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

	Date:		09 September 2009
	-----

 	Last revision:	14 September 2009 (Wu)
	--------------

	File Name: 	2009.09.09.a.log
	----------

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

	UVCS Activity:	Flush and Abort Coronal Hole Detector Background Study 
	--------------	for 08 - 10 September 2009
			Ramp Down and Power off OVI Detector
			Turn on LYA Detector
			Conduct LYA Stimulus Pulse Test
			Ramp Up LYA Detector HV
			Load and Start LYA Detector Dark Diagnostic for 
			09 September 2009	
			Load and Start LYA Detector Diagnostic for 
			09 September 2009		
			Load Proton Velocity Distribution Measurements Dark 
			Count Observation for 09 - 10 September 2009

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

	EOF Staff:	J. Kohl: Lead Scientist
	----------	M. Uzzo: Commander, Planner
			R. Wu

	Command file:   09.09.09.13:32:03.cmd.log

	Activity:
	---------

	1) LYA Stimulus Pulse Test

	Sequence: TakeUV_TxN.tcl

	SCI_SPEC: Calibration

	OBS_PROG: Calibration

	SCI_OBJ:  Calibration

	OBJ:      

	CMP_NAME:

	CMP_NUM:

	Duration: start: 2009.09.09.20:20
		    end: 2009.09.09.20:25

	ONUMs = 25791 (2 exps)

	Instrument configuration:

		- Pointing:  Sun center

                - Spacecraft Roll: 0 Degrees

		- Roll:	0.0 Degrees (18762)

		- Mirror/Occulter:  1.7 Ro
				    1.5 mm overocculting

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

		- LYA GRTPOS: 100000
		- OVI GRTPOS: 210000

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

		- LYA mask:   LYA_303_8x2 in slot 3

	Fits Files:

q09.09.09.20:18:22.lya.dat

	2) LYA Detector Dark Rate Diagnostic

	Sequence: LYA_dark_chk.tcl

	SCI_SPEC: Calibration

	OBS_PROG: Spatial Resolution

	SCI_OBJ:  Calibration

	OBJ:      Coronal Hole

	CMP_NAME: 

	CMP_NUM:  

	Duration: start: 2009.09.09.20:36
                    end: 2009.09.09.21:37

	ONUMs =	25792 (12 exps) 

	Instrument configuration:

		- Pointing:  Sun center

		- Spacecraft Roll:  0 Degrees

		- Roll: 0 Degrees (18762)

		- Mirror/Occulter:  5.0 Ro
				    1.5 mm overocculting

		- LYA Slit:    50 um
		- OVI Slit:   100 um 

		- LYA GRTPOS: 100000
		- OVI GRTPOS: 210000
		
		- LYA Filter Engaged

		- LYA MCP Voltage: 200

		- LYA mask:   LYA_chk_1xfull in slot 6

	Fits Files:

q09.09.09.20:35:51.lya.dat

	3) LYA Detector Diagnostic

	Sequence: LYA_100_chk.tcl

	SCI_SPEC: Calibration

	OBS_PROG: Spatial Resolution

	SCI_OBJ:  Calibration

	OBJ:      Coronal Hole

	CMP_NAME: 

	CMP_NUM:  

	Duration: start: 2009.09.09.21:38
                    end: 2009.09.09.22:08

	ONUMs =	25793 (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:    50 um
		- OVI Slit:   100 um 

		- LYA GRTPOS: 100000
		- OVI GRTPOS: 210000

		- LYA MCP Voltage: 200

		- LYA mask:   LYA_chk_1xfull in slot 6

	Fits Files:

q09.09.09.21:36:45.lya.dat

	4) Proton Velocity Distribution Measurements Dark Count Observation
   
	Sequence: DarkSeed2009.tcl, n = 3, m = 2, r = 0, e = 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: 2009.09.09.22:10
		    end: 2009.09.10.21:48

	ONUMs =	25794 (160 exps)
		25795 (120 exps)
   
	Instrument configuration:

		- Pointing:  Sun center

		- Spacecraft Roll:  0 Degrees

		- Roll: 0 Degrees (18762)

		- Mirror/Occulter:  5.0 Ro
				    0.8 mm exposed mirror

		- LYA Slit:    50 um
		- OVI Slit:   100 um 

		- LYA GRTPOS: 100000
		- OVI GRTPOS: 210000

		- LYA MCP Voltage: 200

		- LYA Filter Engaged

		- LYA mask:   LYA_wing_100 in slot 5

	Fits Files:
	
q09.09.09.22:09:44.lya.dat
q09.09.10.11:40:24.lya.dat