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| Journal of GTC observations: 2024_04_17 |
| run | object | ra | dec | alt | az | air- mass | sky pa | tel focus | moon dist | date | UT start | UT end | duration | num | type | mode | clear | exptime | cycle | expdelay | duty cycle | expdelay gui | clear time | read+ft time | ft time | drift ft time | pipe delay | drift nwins | pipe nrows | filters | nskips | size1 | xsll1,xslr1 xsul1,xsur1 | y1s | size2 | xsll2,xslr2 xsul2,xsur2 | y2s | bin | ov-/pre- scan | clocks | dum | speed | led | slide | compoang | compopos | obs | id | obnum | pi | ccdtemps | ccdvacs | ccdflows | hum in | hum out | temp | press | wind speed | wind dir | dew point | pre-run comments | run | comments |
| run0006 | Bias | 17:27:45.0 | -16:11:12 | 43.2 | 197.7 | 1.46 | 159.3 | -0.94 | 116 | 2024-04-18 | 05:46:46 | 05:49:13 | 147 | 51 | bias | FullFrame | Off | 2.86898 | 2.87681 | 0.00002 | 99.728 | 0.00001 | 2.87679 | 0.00782 | us,gs,rs,is,zs | 11111 | 1x1 | Off,Off | Slow | On | Slow | Off | -100 | 66.4 | P | vsd | GTC36-24A | CALIB | tshahbaz | -90,-88,-88,-90,-90 | 3.0E+00,4.4E+00,3.6E+00,4.3E+00,4.1E+00 | 2.5,2.1,2.3,2.0,2.0 | 34.4 | 37.0 | 9.7 | 775.9 | 11.4 | 315.0 | -2.6 | UNDEF | run0006 | Full frame, 1x1 bias frames, slow clocks/readout | |||||||||||
| run0005 | Bias | 17:27:45.0 | -16:11:12 | 43.3 | 197.3 | 1.46 | 159.3 | -0.94 | 116 | 2024-04-18 | 05:45:24 | 05:46:20 | 55 | 51 | bias | FullFrame | Off | 1.07028 | 1.07706 | 0.00002 | 99.371 | 0.00001 | 1.07704 | 0.00676 | us,gs,rs,is,zs | 11111 | 1x1 | Off,Off | Fast | On | Fast | Off | -100 | 66.4 | P | vsd | GTC36-24A | CALIB | tshahbaz | -90,-88,-88,-90,-90 | 3.0E+00,4.4E+00,3.6E+00,4.3E+00,4.1E+00 | 2.5,2.2,2.2,2.0,2.1 | 33.8 | 35.4 | 9.7 | 775.9 | 11.4 | 307.0 | -3.0 | UNDEF | run0005 | Full frame, 1x1 bias frames, fast clocks/readout | |||||||||||
| run0004 | Bias | 17:27:45.0 | -16:11:12 | 43.4 | 196.9 | 1.46 | 159.3 | -0.94 | 116 | 2024-04-18 | 05:44:20 | 05:44:56 | 35 | 375 | bias | FullFrame | Off | 0.08656 | 0.09333 | 0.00002 | 92.741 | 0.00001 | 0.09331 | 0.00676 | us,gs,rs,is,zs | 11111 | 4x4 | Off,Off | Fast | On | Fast | Off | -100 | 66.4 | P | vsd | GTC36-24A | CALIB | tshahbaz | -90,-88,-88,-90,-90 | 3.0E+00,4.4E+00,3.6E+00,4.3E+00,4.1E+00 | 2.5,2.2,2.2,2.0,2.0 | 33.4 | 34.2 | 9.7 | 776.0 | 11.4 | 304.0 | -3.1 | UNDEF | run0004 | Full frame, 4x4 bias frames, fast clocks/readout | |||||||||||
| run0003 | Bias | 17:27:45.0 | -16:11:12 | 43.5 | 196.2 | 1.45 | 159.3 | -0.94 | 116 | 2024-04-18 | 05:42:05 | 05:43:41 | 95 | 6131 | bias | OneWindow | Off | 0.00875 | 0.01553 | 0.00002 | 56.335 | 0.00001 | 0.01551 | 0.00676 | us,gs,rs,is,zs | 11111 | 112x112 | 25,1897,81,1721 | 209 | 4x4 | Off,Off | Fast | On | Fast | Off | -100 | 66.4 | P | vsd | GTC36-24A | CALIB | tshahbaz | -90,-88,-88,-90,-90 | 3.0E+00,4.4E+00,3.6E+00,4.3E+00,4.1E+00 | 2.5,2.1,2.2,2.0,2.0 | 33.8 | 34.3 | 9.8 | 776.0 | 11.6 | 302.0 | -3.1 | UNDEF | run0003 | Bias frames for Swift J1727.8-1613 setup tonight | ||||||||
| run0002 | Swift_J1727.8-1613 | 17:27:45.0 | -16:11:14 | 44.9 | 175.0 | 1.42 | 159.3 | -0.98 | 117 | 2024-04-18 | 04:38:57 | 05:41:20 | 3742 | 167955 | data | OneWindow | Off | 0.01552 | 0.02228 | 0.00677 | 69.653 | 0.01000 | 0.01551 | 0.00676 | us,gs,rs,is,zs | 11111 | 112x112 | 25,1897,81,1721 | 209 | 4x4 | Off,Off | Fast | On | Fast | Off | 1100 | 66.4 | P | vsd | GTC36-24A | 0002 | tshahbaz | -90,-88,-88,-90,-90 | 3.0E+00,4.3E+00,3.5E+00,4.2E+00,4.0E+00 | 2.1,1.8,1.9,1.7,1.7 | 33.9 | 35.5 | 10.1 | 776.2 | 11.0 | 308.0 | -2.4 | UNDEF | run0002 | Science data. Focusing at start. Maybe photometric (?), seeing varying from 1.5-2.5", hand guiding! Simultaneous with NICER window 04:53-05:13 UT | ||||||||
| run0001 | Swift_J1727.8-1613 | 17:27:45.0 | -16:11:07 | 44.7 | 172.2 | 1.42 | 158.8 | -1.0 | 117 | 2024-04-18 | 04:30:41 | 04:38:38 | 477 | 4661 | acquisition | FullFrame | Off | 0.09552 | 0.10227 | 0.00896 | 93.395 | 0.01000 | 0.09331 | 0.00676 | us,gs,rs,is,zs | 11111 | 4x4 | Off,Off | Fast | On | Fast | Off | 1100 | 66.4 | P | vsd | GTC36-24A | 0002 | tshahbaz | -90,-88,-88,-90,-90 | 3.0E+00,4.3E+00,3.5E+00,4.1E+00,4.0E+00 | 2.5,2.2,2.3,2.0,2.0 | 33.1 | 33.8 | 10.2 | 776.3 | 11.4 | 300.0 | -2.8 | UNDEF | run0001 | Acquisition. Had to tweak rotator angle slightly |