UVCS MISSION LOG ---------------- Date: 17 October 2008 ----- Last revision: 20 October 2008 (Wu) -------------- File Name: 2008.10.17.a.log ---------- Compiled by: M. Uzzo ------------ UVCS Activity: Flush and Abort LYA Detector Dark Rate Characterization -------------- for 17 October 2008 Load and Start LYA Detector Dark Rate Diagnostic for 17 October 2008 Ramp Down and Power off LYA Detector Turn on OVI Detector Conduct OVI Stimulus Pulse Test Ramp Up OVI Detector HV to 205 Load and Start OVI Detector Dark Rate Diagnostic for 17 October 2008 Load OVI Detector Diagnostic for 17 October 2008 Load OVI Detector HV Intensity Characterization for 17 - 18 October 2008 Load OVI Detector HV Intensity Characterization for 18 - 19 October 2008 Load and Start OVI Detector Dark Rate Diagnostic for 19 October 2008 Load OVI Detector HV Intensity Characterization for 19 - 20 October 2008 SOHO Activity: -------------- EOF Staff: L. Gardner: Lead Scientist ---------- M. Uzzo: Commander, Planner R. Wu Command file: 08.10.17.14:52:42.cmd.log Activity: --------- 1) LYA Detector Dark Rate Diagnostic Sequence: LYA_dark_chk.tcl SCI_SPEC: Determine Dark count rate for LYA detector. Instrument rolled to coronal hole, 5.0 Ro with 0.8 mm exposed mirror. Script engages LyA filter and then disengages it at end. OBS_PROG: Calibration SCI_OBJ: Calibration OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 2008.10.17.15:01 end: 2008.10.17.16:01 ONUMs = 24849 (12 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 180 Degrees (51551) - Mirror/Occulter: 5.0 Ro 1.5 mm overocculting - LYA Slit: 50 um - OVI Slit: 100 um - LYA GRTPOS: 100000 - OVI GRTPOS: 210000 - LYA Filter Engaged - LYA MCP Voltage: 195 - LYA mask: LYA_chk_1xfull in slot 6 Fits Files: q08.10.17.15:00:37.lya.dat 2) OVI Stimulus Pulse Test Sequence: TakeUV_TxN.tcl SCI_SPEC: Calibration OBS_PROG: Calibration SCI_OBJ: Calibration OBJ: CMP_NAME: CMP_NUM: Duration: start: 2008.10.17.16:13 end: 2008.10.17.16:17 ONUMs = 24850 (2 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 180 Degrees (51551) - Mirror/Occulter: 5.0 Ro 1.5 mm overocculting - LYA Slit: 100 um - OVI Slit: 100 um - LYA GRTPOS: 100000 - OVI GRTPOS: 210000 - LYA MCP Voltage: 0 - OVI MCP Voltage: 0 - OVI mask: OVI_303_8x2 in slot 3 Fits Files: q08.10.17.16:09:31.ovi.dat 3) OVI Detector Dark Rate Diagnostic Sequence: OVI_dark_chk.tcl SCI_SPEC: Determine Dark count rate for OVI detector. Instrument rolled to coronal hole, 5.0 Ro with 0.8 mm exposed mirror. Script engages OVI filter and then disengages it at end. OBS_PROG: Calibration SCI_OBJ: Calibration OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 2008.10.17.16:30 end: 2008.10.17.17:31 ONUMs = 24851 (12 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 180 Degrees (51551) - Mirror/Occulter: 5.0 Ro 1.5 mm overocculting - LYA Slit: 100 um - OVI Slit: 50 um - LYA GRTPOS: 100000 - OVI GRTPOS: 210000 - OVI Filter Engaged - OVI MCP Voltage: 205 (Nominal + 5) - OVI mask: OVI_chk_1xfull in slot 6 Fits Files: q08.10.17.16:30:24.ovi.dat 4) OVI Detector Diagnostic Sequence: OVI_164_chk.tcl SCI_SPEC: Instrument Diagnostics OBS_PROG: Spatial Resolution SCI_OBJ: Calibration OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 2008.10.17.17:33 end: 2008.10.17.18:33 ONUMs = 24852 (12 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 0 Degrees (18762) - Mirror/Occulter: 1.75 Ro 1.5 mm overocculting - LYA Slit: 100 um - OVI Slit: 50 um - LYA GRTPOS: 100000 - OVI GRTPOS: 164600 - OVI MCP Voltage: 205 (Nominal + 5) - OVI mask: OVI_chk_1xfull in slot 6 Fits Files: q08.10.17.17:31:18.ovi.dat 5) OVI Detector HV Intensity Characterization Sequence: 08.10_GratScanOVI.tcl SCI_SPEC: Determine Intensity rate versus High Voltage Setting for the OVI detector using the OVI doublet at 3 grating positions. Instrument rolled to coronal hole, 1.7 Ro with standard 1.5 mm overocculting. High Voltage set manually prior to observation. OBS_PROG: Calibration SCI_OBJ: Calibration OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 2008.10.17.18:35 end: 2008.10.18.19:25 ONUMs = 24853 (240 exps) 24854 (240 exps) 24855 (240 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 180 Degrees (51551) - Mirror/Occulter: 1.7 Ro 1.5 mm overocculting - LYA Slit: 100 um - OVI Slit: 75 um - LYA GRTPOS: 100000 - OVI GRTPOS: 223500, 232100, 217000 - OVI MCP Voltage: 205 (Nominal + 5) - OVI mask: OVI_HV_8x2 in slot 4 Fits Files: q08.10.17.18:34:18.ovi.dat q08.10.18.02:51:23.ovi.dat q08.10.18.11:08:22.ovi.dat