NIKA2 run 6 28 October 2016 [[D2DLogNika2Run6|Back to list of day to day logbook of observations]] == 2016-10-28 == '''Quick description of the session: first dark tests then beammaps''' '''Observers: Juan + Florian -- Operator: Quique''' ||'''Scan'''||'''UT'''||'''Source'''||'''Command''' ||'''Az'''||'''El'''||'''Pointing X, Y, Focus'''||'''Tau225'''|| '''Comment''' || || 199 || 16h20 || G34.3 || Track || 179.8 || 19.2 || 0 0 0 0 0 || 0.3 || We start a new session (Juan, Florian, operator: Quique). We decide to start by some dark tests || || 200 || 16h30 || G34.3 || nkpoint b || 179.8 || 19.2 || 0 0 0 0 0 || 0.3 || Dark test pointing || || 201 || 16h40 || G34.3 || beammap1scan || 179.8 || 19.2 || 0 0 0 0 0 || 0.3 || Dark test beammap || || 202 || 17h20 || Neptune || track || 129.56 || 29.16 || 0 0 0 0 0 || 0.3 || Window open going on Neptune to start the pointing/focus/beammap session || || 203 || 17h35 || Neptune || pointing b || 129.56 || 29.16 || 0 0 0 0 0 || 0.3 || First a pointing --> set pointing 1.4 -16.9 (really weird profiles, the reference pixels seems too far away from the center...) || || 204 || 17h40 || Neptune || pointing b || 129.56 || 29.16 || 1.4 -16.9 0 0 0 || 0.3 || Check the pointing --> set pointing -1.4 -16.8 || || 205-209 || 17h45 || Neptune || focusOTF-Z 0 || 131 || 30 || -1.4 -16.8 0 0 0 || 0.3 || Now a focus along the Z-axis direction --> set focus -0.48 || || 210-214 || 17h54 || Neptune || focusOTF-X 0 || 133 || 31 || -1.4 -16.8 0 0 -0.48 || 0.3 || Now a focus along the X-axis direction --> set focus -0.33 /dir X || || 215-219 || 18h01 || Neptune || focusOTF-Y 0 || 135 || 33 || -1.4 -16.8 -0.33 0 -0.48 || 0.3 || Now a focus along the Y-axis direction --> set focus 0.05 /dir Y || || 220 || 18h08 || Neptune || pointing b || 136.9 || 33.6 || -1.4 -16.8 -0.33 0.05 -0.48 || 0.4 || Final pointing before the beammap --> set pointing -4.1 -13.7 || || 221-225 || 18h14 || Neptune || focusOTF-Z -0.48 || 138 || 34 || -4.1 -13.7 -0.33 0.05 -0.48 || 0.3 || The pointing correction is large because the focus is still not good (elliptical beams) so we do a focus session again --> focus along the Z-axis direction --> set focus -0.5 || || 226-230 || 18h22 || Neptune || focusOTF-X -0.33 || 140 || 35 || -4.1 -13.7 -0.33 0.05 -0.5 || 0.3 || Focus along the X-axis direction --> set focus -0.32 /dir X || || 231 || 18h31 || Neptune || pointing b || 142 || 36 || -4.1 -13.7 -0.32 0.05 -0.5 || 0.2 || Pointing to check if the beams are better after a mirror checking --> set pointing 3.2 -16.5 (the beams are indeed much more symetric) || || 232-236 || 18h35 || Neptune || focusOTF-Y -0.05 || 144 || 37 || 3.2 -16.5 -0.32 0.05 -0.5 || 0.2 || Focus along the Y-axis direction --> set focus 0.27 /dir Y || || 237 || 18h42 || Neptune || pointing b || 145.6 || 37.7 || 3.2 -16.5 -0.32 0.27 -0.5 || 0.2 || Final pointing before the beammap --> set pointing -2.1 -14.2 || || 238 || 18h48 || Neptune || pointing b || 147 || 38 || -2.1 -14.2 -0.32 0.27 -0.5 || 0.2 || Check the pointing before the beammap --> set pointing -2.5 -12.3 || || 239 || 18h48 || Neptune || beammap1scan99sub azimuth || 148 || 39 || -2.5 -12.3 -0.32 0.27 -0.5 || 0.2 || We launch the beammap but we are not really happy with the beam shape... || || 240 || 19h17 || Neptune || beammap1scan99sub elevation || 156 || 41 || -2.5 -12.3 -0.32 0.27 -0.5 || 0.23 || orthogonal beammap || || 241 || 19h40 || Uranus || track || 108 || 36 || -2.5 -12.3 -0.32 0.27 -0.5 || 0.23 || We now go on Uranus as it is high enough in the sky || || 242 || 19h45 || Uranus || Skydip || 108 || 36 || -2.5 -12.3 -0.32 0.27 -0.5 || 0.23 || First skydip of the session and first of this run at relatively low opacity || || 243 || 19h52 || Uranus || track || 111 || 38 || -2.5 -12.3 -0.32 0.27 -0.5 || 0.23 || track back on Uranus || || 244 || 19h54 || Uranus || pointing b || 111 || 38 || -2.5 -12.3 -0.32 0.27 -0.5 || 0.23 || First a pointing --> set pointing 0.2 -11.4 || || 245-249 || 19h57 || Uranus || focusOTF-Z -0.5 || 112 || 38 || 0.2 -11.4 -0.32 0.27 -0.5 || 0.2 || Now a focus along the Z-axis direction --> set focus -0.43 || || 250-254 || 20h06 || Uranus || focusOTF-X -0.32 || 114 || 40 || 0.2 -11.4 -0.32 0.27 -0.43 || 0.2 || Now a focus along the X-axis direction --> set focus -0.44 /dir X || || 255-259 || 20h13 || Uranus || focusOTF-Y 0.27 || 115 || 41.5 || 0.2 -11.4 -0.44 0.27 -0.43 || 0.2 || Now a focus along the Y-axis direction --> set focus 0.18 /dir Y || || 260 || 20h20 || Uranus || pointing b || 117.2 || 42.7 || 0.2 -11.4 -0.44 0.18 -0.43 || 0.2 || Final pointing before the beammap --> set pointing -2.9 -9.2 || || 261 || 20h24 || Uranus || beammap1scan99sub azimuth || 118 || 43.3 || -2.9 -9.2 -0.44 0.18 -0.43 || 0.2 || First beammap at optimal focus on Uranus for this session || || 262 || 20h44 || Uranus || beammap1scan99sub elevation || 118 || 43.3 || -2.9 -9.2 -0.44 0.18 -0.43 || 0.2 || orthogonal beammap || || 263 || 21h10 || Uranus || pointing b || 130.62 || 50.91 || -2.9 -9.2 -0.44 0.18 -0.43 || 0.11 || Check the pointing before a defocused beammap --> set pointing -2.8 -10.4 || || 264 || 21h18 || Uranus || beammap1scan99sub azimuth || 134.40 || 52.51 || -2.8 -10.4 -0.44 0.18 -0.93 || 0.11 || Defocused beammap as the weather is really good (nominal z focus -0.5) scan cancelled because of a mistake in the defocus input || || 265 || 21h20 || Uranus || beammap1scan99sub azimuth || 143.80 || 55.98 || -2.8 -10.4 -0.44 0.18 -0.93 || 0.11 || Defocused beammap as the weather is really good (nominal z focus -0.5) || || 266 || 21h47 || Uranus || beammap1scan99sub azimuth || 144.27 || 56.02 || -2.8 -10.4 -0.44 0.18 -1.93 || 0.11 || Defocused beammap (nominal z focus -1) scan cancelled because of a mistake in the defocus input -1.93 instead of -1.43 || || 267 || 21h49 || Uranus || beammap1scan99sub azimuth || 154.41 || 58.56 || -2.8 -10.4 -0.44 0.18 -1.43 || 0.11 || Defocused beammap (nominal z focus -1) || || 268 || 22h13 || Uranus || beammap1scan99sub azimuth || 154.80 || 58.59 || -2.8 -10.4 -0.44 0.18 0.07 || 0.11 || Defocused beammap (nominal z focus +0.5) || || 269 || 22h38 || Uranus || beammap1scan99sub azimuth || 178.54 || 60.89 || -2.8 -10.4 -0.44 0.18 0.57 || 0.11 || Defocused beammap (nominal z focus +1) || || 270 || 23h03 || Uranus || Skydip || 178.23 || 21.42 || -2.8 -10.4 -0.44 0.18 0.57 || 0.03 || Skydip at very low opacity || || 271 || 23h12 || 0113-118 || track || 184.42 || 41.30 || -2.8 -10.4 -0.44 0.18 0.57 || 0.03 || track on a source at an elevation close to 40 degree to do a skydip slew || || 272 || 23h18 || 0113-118 || Skydip slew || 190.27 || 30.88 || -2.8 -10.4 -0.44 0.18 -0.43 || 0.03 || Skydip slew at very low opacity || || 273 || 23h37 || Uranus || pointing b || 195.94 || 59.90 || -2.8 -10.4 -0.44 0.18 -0.43 || 0.03 || We want to do beammaps at different X-focii on Uranus so we start by a pointing --> set pointing -5.6 -10.1|| || 274-278 || 23h42 || Uranus || focusOTF-Z -0.43 || 199.11 || 59.50 || -5.60 -10.10 -0.44 0.18 -0.43 || 0.17 || Now a focus along the Z-axis direction --> set focus -0.43 || || 279-283 || 23h51 || Uranus || focusOTF-X -0.44 || 202.80 || 58.90 || -5.60 -10.10 -0.44 0.18 -0.43 || 0.12 || Focus along the X-axis direction --> set focus -0.45 /dir X || || 1-5 || 00h00 || Uranus || focusOTF-Y 0.18 || 207.13 || 58.11 || -5.60 -10.10 -0.45 0.18 -0.43 || 0.27 || Focus along the Y-axis direction --> set focus 0.01 /dir Y || || || || || || || || || || Observers are now Charles, Xavier & Helene || || 6 || 00h10 || Uranus || beammap1scan (140 subsscans) || 211 || 57 || -5.60 -10.10 -0.45 0.01 -0.43 || 0.18 || finer beammap || || 7 || 00h44 || Ceres || track || 205 || 49 || -5.60 -10.10 -0.45 0.01 -0.43 || 0.14 || another asteroid ! || || 8 || 00h46 || Ceres || nkpoint b || 205 || 49 || -5.60 -10.10 -0.45 0.01 -0.43 || 0.14 ||set pointing -3.1 -8.4 || || 9 - 10 || 00h48 || Ceres || nkotf square 5 || 206 || 48 || -3.1 -8.4 -0.45 0.01 -0.43 || 0.14 || small map || || 11 || 00h53 || Uranus || track || 227 || 52 || -3.1 -8.4 -0.45 0.01 -0.43 || 0.13 || || || 12 || 00h55 || Uranus || nkpoint b || 227 || 52 || -3.1 -8.4 -0.45 0.01 -0.43 || 0.13 || set pointing -4.2 -8.9 || || 13 || 00h58 || Uranus || beammap99subs azimuth || 228 || 51 || -4.2 -8.9 -1.25 0.01 -0.43 || 0.12 || defocused beammap at optimal x focus - 0.8 || || 14 || 01h22 || Uranus || beammap99subs azimuth || 235 || 47 || -4.2 -8.9 0.35 0.01 -0.43 || 0.10 || defocused beammap at optimal x focus + 0.8 || || 15 || 01h45 || Uranus || beammap99subs azimuth || 241 || 43 || -4.2 -8.9 -0.45 -0.79 -0.43 || 0.2 || defocused beammap at optimal y focus - 0.8 || || 16 || 02h09 || Uranus || beammap99subs azimuth || 247 || 39 || -4.2 -8.9 -0.45 0.81 -0.43 || 0.19 || defocused beammap at optimal y focus + 0.8 || || 17 || 02h32 || Uranus || beammap99subs azimuth || 251 || 35 || -4.2 -8.9 -0.45 0.01 -0.43 || 0.17 || beammap at optimal foci again || || 18 || 02h56 || Uranus || nkpoint b || 256 || 30 || -4.2 -8.9 -0.45 0.01 -0.43 || 0.24 || set pointing -0.3 -9.8 || || 19 || 03h00 || 3C84 || track || 290 || 67 || -4.2 -8.9 -0.45 0.01 -0.43 || 0.26 || on the way to secondary calibrators || || 20 || 03h00 || 3C84 || nkpoint b || 290 || 67 || -4.2 -8.9 -0.45 0.01 -0.43 || 0.26 || set pointing -3.4 -8.0 || || 21 - 25 || 03h02 || 3C84 || focusotf-Z || 290 || 67 || -3.4 -8.0 -0.45 0.01 -0.43 || 0.1 || data files are absent : Elvin does not work anymore || || 21 - 25 || || || || || || || || Appears to be related to Tel. Op. restarting several processes, including Elvin, after scan 20. || || 21 - 25 || || || || || || || || (This was to resolve an issue with the Telescope Alarm webpage) || || 21 - 25 || || || || || || || || Coincidentally, crate 2 went down. Restarting nika2 soft was not enough --> hard reboot necessary (done by Juan, whow we woke up, and Xavier) || || 26 || 04h09 || 3C84 || track || 291 || 54 || || || The system works again. We do multiple tunings. || || || || || || || || || || Juan has made sure that the disk was not full, but we have to reboot Mac12. || || 27 || 04h25 || 3C84 || track || 292 || 51 || -3.4 -8.0 -0.45 0.01 -0.43 || 0.2 || more tunings || || 28 || 04h26 || 3C84 || nkpoint b || 292 || 51 || -3.4 -8.0 -0.45 0.01 -0.43 || 0.2 || no info for 2mm array -- Array 1: set pointing -7.1 -1.2 || || 29 || 04h30 || 3C84 || nkpoint b || 292 || 51 || -7.0 -1.0 -0.45 0.01 -0.43 || 0.2 || no info for 2mm array -- Array 1: set pointing -7.5 -1.7 || || || || || || || || || || soft reboot again (Archeops 8 + Mac12). Array 2 is very noisy. We tried reducing the input power but it didn't help. || || || || || || || || || || We have only a bit more than one hour left and we are reluctant to wake up Martino on Saturday early morning: we let next program start earlier than planned. || || || || || || || || || || No: it works again ! Juan did one more soft reboot of crate 2 and this time it solved the problem. || || 30 || 05h25 || 3C84 || track || 296 || 39 || -7.0 -1.0 -0.45 0.01 -0.43 || 0.2 || || || 31 || 05h26 || 3C84 || nkpoint b|| 296 || 39 || -7.0 -1.0 -0.45 0.01 -0.43 || 0.2 || set pointing -0.9 -8.9 || || 32 - 36 || 05h28 || 3C84 || focusotf-Z|| 296 || 39 || -0.9 -8.9 -0.45 0.01 -0.43 || 0.17 || set focus z from Flux A1: -0.36 || || 37 || 05h38 || 3C84 || beam99subs azimuth || 297 || 38 || -0.9 -8.9 -0.45 0.01 -0.36 || 0.2 || one more beammap to finish ||