Journal of WHT observations: 2017_10_17


run object date UT start num type mode exptime cycle dwell filters nskips size1 xsll1,xslr1
xsul1,xsur1		 y1s size2 xsll2,xslr2
xsul2,xsur2		 y2s bin clear ov-/pre-
scan		 clocks dum speed led slide obs id pi ccdtemps comments
run0049PN G219.2+07.52017-10-1806:15:2853data cautionFullFrame1.00013.1428861.0001gs,rs,is,zs11111 1x1OnOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 SDSS standard star, but beware of use as not photometric conditions
run0048HM Cnc2017-10-1805:46:34100dataOneWindow15.0344315.0344313.945gs,rs,is,zs11123600x401n/a,n/a,n/a,n/a112 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Science data
run0047HM Cnc2017-10-1805:42:1433data cautionFullFrame7.052567.052564.9098gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Acquisition of short-period binary
run0046[PMG2011] CSS411772017-10-1805:24:42294dataOneWindow3.044473.044472.4958gs,rs,is,zs11111300x310n/a,n/a,n/a,n/a203 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Science data - beautiful primary eclipse! Good for timing accuracy testing
run0045[PMG2011] CSS411772017-10-1805:23:0623data cautionFullFrame3.052663.052660.90987gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Acquisition of deeply eclipsing double WD binary
run0044SDSS J082239.54+304857.22017-10-1804:13:18404dataOneWindow10.0304810.030489.584gs,rs,is,zs11122300x300n/a,n/a,n/a,n/a213 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Science data. More than a full period and 2 eclipses observed
run0043SDSS J082239.54+304857.22017-10-1804:06:3633data cautionFullFrame9.952669.952667.8099gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Acquisition of eclipse double WD binary (period ~40mins)
run0042ASASSN-15sl2017-10-1803:43:59231dataOneWindow5.068525.068524.5843gs,rs,is,zs11112333x300n/a,n/a,n/a,n/a211 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Science data - primary eclipse. Faint
run0041ASASSN-15sl2017-10-1803:40:0325data cautionFullFrame5.052665.052662.9099gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Acquisition - exptime increased as very faint target
run0040ASASSN-15sl2017-10-1803:37:4845data cautionFullFrame2.152662.152660.00987gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Acquisition - eclipsing CV
run0039SDSS J065133.34+284423.42017-10-1802:37:561134dataOneWindow3.030483.030482.5839gs,rs,is,zs11112300x300n/a,n/a,n/a,n/a213 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Science data - set NSKIP5 to 2
run0038SDSS J065133.34+284423.42017-10-1802:17:48392dataOneWindow3.030483.030482.5839gs,rs,is,zs11111300x300n/a,n/a,n/a,n/a213 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Science data - multiple eclipses observed
run0037SDSS J065133.34+284423.42017-10-1802:11:57141data cautionFullFrame2.152662.152660.00987gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Acquisition. Double WD eclipsing binary (period ~10mins)
run0036NAME PN Ou 52017-10-1800:36:522528dataFullFrame2.152662.152660.00987gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Science data - primary eclipse
run0035NAME PN Ou 52017-10-1800:33:5469data cautionFullFrame2.152662.152660.00987gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Acquisition of PN with an eclipsing WD binary central star
run0034NGC 73312017-10-1800:18:2347dataFullFrame12.1526612.1526610.01gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Spiral galaxy
run0033NGC 73312017-10-1800:13:412dataFullFrame92.1526692.1526690.01gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Spiral galaxy - beautiful!
run0032NGC 73312017-10-1800:05:0524data cautionFullFrame5.152665.152663.0099gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff481sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Acquisition. Spiral galaxy - PR shot!
run0031NGC 72432017-10-1723:44:5331349technicalDriftWindow0.003530.003531e-05gs,rs,is,zs1111124x24n/a,n/a,n/a,n/a1 4x4OffOff,Offn/aOnSlowOff481sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 High-speed (300 Hz) drift mode test - works fine
run0030NGC 72432017-10-1723:40:5399data cautionFullFrame0.00012.1428860.0001gs,rs,is,zs11111 1x1OnOff,Offn/aOnSlowOff481sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Test drift mode acquisition with tiny windows on cluster stars
run0029NGC 72432017-10-1723:31:14420technicalDriftWindow1.167671.167671e-05gs,rs,is,zs11111500x500n/a,n/a,n/a,n/a1 1x1OffOff,Offn/aOnSlowOff1199sl, vsd, nb, trm, sgpTechTech231,-88,-88,-90,-90 Changed sequencer file and now drift mode works perfectly
run0028NGC 72432017-10-1723:24:1890technicalDriftWindow1.200921.200920.02576gs,rs,is,zs11111500x500n/a,n/a,n/a,n/a1 1x1OffOff,Offn/aOnSlowOff1199sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Larger drift mode windows - still no stars
run0027NGC 72432017-10-1723:23:18104technicalDriftWindow0.323590.323590.06gs,rs,is,zs11111210x200n/a,n/a,n/a,n/a1 1x1OffOff,Offn/aOnSlowOff1199sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Drift mode test - no stars visible, even though we are still pointing at cluster
run0026NGC 72432017-10-1723:19:0491technicalTwoWindows1.184241.184240.0374gs,rs,is,zs12134500x200n/a,n/a,n/a,n/a1624x242n/a,n/a,n/a,n/a2511x1OffOff,Offn/aOnSlowOff1199sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Testing 2 window quads with no binning and a range of different nskips. Works fine
run0025NGC 72432017-10-1723:17:16121technicalTwoWindows0.405860.405860.0621gs,rs,is,zs11111500x200n/a,n/a,n/a,n/a1624x242n/a,n/a,n/a,n/a2512x2OffOff,Offn/aOnSlowOff1199sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Testing 2 window quads with binning - dodgy rows at top
run0024NGC 72432017-10-1723:13:37187technicalOneWindow0.578730.578730.06679gs,rs,is,zs11111500x200n/a,n/a,n/a,n/a1 1x1OffOff,Onn/aOnSlowOff1199sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Testing 1 window quad with prescan. Sequencer crashes with dwell less than zero. Naidu/Stu later fixed this bug. Pipeline bug also fixed
run0023NGC 72432017-10-1723:07:1368technicalTwoWindows1.230821.230821e-05gs,rs,is,zs11111500x200n/a,n/a,n/a,n/a1624x242n/a,n/a,n/a,n/a2511x1OffOff,Onn/aOnSlowOff1199sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Testing 2 window quads with prescan (overscan not available in windowed mode) - pipeline bug spotted (and fixed rapidly by Tom)
run0022NGC 72432017-10-1723:05:2871technicalTwoWindows1.146841.146841e-05gs,rs,is,zs11111500x200n/a,n/a,n/a,n/a1624x242n/a,n/a,n/a,n/a2511x1OffOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Testing 2 window quads. Dodgy rows still at top of upper windows (outputs G1 and H1)
run0021NGC 72432017-10-1723:03:47179technicalOneWindow0.474650.474651e-05gs,rs,is,zs11111500x200n/a,n/a,n/a,n/a40 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Testing ystart not equal to 1. This seems to remove the two dodgy rows at the top of run020
run0020NGC 72432017-10-1722:58:53358technicalOneWindow0.473950.473951e-05gs,rs,is,zs11111500x200n/a,n/a,n/a,n/a1 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Testing 1 window quad
run0019NGC 72432017-10-1722:56:512technicalFullFrame2.292532.292540.01758gs,rs,is,zs11111 1x1OffOn,Onn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Repeat of run017 - still doesn't work
run0018NGC 72432017-10-1722:55:0617technicalFullFrame3.292543.292541.0176gs,rs,is,zs11111 1x1OffOn,Onn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 As for run017, but exposure delay of 1s and the problem disappears!
run0017NGC 72432017-10-1722:51:255technicalFullFrame2.292532.292540.01758gs,rs,is,zs11111 1x1OffOn,Onn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Open cluster, to check prescan+overscan works. Readout problem - cadence should be 2s but is actually 10s, and no light on chips
run0016NGC 72432017-10-1722:50:3310technicalFullFrame2.257272.257270.0172gs,rs,is,zs11111 1x1OffOff,Onn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Open cluster - check prescan works and image registration ok - it is!
run0015NGC 72432017-10-1722:32:18478technicalFullFrame2.152662.152660.00987gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Open cluster - stepped telescope 2.5'S, 5.0'W, 2.5'N to check gain in each quadrant
run0014NGC 72432017-10-1722:18:46237data cautionFullFrame2.152662.152660.00987gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Open cluster for image quality and alignment test across FoV, and astrometry.net platescale/orientation calculation
run0013Wolf 13462017-10-1722:11:2116flatFullFrame10.5526610.552668.4099gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 NOT WOLF1346! Night sky flat of yet another blank field, dithering. Faint ghost in zs moved again, and moves with rotator, but not telescope
run0012Wolf 13462017-10-1722:00:2361flatFullFrame10.5526610.552668.4099gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 NOT WOLF1346! Night sky flat of another blank field, dithering. Faint ghost moved in zs - due to bright star outside FoV?
run0011Wolf 13462017-10-1721:42:1567flatFullFrame10.5526610.552668.4099gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 NOT WOLF1346! Night sky flat - dithering in blank field. zs shows ~1% fringing, as expected. Faint ghost visible in zs
run0010Wolf 13462017-10-1720:53:481102data cautionFullFrame0.20012.3428860.2001gs,rs,is,zs11111 1x1OnOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 SDSS standard. Focussing telescope. Best value 97.70mm. Seeing 0.45" at one point!
run0009BD+18 34072017-10-1720:39:01251data cautionFullFrame0.20012.3428860.2001gs,rs,is,zs11111 1x1OnOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 SDSS standard. Elevation 42deg. Repeated ROTCEN test - no change to +/- 2 pixels
run0008Wolf 13462017-10-1719:35:361209data cautionFullFrame0.20012.3428860.2001gs,rs,is,zs11111 1x1OnOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 SDSS standard. Stepped telescope 2'S,5'W to determine orientation and plate scale. N up and E left, with 1.7deg N->E rotation. 0.298"/pix platescale. ROTSKY PA 0->180 to determine ROTCEN (1040,535). Elevation 82deg
run0007Technical Tests2017-10-1719:11:01121flatFullFrame4.152664.152662.0099gs,rs,is,zs11111 1x1OffOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Twilight sky flats, telescope spiralling. Strange saturation behaviour disappears in no-clear mode flats
run0006Technical Tests2017-10-1719:10:133flatFullFrame4.00016.1428864.0001gs,rs,is,zs11111 1x1OnOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Twilight sky flats, telescope spiralling. Strange saturation behaviour in clear mode flats
run0005Technical Tests2017-10-1719:07:4243flatFullFrame0.90013.0428860.9001gs,rs,is,zs11111 1x1OnOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Twilight sky flats, telescope spiralling. Strange saturation behaviour in clear mode
run0004Technical Tests2017-10-1719:00:56171flatFullFrame0.10012.2428860.1001gs,rs,is,zs11111 1x1OnOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Twilight sky flats, telescope spiralling. Strange saturation behaviour in clear mode
run0003Technical Tests2017-10-1718:59:5416flatFullFrame1.00013.1428861.0001gs,rs,is,zs11111 1x1OnOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Twilight sky flats, telescope spiralling. 10% vignetting feature in upper-left quadrant - dichroic clamp?
run0002Technical Tests2017-10-1718:54:1811biasFullFrame0.00012.1428860.0001g_s,r_s,i_s,z_s11111 1x1OnOff,Offn/aOnSlowOff-99sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Junk - lights on
run0001Technical Tests2017-10-1716:57:5612biasFullFrame0.00012.1428860.0001ugriz11111 1x1OnOff,Offn/aOnSlowOff1099sl, vsd, trm, pk, nb, sgpTechTech231,-88,-88,-90,-90 Good bias - dome lights off and AGCOMP/SLIDE in beam


created: 2017_10_22 14:46:09 GMT