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

	Date:		26 March 2009
	-----

 	Last revision:	31 March 2009 (Wu)
	--------------

	File Name: 	2009.03.27.a.log
 	----------

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

	UVCS Activity:	Flush and Abort Suprathermal Seed Particle Population 
	--------------	Observations for 26 - 27 March 2009
			Adjust LYA Detector High Voltage to New Nominal
			Setting of 200
			Load and Start LYA Detector Dark Rate Diagnostic for 
			27 March 2009
			Load Suprathermal Seed Particle Population Observations 
			for 27 - 28 March 2009
			Load Suprathermal Seed Particle Population Observations 
			for 28 - 29 March 2009
			Load LYA Detector Dark Rate Diagnostic for 
			29 March 2009
			Load Suprathermal Seed Particle Population Observations 
			for 29 - 30 March 2009

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

	EOF Staff:	A. Panasyuk: Lead Scientist
	----------	R. Wu: Commander
			M. Uzzo: Planner

	Command file:	09.03.27.15:08:40.cmd.log

	Activity:
	---------

	1) LYA Detector Dark Rate Diagnostic

	Sequence: LYA_dark_chk.tcl

	SCI_SPEC: Determine Dark count rate for LYA detector. Instrument 
		  rolled to coronal hole, 5.0 Ro with 0.8 mm exposed mirror. 
		  Script engages LyA filter and then disengages it at end.

	OBS_PROG: Calibration

	SCI_OBJ:  Calibration

	OBJ:      Coronal Hole

	CMP_NAME: 

	CMP_NUM:  

	Duration: start: 2009.03.27.15:28
                    end: 2009.03.27.16:29

       	ONUMs =	25274 (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:

q09.03.27.15:28:01.lya.dat

	2) Suprathermal Seed Particle Population Observation
   
	Sequence: 09.03_Seed.tcl, height = 27, n12hr = 2, n6hr = 0, n50min = 0

	SCI_SPEC: 

	OBS_PROG: Primary: Spectral Resolution
		  Sub_Obj: Sensitivity

	SCI_OBJ:  Primary: Plasma Properties...Density
		  Sub_Obj: Plasma Properties...Proton Temperature

	OBJ:      Streamer

	CMP_NAME: 

	CMP_NUM:  

	Duration: start: 2009.03.27.16:39
		    end: 2009.03.28.16:58

	ONUMs =	25275 (288 exps)

	Instrument configuration:

		- Pointing:  Sun center

		- Spacecraft Roll:  0 Degrees

		- Roll:	262 Degrees (922)

		- Mirror/Occulter:  2.7 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_wing_100 in slot 5

	Fits Files:

q09.03.27.16:39:06.lya.dat