UVCS MISSION LOG ---------------- Date: 6 Aug 2010 ----- Last revision: 6 Apr 2011 (RR) -------------- File Name: 2010.08.06.a.log ---------- Compiled by: R. Rosati ------------ UVCS Activity: Recover UVCS from soft safe configuration -------------- Turn on and conduct LyA Stimulus Pulse Test Ramp up Lya detector Conduct LyA detector dark rate diagnostic Load seed particle background observation SOHO Activity: -------------- EOF Staff: A. Panasyuk: Lead Scientist ---------- R. Rosati: Commander Command file: 10.08.06.18:22:40.cmd.log Activity: --------- 1) LyA detector turn on, LyA Stimulus Pulse Test conducted, ramped up HV Sequence: Manual, TakeLYA_TxN 120 2 SCI_SPEC: After switching off OVI detector, the LyA detector is turned on a stimulus pulse test is completed, then HV ramped up OBS_PROG: SCI_OBJ: OBJ: CMP_NAME: CMP_NUM: Duration: start: 2010.08.06.14:45 end: 2010.08.06.15:15 ONUMs = 26517 (2 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 90 Degrees (18762) - Mirror/Occulter: 2.7 Ro 1.5 mm Overocculting - LYA Slit: 50 um - OVI Slit: 75 um - LYA GRTPOS: 67000 - OVI GRTPOS: 96700 - LyA MCP Voltage: 0 - LyA mask: Fits Files: q10.08.06.18:55:07.lya.dat 2) LyA Detector Dark Rate Diagnostic Sequence: LYA_dark_chk 26518 18762 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 OVI filter and then disengages it at end. OBS_PROG: Calibration SCI_OBJ: Calibration OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 2010.08.06.15:17 end: 2010.08.06.16:13 ONUMs = 26518 (11 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 90 Degrees (18762) - Mirror/Occulter: 5.0 Ro 0.8 mm exposed mirror - LYA Slit: 50 um - OVI Slit: 75 um - LYA GRTPOS: 67000 - OVI GRTPOS: 96700 - LyA Filter Engaged - LyA MCP Voltage: 200 - LyA mask: LYA_chk_1xfull in slot 6 Fits Files: q10.08.06.19:17:02.lya.dat 3) LyA Detector Diagnostic Sequence: LYA_100_chk 26519 18762 SCI_SPEC: Full detector spatial diagnostic for LyA detector. Instrument rolled to coronal hole. OBS_PROG: Calibration SCI_OBJ: Calibration OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 2010.08.06.16:40 end: 2010.08.06.17:41 ONUMs = 26519 (12 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 180 Degrees - Roll: 90 Degrees (18762) - Mirror/Occulter: 5.0 Ro 0.8 mm exposed mirror - LYA Slit: 50 um - OVI Slit: 75 um - LYA GRTPOS: 67000 - OVI GRTPOS: 96700 - LyA Filter Engaged - LyA MCP Voltage: 200 - LyA mask: LYA_chk_1xfull in slot 6 Fits Files: q10.08.06.20:40:04.lya.dat 4) Suprathermal Seed Particle background measurement Sequence: Seed_BG 26520 18762 3 2 0 0 SCI_SPEC: OBS_PROG: Primary: Spectral Resolution Sub_Obj: Sensitivity SCI_OBJ: Primary: Plasma Properties...Density Sub_Obj: Plasma Properties...Proton Temperature OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 2010.08.06.17:42 end: 2010.08.07.17:21 ONUMs = 26520 (70 exps) 26521 (57 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 90 Degrees (18762) - Mirror/Occulter: 5.0 Ro 0.8 mm exposed mirror - LYA Slit: 50 um - OVI Slit: 75 um - LYA GRTPOS: 67000 - OVI GRTPOS: 96700 - LYA MCP Voltage: 200 - LYA Filter Engaged - LYA mask: LYA_wing_100 in slot 5 Fits Files: q10.08.06.21:42:01.lya.dat q10.08.07.11:12:47.lya.dat 5) Suprathermal Seed Particle background measurement Sequence: Seed_BG 26522 18762 3 2 0 0 SCI_SPEC: OBS_PROG: Primary: Spectral Resolution Sub_Obj: Sensitivity SCI_OBJ: Primary: Plasma Properties...Density Sub_Obj: Plasma Properties...Proton Temperature OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 2010.08.07.17:22 end: 2010.08.08.17:01 ONUMs = 26522 (87 exps) 26523 (46 exps) Instrument configuration: - Pointing: Sun center - Spacecraft Roll: 0 Degrees - Roll: 90 Degrees (18762) - Mirror/Occulter: 5.0 Ro 0.8 mm exposed mirror - LYA Slit: 50 um - OVI Slit: 75 um - LYA GRTPOS: 67000 - OVI GRTPOS: 96700 - LYA MCP Voltage: 200 - LYA Filter Engaged - LYA mask: LYA_wing_100 in slot 5 Fits Files: q10.08.07.21:21:56.lya.dat q10.08.08.10:52:42.lya.dat