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

	Date:		19 April 2006
	-----

 	Last revision:	25 April 2006 (Wu)
	--------------

	File Name:	2006.04.20.a.log
	----------

	Compiled by:	M. Uzzo, R. Wu
	------------

	UVCS Activity:	Ramp Down and Power Off OVI Detector
	--------------	Power On LYA Detector
			Conduct Stimulus Pulse Test
			Ramp Up LYA Detector High Voltage
			Load and Start Suprathermal Seed Particle Population
			Measurements for 20 April 2006
			Ramp Down and Power Off LYA Detector
			Power On OVI Detector
			Conduct Stimulus Pulse Test
			Ramp Up OVI Detector
			Load and Start Suprathermal Seed Particle Population
			Measurements for 20-21 April 2006
			Load OVI Detector Diagnostic for 21 April 2006
			Load North Coronal Hole Observations in LyA for
                        21 April 2006	
			Load North Coronal Hole Observations in LyA for
                        21 April 2006	
			Load North Coronal Hole Observations in OVI for
                        21-22 April 2006	


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

	EOF Staff:	A. Panasyuk: Lead Scientist
	---------	M. Uzzo: Commander, Planner
			Y.-K. Ko
			R. Wu

	Command file:	06.04.19.11:37:55.cmd.log
			06.04.20.11:30:45.cmd.log

	Activity:
	---------

	1) LYA Stimulus Pulse Test

	Sequence: TakeUV_TxN.tcl

	SCI_SPEC: 

	OBS_PROG: 

	SCI_OBJ:  

	OBJ:

	CMP_NAME:

	CMP_NUM:

	Duration: start: 2006.04.20.11:43
		    end: 2006.04.20.11:43

	ONUMs = 22407 (1 exp)

	Instrument configuration:

		- Pointing:  Sun center

                - Spacecraft Roll:  0 Degrees

		- Roll:	345 Degrees (16031)

		- Mirror/Occulter:  1.7 Ro
				    1.5 mm overocculting

		- LYA Slit:    75 um
		- OVI Slit:   100 um

		- LYA GRTPOS: 100000
		- OVI GRTPOS: 164600

		- LYA MCP Voltage: 0 
		- OVI MCP Voltage: 0 

		- LYA mask:   msk_000303  in slot 3
		- OVI mask:   OVI_sp2_164 in slot 4

	Fits Files:

q06.04.20.11:41:35.lya.dat

	2) Suprathermal Seed Particle Populations in the Extended Corona

	Sequence: 06.04.19_LYA_comp.tcl, sw = 8

	SCI_SPEC: 

	OBS_PROG: 

	SCI_OBJ:  

	OBJ:	  Coronal Hole

	CMP_NAME:

	CMP_NUM:

	Duration: start: 2006.04.20.11:56
		    end: 2006.04.20.19:57

	ONUMs = 22408 (95 exps)

	Instrument configuration:

		- Pointing:  Sun center

                - Spacecraft Roll:  0 Degrees

		- Roll:	345 Degrees (16031)

		- Mirror/Occulter:  1.7 Ro
				    1.5 mm overocculting

		- LYA Slit:    75 um
		- OVI Slit:   100 um

		- LYA GRTPOS: 100000
		- OVI GRTPOS: 164600

		- LYA MCP Voltage: 195 

		- LYA mask:   LYA_OVIcomp in slot 4

	Fits Files:

q06.04.20.11:54:38.lya.dat

	3) OVI Stimulus Pulse Test

	Sequence: TakeUV_TxN.tcl

	SCI_SPEC: 

	OBS_PROG: 

	SCI_OBJ:  

	OBJ:

	CMP_NAME:

	CMP_NUM:

	Duration: start: 2006.04.20.20:09
		    end: 2006.04.20.20:10

	ONUMs = 22409 (1 exp)

	Instrument configuration:

		- Pointing:  Sun center

                - Spacecraft Roll:  0 Degrees

		- Roll:	345 Degrees (16031)

		- Mirror/Occulter:  1.7 Ro
				    1.5 mm overocculting

		- LYA Slit:    75 um
		- OVI Slit:   100 um

		- LYA GRTPOS: 100000
		- OVI GRTPOS: 164600

		- LYA MCP Voltage: 0 
		- OVI MCP Voltage: 0 

		- LYA mask:   LYA_OVIcomp    in slot 4
		- OVI mask:   msk_000303_OVI in slot 3

	Fits Files:

q06.04.20.20:07:37.ovi.dat

	4) Suprathermal Seed Particle Populations in the Extended Corona

	Sequence: 06.04.19_OVI_comp.tcl, sw = 12

	SCI_SPEC: 

	OBS_PROG: 

	SCI_OBJ:  

	OBJ:	  Coronal Hole

	CMP_NAME:

	CMP_NUM:

	Duration: start: 2006.04.20.20:21
		    end: 2006.04.21.08:21

	ONUMs = 22410 (142 exps)

	Instrument configuration:

		- Pointing:  Sun center

                - Spacecraft Roll:  0 Degrees

		- Roll:	345 Degrees (16031)

		- Mirror/Occulter:  1.7 Ro
				    1.5 mm overocculting

		- LYA Slit:    75 um
		- OVI Slits:  100 um

		- LYA GRTPOS: 100000
		- OVI GRTPOS: 164600

		- OVI MCP Voltage: 200 

		- OVI mask:   OVI_sp2_164 in slot 4

	Fits Files:

q06.04.20.20:20:07.ovi.dat