12/07/2020 Civil Olson, McLane, Zastrocky longslit (remote) Outside Temp(F) -- 35 (start) Outside Humidity(%RH) -- 20 start) Wind Speed(MPH) -- 24 mph (start) Wind Direction -- 282 (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= 7.3 pix (0.38 arcsec per pixel) or 2.7 arcsec focus (temp=32F) Centered for field, collimation numbers at Dec 44:51 HA -00:25 0:01:47.4 -0:35:45.0 Fill LN2 # 1(17:57) Flat at fixed -6.25 48, dome 15 Index Object EXP secz UT T-Out Notes ------------------------------------------------------------------------------ Unable to fill LN2. Looks like T-junction has become detached from lower hose. a001-10 Flat 3 00:08 35 a011-20 CuAr (Zenith) 2 00:13 35 T@-123 a021-30 Bias 0 00:18 36 T@-124 a031-33 BD+29d4211 30 1.04 00:30 36 T@-113 a034-36 NGC 7469 200 1.18 00:38 37 T@-113 SNR=51 Conrad repairing hose Filling LN2. Dome failed to close fully on first try at 17:57 local, worked on second try CCDOps crashed 18:20 local Had to cycle longslit guide camera when relaunching in order to connect a037-39 1ES0206+52 600 1.14 01:31 34 SNR=27 a040-42 PG2304+042 500 1.29 02:07 35 SNR=29 a043-45 3C390.3 600 1.56 02:48 35 SNR=27 a046-48 PG0052+251 600 1.05 03:25 35 SNR=21 a049-51 Mrk975 400 1.15 03:58 35 SNR=22 a052-54 3C 120 300 1.42 04:22 35 SNR=46 a055-57 IRAS05589+2828 400 1.34 04:42 34 SNR=32 a058-60 IRAS05480+5927 200 1.17 05:06 34 SNR=32 a061-63 Mrk79 300 1.40 05:20 34 SNR=37 a064-66 Mrk6 500 1.30 05:40 35 SNR=35 a067-69 NGC 3516 300 1.74 06:09 34 SNR=75 a070-73 Mrk141 600 1.64 06:27 33 SNR=45 Refill LN2 (00:10) a074-76 MCG-02-14-009 450 1.63 07:42 33 SNR=20 a077-79 PG0923+129 400 1.57 08:09 32 SNR=40 a080-82 Feige 34 60 1.38 08:35 32 Std Clouds coming in 02:00 local. a083-88 PG1004+130 600 1.60 08:45 32 SNR=30 Clouds. a089-93 Mrk 279 600 1.55 10:11 31 SNR=13 a094-96 NGC3227 300 1.12 10:59 32 SNR=45 a097-99 NGC 4151 100 1.17 11:19 30 SNR=60 a100-104 Mrk 817 500 1.51 11:30 30 SNR=20 a102-103 clouds a105-107 Feige 34 80 1.00 12:33 30 Std CCDops crashed 05:39 local