UVCS MISSION LOG ---------------- Date: 25 February 1997 ----- Last revision: 26 February 1997 (Wu) ------------- 26 February 1997 (O'Neal) 26 February 1997 (Wu) File Name: 97.02.25.a.log ----------- Compiled by: R. Wu ------------ UVCS Activity: WLC Stray Light Test -------------- Start synoptic for February 26 SOHO Activity: None -------------- EOF Staff: M. Romoli: Lead Scientist/Commander --------- A. Modigliani A. Ciaravella S. Fineschi R. Wu R. O'Neal: Commander Command files: 97.02.25.15:40:03.cmd.log Activity: 1) VLC Stray Light Test Sequence: U_PolExp:TakePB SCI_SPEC: Measurement of pB at several heights. At each height the int. occulter is moved to vary the mirror width. Purpose of the test is to measure the constant fraction of pB stray light. OBS_PROG: Calibration SCI_OBJ: VLC Stray Light OBJ: Coronal Hole (South Pole) CMP_NO: CMP_NAME: Duration: start: 97.02.25.16:46 end: 97.02.25.17:08 ONUMs = 3589 (6 exposures) Instrument configuration: - Pointing: Sun Center - Roll: PA= 180 degrees (South) - Mirror/Occulter: 2.0 Rsun / 1.3 Rsun - LYA Slits: 50 um - OVI Slits: 300 um - LYA GRTPOS: 120000 - OVI GRTPOS: 126000 - LYA mask: msk_000303 in slot 1 - OVI mask: msk_000303 in slot 1 Fits files: q97.02.25.15:51:43.lya.dat q97.02.25.15:51:43.ovi.dat q97.02.25.15:51:43.vld.dat Activity 2) VLC stray light test Sequence: 97.02.25_marco SCI_SPEC: Measurement of pB at several heights. At each height the int. occulter is moved to vary the mirror width. Purpose of the test is to measure the constant fraction of pB stray light. OBS_PROG: Calibration SCI_OBJ: VLC Stray Light OBJ: Coronal Hole CMP_NO: CMP_NAME: Duration: start: 97.02.25.18:40 end: 97.02.26.00:59 ONUMs = 3590 (8 exposures) 3591 (8 exposures) 3592 (10 exposures) Instrument configuration: - Pointing: Sun center - Roll: PA= 180 degrees (S) - Mirror/Occulter: 1.5Ro /1.325 1.3 1.275 1.25 1.7Ro /1.55 1.5 1.4 1.3 1.25 2.0Ro /1.8 1.65 1.5 1.4 1.3 1.25 - LYA Slits: 50 um - OVI Slits: 300 um - LYA GRTPOS: 120000 - OVI GRTPOS: 126000 - LYA mask: - OVI mask: - UV detectors OFF Fits Files: q97.02.25.18:38:38.vld.dat q97.02.25.20:11:08.vld.dat q97.02.25.23:03:00.vld.dat 3) Synoptic Sequence Load and Start Sequence: Synoptic1:Start SCI_SPEC: Synoptic studies OBS_PROG: Synoptic SCI_OBJ: Synoptic OBJ: Entire Corona Duration: start: 97.02.26.01:27 end: 97.02.26.15:11 ONUMs = 3593 (57 exps) 3594 (24 exps) 3595 (36 exps) 3596 (24 exps) 3597 (57 exps) 3598 (24 exps) 3599 (36 exps) 3600 (24 exps) Instrument configuration: - Pointing: Sun center - Roll: W, NW, N, NE, E, SE, S, SW - Mirror/Occulter: 1.5, 1.75, 2.0, 2.25, 2.50 Ro (Polar scan) 1.5, 1.75, 2.0, 2.25 Ro (MidLat scan) 1.5, 1.7, 1.9, 2.2, 2.6, 3 Ro (Equat. scan) 1.5 mm overocculting - LYA Slits: 50 um - OVI Slits: 300 um - LYA GRTPOS: 120000 - OVI GRTPOS: 126000 - LYA mask: LYA_Syn10 in slot 2 - OVI mask: OVI_Syn13 in slot 2 Fits Files: q97.02.26.01:25:49.lya.dat q97.02.26.01:25:49.ovi.dat q97.02.26.01:25:49.vld.dat q97.02.26.03:19:25.lya.dat q97.02.26.03:19:25.ovi.dat q97.02.26.03:19:25.vld.dat q97.02.26.04:12:19.lya.dat q97.02.26.04:12:19.ovi.dat q97.02.26.04:12:19.vld.dat q97.02.26.07:28:02.lya.dat q97.02.26.07:28:02.ovi.dat q97.02.26.07:28:02.vld.dat q97.02.26.08:20:56.lya.dat q97.02.26.08:20:56.ovi.dat q97.02.26.08:20:56.vld.dat q97.02.26.10:14:36.lya.dat q97.02.26.10:14:36.ovi.dat q97.02.26.10:14:36.vld.dat q97.02.26.11:07:18.lya.dat q97.02.26.11:07:18.ovi.dat q97.02.26.11:07:18.vld.dat q97.02.26.14:22:57.lya.dat q97.02.26.14:22:57.ovi.dat q97.02.26.14:22:57.vld.dat