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

	Date:		21 April 2008
	-----

 	Last revision:	28 July 2008 (MU)
	--------------

	File Name: 	2008.04.20.a.log
	----------

	Compiled by:	R. Wu
	------------

	UVCS Activity:	Physical Parameters of Coronal Holes Across the 
	--------------	Sonic Point for 20 - 21 April 2008
			LyA Detector Diagnostic for 21 April 2008
	
	SOHO Activity:	
	--------------	

	EOF Staff:      D. Telloni: Lead Scientist
	----------	R. Wu: Commander
			M. Uzzo: Planner

	Command file:	08.04.18.17:45:00.cmd.log

	Activity:
	---------

 	1) Physical Parameters of Coronal Holes Across the Sonic Point

	Sequence: 08.04_sonic.tcl, n50min = 29

	SCI_SPEC: Main scientific objective is to study plasma properties 
		  varying with time.

		  Note: Pixel 300 at 90 Degrees

	OBS_PROG: Primary: Temporal Coverage
		  Sub Obj: Spatial Coverage

	SCI_OBJ:  Plasma Properties...Ion Temperatures

	OBJ:      Entire Corona

	CMP_NAME: 

	CMP_NUM:  

	Duration: start: 2008.04.20.18:59
		    end: 2008.04.21.18:58

	ONUMs = 24378 (360 exps)
		24379 (336 exps)

	Instrument configuration:

		- Pointing:  Sun center

                - Spacecraft Roll:  0 Degrees

		- Roll:	96.7 Degrees (36376)

		- Mirror/Occulter:  3.7 Ro
				    1.5 mm overocculting

		- LYA Slit:   100 um
		- OVI Slit:   100 um

		- LYA GRTPOS: 100000
		- OVI GRTPOS: 210000

		- LYA MCP Voltage: 195

		- LYA mask:   LYA_VEX_4x1 in slot 2

	Fits Files:

q08.04.20.18:58:39.lya.dat
q08.04.21.07:23:22.lya.dat

 	2) LYA Detector Diagnostic

	Sequence: LYA_100_chk.tcl

	SCI_SPEC: 

	OBS_PROG: Spatial Resolution

	SCI_OBJ:  

	OBJ:      Coronal Hole

	CMP_NAME: 

	CMP_NUM:  

	Duration: start: 2008.04.21.19:07
                    end: 2008.04.21.19:38

	ONUMs =	24380 (6 exps) 

	Instrument configuration:

		- Pointing:  Sun center

		- Spacecraft Roll:  0 Degrees

		- Roll:  0 Degrees (18762)

		- Mirror/Occulter:  1.75 Ro
				    1.5 mm overocculting

		- LYA Slit:   100 um
		- OVI Slit:   100 um 

		- LYA GRTPOS: 100000
		- OVI GRTPOS: 210000

		- LYA MCP Voltage: 195 

		- LYA mask:   LYA_chk_1xfull in slot 6

	Fits Files:

q08.04.21.18:57:46.lya.dat