UVCS MISSION LOG ---------------- Date: 23 March 2009 ----- Last revision: 26 March 2009 (Wu) -------------- File Name: 2009.03.23.a.log ---------- Compiled by: R. Wu ------------ UVCS Activity: OVI Detector Spectral Dimension Dark Rate Diagnostic -------------- for 23 March 2009 OVI Detector Spectral Dimension Dark Rate Diagnostic for 23 March 2009 Ramp Down and Power off OVI Detector Turn on LYA Detector Conduct LYA Stimulus Pulse Test Ramp Up LYA Detector HV Load and Start LYA Detector Dark Rate Diagnostic for 23 March 2009 Load LYA Detector Diagnostic for 23 March 2009 Load Vignetting Function Characterization Observation for 23 March 2009 Load Suprathermal Seed Particle Population Observation for 23 - 24 March 2009 SOHO Activity: -------------- EOF Staff: L. Gardner / A. Panasyuk: Lead Scientist ---------- R. Wu / M. Uzzo: Commander M. Uzzo: Planner Command file: 09.03.20.12:16:30.cmd.log 09.03.23.12:11:42.cmd.log Activity: --------- 1) OVI Detector Spectral Dimension Dark Rate Diagnostic Sequence: OVI_dark_spec.tcl SCI_SPEC: Determine Dark count rate for OVI detector for spectral dimension. Rolled to coronal hole with 5.0 Ro and 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: 2009.03.23.07:14 end: 2009.03.23.09:15 ONUMs = 25261 (12 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 0 Degrees (18762) - 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 - OVI mask: OVI_303_8x2 in slot 3 Fits Files: q09.03.23.07:13:31.ovi.dat 2) OVI Detector Spectral Dimension Dark Rate Diagnostic Sequence: OVI_dark_spec.tcl SCI_SPEC: Determine Dark count rate for OVI detector for spectral dimension. Rolled to coronal hole with 5.0 Ro and 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: 2009.03.23.09:17 end: 2009.03.23.11:19 ONUMs = 25262 (12 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 0 Degrees (18762) - 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 - OVI mask: OVI_303_8x2 in slot 3 Fits Files: q09.03.23.09:17:00.ovi.dat 3) LYA Stimulus Pulse Test Sequence: TakeUV_TxN.tcl SCI_SPEC: OBS_PROG: SCI_OBJ: OBJ: CMP_NAME: CMP_NUM: Duration: start: 2009.03.23.12:24 end: 2009.03.23.12:28 ONUMs = 25263 (2 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 0 Degrees (18762) - 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 - LYA mask: LYA_303_8x2 in slot 3 Fits Files: q09.03.23.12:21:57.lya.dat 4) 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: 2009.03.23.12:40 end: 2009.03.23.13:41 ONUMs = 25264 (12 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 0 Degrees (18762) - 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: q09.03.23.12:39:50.lya.dat 5) LYA Detector Diagnostic Sequence: LYA_100_chk.tcl SCI_SPEC: Instrument Diagnostics OBS_PROG: Spatial Resolution SCI_OBJ: Calibration OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 2009.03.23.13:42 end: 2009.03.23.14:12 ONUMs = 25265 (6 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: 50 um - OVI Slit: 100 um - LYA GRTPOS: 100000 - OVI GRTPOS: 210000 - LYA MCP Voltage: 195 - LYA mask: LYA_chk_1xfull in slot 6 Fits Files: q09.03.23.13:40:44.lya.dat 6) Vignetting Function Measurement Sequence: LYA_Occ_Vig.tcl SCI_SPEC: Vignetting function tests. Observe signal in LYA channel as a function of occulter position at fixed mirror position 2.5 Ro. Scan occulter 1.3 - 2.3 Ro (0.80-8.70 mm) This test is to determine the change of mirror efficiency with time. OBS_PROG: Calibration SCI_OBJ: Calibration...Vignetting OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 2009.03.23.14:13 end: 2009.03.23.20:41 ONUMs = 25266 (76 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 0 Degrees (18762) - Mirror/Occulter: 2.5 Ro 8.70, 0.80, 1.58, 3.16, 5.60, 7.12 mm overocculting - LYA Slit: 150 um - OVI Slit: 100 um - LYA GRTPOS: 100000 - OVI GRTPOS: 210000 - LYA MCP Voltage: 195 - LYA mask: LYA_303_8x2 in slot 3 Fits Files: q09.03.23.14:12:48.lya.dat 7) Suprathermal Seed Particle Population Observation Sequence: 09.03_Seed.tcl, height = 27, n12hr = 2, n6hr = 0, n50min = 0 SCI_SPEC: OBS_PROG: Primary: Spectral Resolution Sub_Obj: Sensitivity SCI_OBJ: Primary: Plasma Properties...Density Sub_Obj: Plasma Properties...Proton Temperature OBJ: Streamer CMP_NAME: CMP_NUM: Duration: start: 2009.03.23.20:51 end: 2009.03.24.21:10 ONUMs = 25267 (288 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 270 Degrees (2378) - Mirror/Occulter: 2.7 Ro 1.5 mm overocculting - LYA Slit: 50 um - OVI Slit: 100 um - LYA GRTPOS: 100000 - OVI GRTPOS: 210000 - LYA MCP Voltage: 195 - LYA mask: LYA_wing_100 in slot 5 Fits Files: q09.03.23.20:50:45.lya.dat