Collimator focus is always 1000 Readout: 2x2 binning 0.3arcsec/pix; 200kHz ATTN0 600-old grating: camera focus 1800 Setup: custom Central wavelength: 510nm Grating angle: 8.80082 Camera angle: 17.6016 Wavelength range from 3680A to 6350A Calibrations (daytime) for the 600 grating 2018-01-07 18:15 local time (21:15UTC) 50-80 DomeFlat 10sec blue counts: 300, red counts: 30k; 100% lamp intensity 81-83 bad 84-86 CuArHe 60sec counts 100 to 1000 on individual exposures 930 grating: camera focus 1400 Setup: custom Central wavelength: 458nm Grating angle: 12.2965 Camera angle: 24.5929 Wavelength range from 3710A to 5450A Calibrations (daytime) for the 930 grating 87-89 CuArHe 60sec counts 100 to 1000 on individual exposures 90 testflat 20sec peak counts 12k 91-121 DomeFlat 60sec peak counts 35k 100% lamp intensity Imaging calibrations for g_SDSS (for acq images) 122-132 focus 1sec quartz, focus for g_SDSS The SDSS_g band focus: 1650 133 testflat 5sec 50% lamp intensity; dome flat 60k counts 134 testflat 6sec 20% lamp intensity; dome flat 6k counts 135 testflat 6sec 40% lamp intensity; dome flat 43k counts 136-144 DomeFlat 4sec 40% lamp intensity; dome flat 20k counts 145-159 bias 0sec 20:15 back to the 930 grating 160-174 bias 0sec 175 bad 3sec sky flat saturated with SDSS_g, wrong camera focus 176 SkyFlat 1sec camera focus 1400, counts 22k 177 SkyFlat 1sec counts 2k - telescope is pointing to the dome 178 SkyFlat 1sec counts 2k - telescope is pointing to the dome 179-181 bad 60sec 182-184 CuArHe 60sec weird reflection / ghost in the blue 185 SkyFlat 5sec camera focus 1400, counts 14k 186 SkyFlat 10sec counts 23k 187 SkyFlat 10sec counts 22k 188 SkyFlat 10sec counts 21k 182-184 CuArHe 60sec ok -- no ghosts Imaging skyflats in g_SDSS 192-193 test 1sec counts 26k; clouds 195-197 SkyFlat 1sec counts 10-12k; clouds 198-200 SkyFlat 3sec counts 12k; clouds PA=90: East up North left PA=270: East down North right 21:45 EG21 201 EG21acq 1sec 6k in the max 202 EG21slit 1sec 203 EG21slit 1sec 204 EG21 300sec fwhm=5pix=1.5arcsec 205 CuArHe 120sec 22:05 NGC416 206 NGC416ack 15sec seeing 1.5arcsec=5pix fwhm 207 NGC416ack 15sec offset to center; then 15arcsec S 208 NGC416 1800s scan S-N, 30arcsec in 30min; dec_rate=+60 209 CuArHe 120sec 22:50 NGC411 210 NGC411ack 15sec seeing 1.5-1.7arcsec 211 NGC411ack 15sec offset to center; then 22.5arcsec S 212 NGC411 1800s scan S-N, 45arcsec in 30min; dec_rate=+90 213 CuArHe 120sec 23:30 NGC1696 214 NGC1696ack 15sec seeing 1.5 arcsec 215 NGC1696ack 15sec offset to center, then 7.5arcsec S 216 NGC1696 1800s scan S-N, 15arcsec in 30min; dec_rate=+30 217 bad 1s 218 CuArHe 120sec 00:13 NGC1718 219 NGC1718acq 15sec seeing 1.7arcsec, centered, offset 15arcsec S 220 NGC1718 1800s scan S-N, 30arcsec in 30min; dec_rate=+60 221 CuArHe 120sec 00:55 NGC1846 222 NGC1846acq 15sec seeing 1.7arcsec 223 NGC1846acq 15sec offset to center, then 45arcsec S 224 NGC1846 1800s scan S-N, 90arcsec in 30min; dec_rate=+180 225 CuArHe 120sec 01:35 NGC1847 (young?) Moon is up, thin clouds are everywhere 226 NGC1847acq 15sec seeing 2arcsec 227 NGC1847acq 15sec offset to center, then 15arcsec S 228 NGC1847 1800s scan S-N, 30arcsec in 30min; dec_rate=+60 229 CuArHe 120sec 02:13 NGC1978, checking the focus -- took 10min 230 NGC1978acq 15sec seeing 1.1arcsec 231 NGC1978acq 15sec offset to center, then 45arcsec S 232 NGC1978 1800s scan S-N, 90arcsec in 30min; dec_rate=+180 233 CuArHe 120sec 03:03 NGC2157 234 NGC2157acq 15sec seeing 1.3arcsec: some astigmatism 235 NGC2157acq 15sec offset to center, then 22.5arcsec S 236 NGC2157 1800s scan S-N, 45arcsec in 30min; dec_rate=+90 237 CuArHe 120sec 03:40 NGC1806 238 NGC1806acq 15sec seeing 1.4arcsec; centered, offset 30arcsec S 239 NGC1806 1800s scan S-N, 60arcsec in 30min; dec_rate=+120 240 CuArHe 120sec 04:17 NGC1831 241 NGC1831acq 15sec seeing 1.8arcsec; airmass=1.75 242 NGC1831acq 15sec offset to center, then 45arcsec S 243 NGC1831 1800s scan S-N, 90arcsec in 30min; dec_rate=+180 244 CuArHe 120sec 04:55 NGC2203 245 NGC2203acq 15sec seeing 1.6arcsec; airmass=1.75 246 NGC2203acq 15sec offset to center, then 30arcsec S 247 NGC2203 1800s scan S-N, 60arcsec in 30min; dec_rate=+120 248 CuArHe 120sec 05:35 LTT3218 (standard) 249 LTT3218acq 5sec saturated 250 LTT3218acq 1sec far off 251 LTT3218slit 1sec 252 LTT3218slit 1sec slit+star 253 LTT3218 60sec 2000 counts max 254 CuArHe 120sec 255 LTT3218wide 60sec 3.2arcsec slit 256 CuArHe 120sec 3.2arcsec slit ============================================================ 2018-01-08 930 cl458 focus: 1250 600 cl510 focus: 1600 SDSS g focus: 1500 Daytime calibrations (done by Sean Points) 30-60 DomeFlat 60sec 930 wl=458nm DomeLamp 100% 61-91 DomeFlat 10sec 600 wl=510nm DomeLamp 100% 92 test ?sec 93-107 DomeFlat 4s imaging 1x1 SDSSg 108-122 bias1x1 0s imaging 1x1 123-137 bias2x2 0s spectral 2x2 Zenith 138 SkyFlat 1s 930 wl=458nm 15k counts 139 CuArHe 60s reflection in the bottom left about 1400 counts 140 CuArHe 60s reflection in the bottom left about 1300 counts 141 CuArHe 60s reflection in the bottom left about 1400 counts Telescope moved to the South, el=60, PA_slit=90; 10min past sunset 142 SkyFlat 5s 930 wl=458nm 15k counts 143 SkyFlat 10s 930 wl=458nm 20k counts 144 SkyFlat 10s 930 wl=458nm 20k counts 145 SkyFlat 10s 930 wl=458nm 20k counts 146-148 CuArHe 120s 21:20 EG21 149-151 bad 3s saturated 152 eg21acq 1s x=1047.3,y=433.3, star is saturated 153-154 eq21slit 1s xslit=993.6 155 eg21 60s 4000 counts 156 eg21 60s 4000 counts 157 bad 120s 158 CuArHe 120s 159 CuArHe 120s 3.2arcsec slit 160 eg21_bad 60s 3.2arcsec slit, CuArHe is on!!! 161 eg21 60s 3.2arcsec slit 21:50 NGC330 -- sky still bright 162 NGC330acq 15s seeing 1.5arcsec 163 NGC330acq 15s offset to center, then 22.5arcsec S 164 NGC336 1200s scan S-N, 40arcsec in 20min; dec_rate=+135 165 CuArHe 120s 22:18 Lindsay1 166 Lindsay1acq 15s seeing 1.2arcsec 167 Lindsay1acq 15s offset to center, then 45arcsec S 168 Linsday1 1800s scan S-N, 90arcsec in 30min; dec_rate=+180 169 CuArHe 120s 22:58 NGC643 170 NGC643acq 15s seeing 1.1arcsec 171 NGC643acq 15s offset to center, then 22.5arcsec S 172 NGC643 1800s scan S-N, 45arcsec in 30min; dec_rate=+90 173 CuArHe 120s 23:35 ESO121-3 174 ESO121-3acq 15s seeing 1.5arcsec 175 ESO121-3acq 15s offset to center, then 30arcsec S 176 ESO121-3 1800s scan S-N, 60arcsec in 30min; dec_rate=+120 177 CuArHe 120s 178 ESO121-3 1800s scan N-S, 60arcsec in 30min; dec_rate=-120 00:45 Checking WFS; 00:55 NGC2155 179 NGC2155acq 15s seeing 0.95arcsec 180 NGC2155acq 15s offset to center, then 30arcsec S 181 NGC2155bad 15s lost 8min 182 NGC2155 1800s scan S-N, 60arcsec in 30min; dec_rate=+120 183 CuArHe 120s 01:40 NGC2213 184 NGC2213acq 15s seeing 1.3arcsec 185 NGC2213acq 15s offset to center, then 22.5arcsec S 186 NGC2213 1800s scan S-N, 45arcsec in 30min; dec_rate=+90 187 CuArHe 120s 02:17 NGC1810 -- Moon is rising at ~02:20 188 NGC1810acq 15s seeing 1.4arcsec 189 NGC1810acq 15s offset to center, then 15arcsec S 190 NGC1810 1800s scan S-N, 30arcsec in 30min; dec_rate=+60 191 CuArHe 120s 02:55 NGC1818 192 NGC1818acq 15s seeing 1.4arcsec 193 NGC1818acq 15s offset to center, then 22.5arcsec S, cluster is big slightly off 194 NGC1818 1800s scan S-N, 45arcsec in 30min; dec_rate=+90 195 CuArHe 120s 03:32 NGC1805 196 NGC1805acq 15s seeing 1.5arcsec 197 NGC1805acq 15s offset to center, then 15arcsec S 198 NGC1805 1800s scan S-N, 30arcsec in 30min; dec_rate=+60 199 CuArHe 120s 04:08 NGC2164 200 NGC2164acq 15s seeing 1.5arcsec 201 NGC2164acq 15s offset to center, then 30arcsec S 202 NGC2164 1800s scan S-N, 60arcsec in 30min; dec_rate=+120 203 CuArHe 120s 04:45 NGC2214 204 NGC2214acq 15s seeing 1.5arcsec 205 NGC2214acq 15s offset to center, then 22.5arcsec S 206 NGC2214 1800s scan S-N, 45arcsec in 30min; dec_rate=+90 207 CuArHe 120s 05:22 NGC2160 208 NGC2160acq 15s seeing 1.5arcsec 209 NGC2160acq 15s offset to center, then 15arcsec S 210 NGC2160 1200s scan S-N, 30arcsec in 20min; dec_rate=+90; end in twilight 211 CuArHe 120s 05:48 LTT3218 (standard) 212 LTT3218acq 1sec bad mirror shape 213 LTT3218acq 1sec far off 214 LTT3218slit 1sec started too early, bad 215 LTT3218slit 1sec 216 LTT3218slit 1sec slit+star 217 LTT3218 90sec 4000 counts max, fwhm=4.8pix=1.4arcsec 218 CuArHe 120sec 219 CuArHe 120sec 3.2arcsec slit 220 LTT3218wide 90sec 3.2arcsec slit 06:04 end of night ============================================================ 2018-01-09 930 cl458 focus: 1250 600 cl510 focus: 1700 SDSS g focus: 1500 Daytime calibrations (done by Sean Points) 47-77 DomeFlat 60sec 930 wl=458nm DomeLamp 100% 78-108 DomeFlat 10sec 600 wl=510nm DomeLamp 100% 109-123 bias1x1 0s imaging 1x1 124-138 bias2x2 0s spectral 2x2 1arcsec slit; grating: 930, central wl=458nm 20:56 SkyFlat 139 SkyFlat 3s 13k counts 140-142 SkyFlat 5s 15k counts 143-145 CuArHe 120sec 21:30 EG21 parallactic angle 146 eg21acq 1s x=1049.3,y=434.8, star is saturated 147-148 eq21slit 1s xslit=994.7 149 eg21 90s 18000 counts, seeing 0.8arcsec 150 CuArHe 120s 151 CuArHe 120s 3.2arcsec slit 152 eg21_wide 90s 3.2arcsec slit 21:45 NGC376 -- sky still bright 153 NGC376acq 15s seeing 1.1arcsec 154 NGC376acq 15s offset to center, then 15arcsec S 155 NGC376 1200s scan S-N, 30arcsec in 20min; dec_rate=+90 156 CuArHe 120s 22:14 NGC256 157 NGC256acq 15s seeing 1.1arcsec 158 NGC256acq 15s offset to center, then 7.5arcsec S 159 NGC256 1200s scan S-N, 15arcsec in 20min; dec_rate=+45 160 CuArHe 120s 22:41 NGC290 161 NGC256acq 15s bad image 162 NGC256acq 15s seeing 0.9arcsec; offset to center, then 7.5arcsec S 163 NGC256 1200s scan S-N, 15arcsec in 20min; dec_rate=+45 164 CuArHe 120s 23:08 NGC299 165 NGC299acq 15s seeing 1.1arcsec 166 NGC299acq 15s offset to center, then 10arcsec S 167 NGC299 1200s scan S-N, 20arcsec in 20min; dec_rate=+60 168 CuArHe 120s 23:34 NGC1755 169 NGC1755acq 15s seeing 0.9arcsec 170 NGC1755acq 15s offset to center, then 22.5arcsec S 171 NGC1755 1800s scan S-N, 45arcsec in 30min; dec_rate=+90 172 CuArHe 120s 00:12 NGC1844 173 NGC1844acq 15s seeing 1.0arcsec 174 NGC1844acq 15s offset to center, then 15arcsec S 175 NGC1844 1800s scan S-N, 30arcsec in 30min; dec_rate=+60 176 CuArHe 120s 00:48 NGC2209 177 NGC2209acq 15s seeing 1.0arcsec 178 NGC2209acq 15s offset to center, then 45arcsec S 179 NGC2209 1800s scan S-N, 90arcsec in 30min; dec_rate=+180 180 CuArHe 120s 01:25 [SL63]385/387: two clusters on one slit, sl385: y_slit=350; sl387: y_slit=510 181 SL385acq 15s seeing 1.1arcsec 182 SL385acq 15s offset to center, then 15arcsec S 183 SL385 1800s scan S-N, 30arcsec in 30min; dec_rate=+60 184 CuArHe 120s 02:02 [SL63]505: 185 SL385acq 15s seeing 1.0arcsec 186 SL385acq 15s offset to center, then 22.5arcsec S 187 SL385 1800s scan S-N, 45arcsec in 30min; dec_rate=+90 188 CuArHe 120s 02:40 NGC1872 189 NGC1872acq 15s seeing 1.0arcsec 190 NGC1872acq 15s offset to center, then 15arcsec S 191 NGC1872 1800s scan S-N, 30arcsec in 30min; dec_rate=+60 192 CuArHe 120s 03:16 NGC2058 193 NGC2058acq 15s seeing 1.2arcsec 194 NGC2058acq 15s offset to center, then 22.5arcsec S 195 NGC2058 1800s scan S-N, 45arcsec in 30min; dec_rate=+90 196 CuArHe 120s 03:52 NGC2121 197 NGC2121acq 15s seeing 1.5arcsec 198 NGC2121acq 15s offset to center, then 30arcsec S 199 NGC2121 1800s scan S-N, 60arcsec in 30min; dec_rate=+120 200 CuArHe 120s 04:30 NGC1834 201 NGC1834acq 15s seeing 1.1arcsec -- airmass=1.9 202 NGC1834acq 15s offset to center, then 7.5arcsec S 203 NGC1834 1200s scan S-N, 15arcsec in 20min; dec_rate=+45 204 CuArHe 120s 04:55 [SL63]495 205 SL495acq 15s seeing 1.3arcsec -- airmass=1.85 206 SL495acq 15s offset to center, then 7.5arcsec S 207 SL495 1200s scan S-N, 15arcsec in 20min; dec_rate=+45 208 CuArHe 120s 05:24 LTT3218 (standard) 209 LTT3218acq 1sec bad -- spectral mode 210 LTT3218acq 1sec far off: x=956.3, y=379.1 211 LTT3218slit 1sec 212 LTT3218slit 1sec slit+star 213 LTT3218 90sec 4000 counts max, fwhm=4.5pix=1.4arcsec 214 CuArHe 120sec 215 CuArHe 120sec 3.2arcsec slit 216 bad 90sec 3.2arcsec slit calibration mirror in 216 LTT3218wide 90sec 3.2arcsec slit 05:42 end of night / end of run