12/27/2020 Civil Brotherton @ longslit (remote) Outside Temp(F) -- 15 (Start) Outside Humidity(%RH) -- 77 (Start) Wind Speed(MPH) -- 10 mph (Start) Wind Direction -- 260 (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= 6.6 pix (0.38 arcsec per pixel) or 2.5 arcsec focus Centered for field, collimation numbers at Dec 49:56 HA -1:28 0:01:01.4 -0:59:57.0 Fill LN2 #2 (17:25) Flat at fixed -6.25 48, dome 15 Index Object EXP secz UT T-Out Notes ------------------------------------------------------------------------------ a001-10 Flat 4 1:36 14 100% lamp Looks like both east and west lamps are out. a011-20 CuAr 2 02:00 22 @-137C a021-30 Bias 0 02:04 22 @-138C a031-33 G191B2B 60 1;18 02:36 15 std a034-37 PG0052+251 600 1.10 03:30 14 snr=12-15 mirror check -- ok! a038-40 NGC985 300 1.55 3:50 14 snr=30 a041-43 Mrk1148 400 1.35 4:10 13 snr=24 a044-47 Mrk975 400 1.42 4:33 14 snr=18 a048-50 Mrk618 300 1.60 5:08 13 snr=30 a051-53 3C120 300 1.23 5:27 13 snr=25+ mirror check -- ok! a054-56 1ES0206+52 600 1.18 5:48 13 snr=25+ a057-59 G191B2B 60 1.03 6:23 13 std seeing is now 5.4pix or 2.1" a060-63 MCG-02-14-009 450 1.6 6:33 13 snr=13 a064-67 IRAS05589+2828 400 1.03 7:10 12 snr=20 Moon is close, but object is bright. a068-70 Mrk79 300 1.02 7:40 12 snr=26 a071-73 Mrk6 500 1.20 8:02 13 snr=22 a074-76 NGC3516 300 1.24 8:35 13 snr=40+ a077-80 Mrk141 600 1.14 8:55 13 snr=20- Some clouds... a081-84 NGC2617 600 1.44 9:50 14 snr=15 a085-87 NGC3227 300 1.09 10:27 13 snr=50+ a088-90 PG0923+129 400 1.15 10:45 13 snr=22+ a091-93 Mrk704 400 1.15 11:09 13 snr=30+ a094-96 SDSS1004 900 1.16 11:33 13 snr=60+ a097-99 NGC4151 100 1.01 12:22 13 snr=50+ a100-102 Feige34 60 1.05 12:30 13 std Seeing 1.5! a103-106 Mrk817 300 1.18 12:37 13 snr=55+ a107-109 Mrk841 300 1.42 13:01 13 snr=40 a110-113 PG1534+580 200 1.17 13:20 13 snr=15-20,- Last target in twilight