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

	Date:		18 Jan 2012
	-----

 	Last revision:	20 Jun 2012 (RR)
	--------------

	File Name: 	2012.01.18.a.log
	----------

	Compiled by:	R. Rosati
	------------

	UVCS Activity:  Recover UVCS from soft safe configuration
        --------------	Ramp up Lya detector HV
			Conduct LyA detector dark rate diagnostic
			Load seed particle background observation
			Load Suprathermal Seed Particle Population Observation
			

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

	EOF Staff:	A. Panasyuk: Lead Scientist
	----------	R. Rosati: Commander
		
			

	Command file:   12.01.18.23:18:13.cmd.log


	Activity:
	---------

	1) Ramped up Lya detector high voltage
   
	Sequence: Manual

	SCI_SPEC: HV ramped up


	OBS_PROG:


	SCI_OBJ:



	OBJ:

	CMP_NAME: 

	CMP_NUM:  

	Duration: start: 2012.01.18.21:00
		    end: 2012.01.18.21:15

	ONUMs = 

	Instrument configuration:

		- Pointing:  Sun center

		- Spacecraft Roll: 0 Degrees

		- Roll:	-26.5 Degrees (39983)

		- Mirror/Occulter:  2.7 Ro
				    1.5 mm overocculting for
                                    mirror position of 2.5 Ro


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

		- LYA GRTPOS: 83040
		- OVI GRTPOS: 98000

		- LyA MCP Voltage: 210

		- LyA mask: 

	Fits Files:







	2) LyA Detector Dark Rate Diagnostic
   
	Sequence: LYA_dark_chk 27327 19757

	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: 2012.01.18.21:42
		    end: 2012.01.18.22:33

	ONUMs = 27327 (10 exps)

	Instrument configuration:

		- Pointing:  Sun center

		- Spacecraft Roll:  0 Degrees

		- Roll:	84.5 Degrees (19757)

		- Mirror/Occulter:  5.0 Ro
				    0.8 mm exposed mirror


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

		- LYA GRTPOS: 83040
		- OVI GRTPOS: 98000

		- LyA Filter Engaged

		- LyA MCP Voltage: 210

		- LyA mask: LYA_chk_1xfull in slot 6

	Fits Files:

q12.01.18.21:42:28.lya.dat




        3) Suprathermal Seed Particle background measurement
   
        Sequence: Seed_BG 27328 19757 3 2 0 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: 2012.01.19.06:31
                    end: 2012.01.19.21:43

        ONUMs = 27328 (19 exps)
                27329 (44 exps)

   
        Instrument configuration:

                - Pointing:  Sun center

                - Spacecraft Roll:  0 Degrees

                - Roll: 84.5 Degrees (19757)

                - Mirror/Occulter:  5.0 Ro
                                    2.39 mm exposed mirror

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

                - LYA GRTPOS: 83040
                - OVI GRTPOS: 98000

                - LYA MCP Voltage: 210

                - LYA Filter Engaged

                - LYA mask:   LYA_wing_100 in slot 5

        Fits Files:

q12.01.18.22:44:25.lya.dat
q12.01.19.12:15:11.lya.dat




	4) Suprathermal Seed Particle Measurement
   
	Sequence: Seed 27330 6992 27 3 0 0 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: 2012.01.19.23:57
		    end: 2012.01.20.14:54

	ONUMs = 27330 (56 exps)
		27331 (21 exps)



	Instrument configuratqion:

		- Pointing:  Sun center

		- Spacecraft Roll:  0 Degrees

		- Roll:	154.6 Degrees (6992)

		- Mirror/Occulter:  2.7 Ro
				    1.5 mm overocculting for
				    mirror position of 2.5 Ro


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

		- LYA GRTPOS: 54271
		- OVI GRTPOS: 98000

		- LYA MCP Voltage: 210

		- LYA mask: LYA_wing_100 in slot 5

	Fits Files:

q12.01.19.22:30:53.lya.dat
q12.01.20.12:01:33.lya.dat