UVCS MISSION LOG
				----------------

	Date:		23 June 2001
	-----

 	Last revision:	23 June 2001 (Ko)
	--------------

	File Name: 	2001.06.24.a.log
	-----------

	Compiled by:	R. Wu, Y.-K. Ko
	------------

	UVCS Activity:	VLC Stray Light Calibration for 24 - 25 June 2001
	--------------  Mini-Synoptic for 25 June 2001
			VLC Stray Light Calibration for 25 June 2001

	SOHO Activity:  
	--------------  

	EOF Staff:	M. Romoli: Lead Scientist
	----------	R. Wu / Y.-K. Ko: Commander
			M. Uzzo / Y.-K. Ko / D. Phillips: Planner

	Command file:	01.06.22.16:44:52.cmd.log
			01.06.23.12:18:38.cmd.log

	Activity:
	---------

	1) VLC Stray Light Calibration

	Sequence: 01.06.19_wltest.tcl

	SCI_SPEC: Test to determine the diffracted light from the external
        	  occulter and its polarization as a function of height. The
		  internal occulter is pulled back.

	OBS_PROG: Calibration

	SCI_OBJ:  Calibration...VLC Stary Light
                
	OBJ:      Coronal Hole

	CMP_NAME: 

	CMP_NUM:  

        Duration: start: 2001.06.24.16:24
                    end: 2001.06.25.02:12

        ONUMs = 16394 (365 exps)

        Instrument configuration:

                - Pointing:  Sun center

                - Roll: 180 Degrees (51551)

		- Mirror/Occulter:  2.5, 3.0, 3.5, 8.0 Ro
				    9.0 Ro, and 1.3 Ro for mirpos 8.0 Ro

                - LYA Slits:   50 um
                - OVI Slits:   50 um

                - LYA GRTPOS: 128000
                - OVI GRTPOS:  75000

                - VLD Filter Engaged
                
                - LYA mask:   LYA_93_1sec   in slot 2
                - OVI mask:   OVI_Syn_194500 in slot 2

        Fits Files:
        
q01.06.24.16:17:46.vld.dat

	2) Mini-Synoptic Sequence Load and Start

        Sequence: SynopticA:Mini

        SCI_SPEC: Synoptic studies.  LYA HV off / OVI voltage at 205,
                  LYA grating position now at 128000 "permanently".

                  NB: Loaded into Interactive Queue on Saturday, 23 June 2001
                  after OVI detector high voltage is turned on and ramped up.

        OBS_PROG: Synoptic

        SCI_OBJ:  Synoptic

        OBJ:      Entire Corona

        CMP_NAME:

        CMP_NUM:

        Duration: start: 2001.06.25.03:08
                    end: 2001.06.25.06:08

        ONUMs = 35570 (8 exps) 
                35571 (9 exps) 
                35572 (9 exps) 
                35573 (9 exps) 
                35574 (9 exps) 
                35575 (9 exps) 
                35576 (9 exps) 
                35577 (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: 194500

                - LYA mask:   LYA_93_1sec    in slot 2
                - OVI mask:   OVI_Syn_194500 in slot 2

        Fits Files:

z01.06.25.02:41:11.lya.dat
z01.06.25.02:41:11.ovi.dat
z01.06.25.02:41:11.vld.dat
z01.06.25.03:07:37.lya.dat
z01.06.25.03:07:37.ovi.dat
z01.06.25.03:07:37.vld.dat
z01.06.25.03:34:05.lya.dat
z01.06.25.03:34:05.ovi.dat
z01.06.25.03:34:05.vld.dat
z01.06.25.04:00:34.lya.dat
z01.06.25.04:00:34.ovi.dat
z01.06.25.04:00:34.vld.dat
z01.06.25.04:27:03.lya.dat
z01.06.25.04:27:03.ovi.dat
z01.06.25.04:27:03.vld.dat
z01.06.25.04:53:32.lya.dat
z01.06.25.04:53:32.ovi.dat
z01.06.25.04:53:32.vld.dat
z01.06.25.05:20:15.lya.dat
z01.06.25.05:20:15.ovi.dat
z01.06.25.05:20:15.vld.dat
z01.06.25.05:46:42.lya.dat
z01.06.25.05:46:42.ovi.dat
z01.06.25.05:46:42.vld.dat

	3) VLC Stray Light Calibration

	Sequence: 01.06.23_wltest.tcl

	SCI_SPEC: Test to determine the diffracted light from the external
        	  occulter and its polarization as a function of height. The
		  internal occulter is pulled back.

	OBS_PROG: Calibration

	SCI_OBJ:  Calibration...VLC Stary Light
                
	OBJ:      Coronal Hole

	CMP_NAME: 

	CMP_NUM:  

        Duration: start: 2001.06.25.06:33
                    end: 2001.06.25.16:22

        ONUMs = 16395 (327 exps)

        Instrument configuration:

                - Pointing:  Sun center

                - Roll: 0 Degrees (18762)

		- Mirror/Occulter:  2.5, 3.0, 3.5, 8.0 Ro
				    9.0 Ro, and 1.3 Ro for mirpos 8.0 Ro

                - LYA Slits:   50 um
                - OVI Slits:   50 um

                - LYA GRTPOS: 128000
                - OVI GRTPOS:  75000

                - VLD Filter Engaged

                - LYA mask:   LYA_93_1sec   in slot 2
                - OVI mask:   OVI_Syn_194500 in slot 2

        Fits Files:

q01.06.25.06:21:50.vld.dat