UVCS MISSION LOG ---------------- Date: 11 February 2002 ----- Last revision: 14 February 2002 (Wu) -------------- File Name: 2002.02.11.a.log ----------- Compiled by: M. Uzzo, R. Wu ------------ UVCS Activity: UVCS Mechanism & XDL Tests -------------- Mask Load - LyA Masks: Stim_LYA slot 6 LYA_93_1sec slot 2 - OVI Masks: Stim_OVI slot 6 mask_000303_OVI slot 3 OVI_Syn_184 slot 2 OVI_168MPM slot 1 Star_5x2 slot 4 OVI_RED_FF slot 5 UVCS Stimuls Pulse and Voltage Step Tests Roll Study (No exposures taken) Mirror / Occulter Vignetting Function Study for 11 - 12 February 2002 SOHO Activity: The ESR flag and Offpoint Flag enabled to UVCS -------------- EOF Staff: S. Cranmer: Lead Scientist ---------- M. Uzzo: Commander, Planner (Operations) Y.-K. Ko: Planner (Science) R. Wu Command file: 02.02.11.14:55:59.cmd.log Activity: --------- 1) UVCS in Safe Configuration Sequence: SCI_SPEC: UVCS not observing, Soft safe configuration (High Voltage Off & Door open) OBS_PROG: SCI_OBJ: OBJ: CMP_NAME: CMP_NUM: Duration: start: 2002.02.07.21:57 end: 2002.02.11.17:49 ONUMs = N/A Instrument configuration: - Pointing: Sun center - Roll: 86 Degrees - Mirror/Occulter: 1.5 Ro 1.5 mm overocculting - LYA Slits: 50 um - OVI Slits: 100 um - LYA GRTPOS: 128000 - OVI GRTPOS: 128000 - LYA HIGH VOLTAGE RAMPED DOWN AND POWERED OFF - OVI HIGH VOLTAGE RAMPED DOWN AND POWERED OFF - VLD HIGH VOLTAGE RAMPED DOWN AND POWERED OFF - LYA mask: NONE - OVI mask: NONE 2) UVCS Instrument Test Continued Sequence: Manual Commanding SCI_SPEC: Instrument mechanisms "excersized" to insure functionality. Move Polarizer Mechanism: plrizr.pos=2994 plrizr.pos=13206 plrizr.pos=8100 Move Mirror / Occulter Mechanism: mirror.occpos=34336.mirpos=29136.abs mirror.occpos=34336.mirpos=29830.abs mirror.occpos=34336.mirpos=30526.abs mirror.occpos=34336.mirpos=44000.abs mirror.occpos=34336.mirpos=20000.abs mirror.occpos=34793.mirpos=30526.abs mirror.occpos=35249.mirpos=30526.abs mirror.occpos=35706.mirpos=30526.abs Move OVI Grating Mechanism: grtngs.pos=180000.abs.ovi grtngs.pos=235000.abs.ovi grtngs.pos=180000.abs.ovi grtngs.pos=128000.abs.ovi grtngs.pos=80000.abs.ovi grtngs.pos=120000.abs.ovi Move OVI Slit: slits.steps=115.run.ccw.ovi slits.steps=115.run.cw.ovi Move Roll Mechanism: roll.pos=36066.medium.rate2 Upload Detector Masks Move Door Mechanism: mpstep.nsteps=20.door.cw.medium.rate1 mpstep.nsteps=10.door.cw.medium.rate1 mpstep.nsteps=10.door.cw.medium.rate1 mpstep.nsteps=20.door.cw.medium.rate1 mpstep.nsteps=20.door.ccw.medium.rate1 mpstep.nsteps=20.door.ccw.medium.rate1 mpstep.nsteps=10.door.ccw.medium.rate1 Set OVI Thresholds: xdlset.data2=5.data1=5.time.ovi xdlset.data2=5.data1=5.chg.ovi xdlset.data2=255.data1=255.thrsh.ovi xdlset.data2=5.data1=5.time.lya xdlset.data2=5.data1=5.chg.lya xdlset.data2=255.data1=255.thrsh.lya OBS_PROG: SCI_OBJ: OBJ: CMP_NAME: CMP_NUM: Duration: start: 2002.02.11.17:53 end: 2002.02.11.18:53 ONUMs = N/A Instrument configuration: - Pointing: Sun center - Roll: 86 Degrees, 95 Degrees - Mirror/Occulter: multiple Ro multiple mm overocculting - LYA Slits: 50 um - OVI Slits: multiple - LYA GRTPOS: 128000 - OVI GRTPOS: 128000, 180000, 235000, 180000, 128000, 80000, 120000 - LYA mask: none - OVI mask: none - LYA HIGH VOLTAGE RAMPED DOWN AND POWERED OFF - OVI HIGH VOLTAGE RAMPED DOWN AND POWERED OFF - VLD HIGH VOLTAGE RAMPED DOWN AND POWERED OFF 3) UVCS Stimulus Pulse Test Sequence: TakeUV_TxN.tcl SCI_SPEC: Procs used for test: TakeOVI_TxN 120 2 (Takes 2 exposures at 120 sec each) TakeLYA_TxN 120 2 (Takes 2 exposures at 120 sec each) OBS_PROG: SCI_OBJ: OBJ: CMP_NAME: CMP_NUM: Duration: start: 2002.02.11.21:11 end: 2002.02.11.22:06 ONUMs = 17100 (2 LyA, 4 OVI exps) Instrument configuration: - Pointing: Sun center - Roll: 95 Degrees (36068) - Mirror/Occulter: 1.5 Ro 1.5 mm overocculting - LYA Slits: 50 um - OVI Slits: 150 um - LYA GRTPOS: 128000 - OVI GRTPOS: 120000 - LYA mask: msk_000303 in slot 3 (Stim Pulse) - OVI mask: msk_000303 in slot 3 (Stim Pulse) - LYA HIGH VOLTAGE RAMPED DOWN AND POWERED OFF - OVI HIGH VOLTAGE RAMPED DOWN AND POWERED OFF - VLD HIGH VOLTAGE RAMPED DOWN AND POWERED OFF Fits Files: q02.02.11.21:07:51.lya.dat q02.02.11.21:07:51.ovi.dat 4) UVCS OVI High Voltage Step ramp up test and recovery Sequence: TakeUV_TxN.tcl & Manual SCI_SPEC: OVI High Voltage Ramped up in increments listed with two exposures taken at each setting: (50, 90, 130, 150, 170, 190, 210) Procs used for test: TakeOVI_TxN 120 2 (Takes 2 exposures at 120 sec each) OBS_PROG: SCI_OBJ: OBJ: CMP_NAME: CMP_NUM: Duration: start: 2001.11.07.21:28 end: 2000.11.07.22:12 ONUMs = 17101 (12 OVI, 1 VLD exps) Instrument configuration: - Pointing: Sun center - Roll: 95 Degrees (36068) - Mirror/Occulter: 1.5 Ro 1.5 mm overocculting - LYA Slits: 50 um - OVI Slits: 150 um - LYA GRTPOS: 128000 - OVI GRTPOS: 120000 - LYA mask: msk_000303 in slot 3 - OVI mask: msk_000303_OVI in slot 3 Fits Files: q02.02.11.22:10:04.ovi.dat q02.02.11.22:10:04.vld.dat 4) UVCS Roll Mechanism Study Sequence: Manual SCI_SPEC: UVCS instrument is rolled in following fashion for test: roll.pos=63384.medium.rate2 wait.time=30 roll.pos=59743.medium.rate2 wait.time=30 roll.pos=51551.medium.rate2 wait.time=30 roll.pos=43348.medium.rate2 wait.time=30 roll.pos=35156.medium.rate2 wait.time=30 roll.pos=26954.medium.rate2 wait.time=30 roll.pos=18762.medium.rate2 wait.time=30 roll.pos=10570.medium.rate2 wait.time=30 roll.pos=2378.medium.rate2 wait.time=30 OBS_PROG: Calibration SCI_OBJ: Calibration... OBJ: CMP_NAME: CMP_NUM: Duration: start: 2002.02.11.23:15ish end: 2002.02.12.00:00ish ONUMs = N/A Instrument configuration: - Pointing: Sun center - Roll: (See Above) - Mirror/Occulter: 1.5 Ro 1.5 mm overocculting - LYA Slits: 50 um - OVI Slits: 150 um - LYA GRTPOS: 128000 - OVI GRTPOS: 120000 - LYA mask: msk_000303 in slot 3 - OVI mask: msk_000303_OVI in slot 3 5) Mirror/Occulter Vignetting Function Study Sequence: 02.02_cal_occ.tcl SCI_SPEC: Vignetting function tests. Observe signal in OVI channel as a function of occulter position for several fixed mirror positions: mirror 2.5 Ro scan occulter 1.3 - 2.3 Ro (0.8-8.7 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 ascertain whether or not any contaminants have made their way inside UVCS and onto the mirror. OBS_PROG: Primary: Calibration Sub Obj: SCI_OBJ: Calibration...Vignetting OBJ: Coronal Streamer! CMP_NAME: CMP_NUM: Duration: start: 2002.02.12.00:08 end: 2002.02.12.14:48 ONUMs = 17105 (26 UV, 13 VL exps) 17106 (32 UV, 11 VL exps) 17107 (99 UV, 22 VL exps) Instrument configuration: - Pointing: Sun center - Roll: 315 Degrees (10570) - Mirror/Occulter: 2.5 Ro: 8.7, 0.8, 1.58, 3.16, 5.5, 7.12, 8.7, 0.8, 1.58, 3.16, 5.5, 7.12, 8.7mm 3.5 Ro: 16.62, 7.12, 8.7, 11.08, 12.66, 16.62, 7.12, 8.7, 11.08, 12.66, 16.62mm 4.5 Ro: 24.53, 14.24, 16.62, 18.99, 20.57, 24.53, 14.24, 16.62, 18.99, 20.57, 24.53mm - LYA Slit: 50 um - OVI Slit: 150 um - LYA GRTPOS: 128000 - OVI GRTPOS: 184200 - LYA mask: LYA_93_1sec in slot 2 - OVI mask: msk_000303_OVI in slot 3 Fits Files q02.02.12.00:07:35.lya.dat q02.02.12.00:07:35.ovi.dat q02.02.12.00:07:35.vld.dat GAP between 02/12/02|02:16:03( 5246) and 02/12/02|02:17:07( 5352) GAP between 02/12/02|02:40:19( 7582) and 02/12/02|02:46:01( 8129) q02.02.12.02:29:30.lya.dat q02.02.12.02:29:30.ovi.dat q02.02.12.02:29:30.vld.dat q02.02.12.05:26:22.lya.dat q02.02.12.05:26:22.ovi.dat q02.02.12.05:26:22.vld.dat 6) Mini-Synoptic Sequence Load and Start Sequence: SynopticA:Mini SCI_SPEC: Synoptic studies. LYA HV off / OVI voltage at 210, LYA grating position now at 128000 "permanently". OBS_PROG: Synoptic SCI_OBJ: Synoptic OBJ: Entire Corona CMP_NAME: CMP_NUM: Duration: start: 2002.02.12.14:11 end: 2002.02.12.17:38 ONUMs = 37670 (8 exps) 37671 (9 exps) 37672 (9 exps) 37673 (9 exps) 37674 (9 exps) 37675 (9 exps) 37676 (9 exps) 37677 (9 exps) Instrument configuration: - Pointing: Sun center - Roll: W, NW, N, NE, E, SE, S, SW - Mirror/Occulter: 1.6, 1.75 Ro 1.5 mm overocculting (1.6 Ro) 2.0 mm overocculting (1.75 Ro) - LYA Slits: 50 um - OVI Slits: 150 um - LYA GRTPOS: 128000 - OVI GRTPOS: 184200 - LYA mask: LYA_93_1sec in slot 2 - OVI mask: OVI_Syn_184 in slot 2 Fits Files: z02.02.12.14:10:37.lya.dat z02.02.12.14:10:37.ovi.dat z02.02.12.14:10:37.vld.dat z02.02.12.14:37:02.lya.dat z02.02.12.14:37:02.ovi.dat z02.02.12.14:37:02.vld.dat z02.02.12.15:03:31.lya.dat z02.02.12.15:03:31.ovi.dat z02.02.12.15:03:31.vld.dat z02.02.12.15:30:06.lya.dat z02.02.12.15:30:06.ovi.dat z02.02.12.15:30:06.vld.dat z02.02.12.15:56:35.lya.dat z02.02.12.15:56:35.ovi.dat z02.02.12.15:56:35.vld.dat z02.02.12.16:23:12.lya.dat z02.02.12.16:23:12.ovi.dat z02.02.12.16:23:12.vld.dat z02.02.12.16:49:41.lya.dat z02.02.12.16:49:41.ovi.dat z02.02.12.16:49:41.vld.dat z02.02.12.17:16:17.lya.dat z02.02.12.17:16:17.ovi.dat z02.02.12.17:16:17.vld.dat