UVCS MISSION LOG ---------------- Date: 23 November 2005 ----- Last revision: 25 November 2005 (Wu) -------------- File Name: 2005.11.22.a.log ---------- Compiled by: M. Uzzo, R. Wu ------------ UVCS Activity: Load OVI Detector Mask Star_5x2 into OVI slot 6 -------------- Load LYA Detector Mask RStar_LYA into LYA slot 1 Load LYA Detector Mask Star_LYA_6x4 into LYA slot 4 Load OVI Detector Mask OVI_spc303_2x6 into OVI slot 5 Ramp Down and Turn Off OVI HV and Detector Power Turn On LYA Detector Power Conduct LYA Stimulus Pulse Test Turn On and Ramp Up LYA HV Radiometric Calibration using Star Beta Scorpionis for 22 November 2005 Load and Start Vignetting Function Characterization Observation for 22 - 23 November 2005 SOHO Activity: -------------- EOF Staff: L. Gardner: Lead Scientist ---------- M. Uzzo: Commander, Planner Y.-K. Ko Command file: 05.11.22.13:49:49.cmd.log Activity: --------- 1) LYA Stimulus Pulse Test Sequence: Manual SCI_SPEC: To confirm that the LYA detector is functioning nominally, Stimulus Pulse enabled for the exposures with High Voltage Power Supply powered off. OBS_PROG: SCI_OBJ: OBJ: CMP_NAME: CMP_NUM: Duration: start: 2005.11.22.16:39 end: 2005.11.22.16:43 ONUMs = 21961 (2 exps) Instrument configuration: - Pointing: Sun Center - Spacecraft Roll: 0 Degrees - Roll: 225 Degrees (59743) - Mirror/Occulter: 1.75 Ro 1.5 mm overocculting - LYA Slit: 50 um - OVI Slit: 100 um - LYA GRTPOS: 100000 - OVI GRTPOS: 176000 - LYA MCP Voltage: 0 - OVI MCP Voltage: 0 - OVI DETECTOR POWERED OFF - LYA DETECTOR POWERED ON - LYA mask: msk_000303 in slot 3 Fits Files: q05.11.22.16:36:58.lya.dat 2) Spectral Studies Using Beta Scorpionis Sequence: Manual, TakeUV_TxN.tcl (120 sec.) SCI_SPEC: Star Observations OBS_PROG: Primary: Calibration Sub Obj: Spectral Coverage SCI_OBJ: Primary: Calibration...Radiometric Calibration Sub Obj: Celetial Targets...Star OBJ: Star...Beta Sco CMP_NAME: CMP_NUM: Duration: start: 2005.11.22.20:13 end: 2005.11.22.21:27 ONUMs = 21962 (29 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 60 Degrees (29695) - Mirror/Occulter: 9.90, 9.84, 9.79 Ro Occulter widths: 49mm (28382) 24mm (35706) - LYA Slits: 100, 50 um - OVI Slits: 100 um - LYA GRTPOS: 100000 - OVI GRTPOS: 176000 - LYA MCP Voltage: 195 - OVI MCP Voltage: 0 - OVI DETECTOR POWERED OFF - LYA mask: RStar_LYA in slot 1 Fits Files: q05.11.22.18:42:18.lya.dat 3) Detector Characterization: Vignetting Function Measurement Sequence: 05.11_cal_occ_lya.tcl SCI_SPEC: Vignetting function tests. Observe signal in LYA channel as a function of occulter position for several fixed mirror positions: mirror 2.5 Ro scan occulter 1.3 - 2.3 Ro (0.80-8.70 mm) mirror 3.5 Ro " " 2.1 - 3.3 Ro (7.12-16.62mm) mirror 4.5 Ro " " 3.0 - 4.3 Ro (14.24-24.53mm) This test is to determine the change of mirror efficiency with time. OBS_PROG: Calibration SCI_OBJ: Calibration...Vignetting OBJ: Streamer CMP_NAME: CMP_NUM: Duration: start: 2005.11.22.21:49 end: 2005.11.23.11:27 ONUMs = 21963 (26 exps) 21964 (33 exps) 21965 (99 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 250 Degrees (64294) - Mirror/Occulter: 2.5 Ro: 8.70, 0.80, 1.58, 3.16, 5.50, 7.12, 8.70, 0.80, 1.58, 3.16, 5.50, 7.12, 8.70 mm 3.5 Ro: 16.62, 7.12, 8.70, 11.08, 12.66, 16.62, 7.12, 8.70, 11.08, 12.66, 16.62 mm 4.5 Ro: 24.53, 14.24, 16.62, 18.99, 20.57, 24.53, 14.24, 16.62, 18.99, 20.57, 24.53 mm - LYA Slit: 150 um - OVI Slit: 100 um - LYA GRTPOS: 100000 - OVI GRTPOS: 176000 - LYA MCP Voltage: 195 - OVI MCP Voltage: 0 - OVI DETECTOR POWERED OFF - LYA mask: msk_000303 in slot 3 Fits Files: q05.11.22.21:48:30.lya.dat q05.11.23.00:07:10.lya.dat q05.11.23.03:00:14.lya.dat