 1.27 04:20 24 SNR=25 a053-55 Mrk 6 500 1.32 04:45 24 SNR=30 a056-58 3C 120 300 1.24 05:15 23 SNR=40 a059-61 Mrk 79 300 1.23 05:39 23 SNR=40 a062-64 MGC-02-14-009 450 1.62 06:12 23 SNR=25 a065-67 G191B2B 60 1.05 07:33 21 std seeing about 2.8" a068-70 Mrk704 400 1.38 7:46 22 snr=40+ a071-73 NGC2617 600 1.57 8:14 20 snr=30 Humidity dropping, mirror looks good a074-76 PG0923+129 400 1.26 8:50 21 snr=25+ Some clouds on last exposure...