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

	Date:		22 June 2010
	-----

 	Last revision:	29 March 2010 (RR)
	--------------

	File Name: 	2010.06.22.a.log
	----------

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

	UVCS Activity:  Ramp down and turn off OVI detector
        --------------	Turn on and ramp up Lya detector
			Conduct LyA Stimulus Pulse Test
			Conduct LyA detector dark rate diagnostic

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

	EOF Staff:	L. Strachan: Lead Scientist
	----------	R. Rosati: Commander
		
			

	Command file:   10.06.22.18:07:42.cmd.log

	Activity:
	---------

	1) OVI detector ramped down and turned off
   
	Sequence: Manual

	SCI_SPEC: Following completion of the second OVI component of the synoptic
		  observation, the OVI MCP is ramped down and turned off.


        OBS_PROG: 

        SCI_OBJ:   

        OBJ:

        CMP_NAME: 

        CMP_NUM:  

        Duration: start: 2010.06.22.
                    end: 2010.06.22.

        ONUMs = 
		
   
        Instrument configuration:

                - Pointing:  Sun center

                - Spacecraft Roll:  180 Degrees

                - Roll:  90 Degrees (18762)
			 

                - Mirror/Occulter:  5.0 Ro
                                    0.8 mm exposed mirror

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

                - LYA GRTPOS: 67000
                - OVI GRTPOS: 232100

                - LYA DETECTOR POWERED OFF
		- OVI DETECTOR POWERED OFF

                - LYA mask:

        Fits Files:




	2) LyA detector turn on, LyA Stimulus Pulse Test conducted, ramped up HV
   
	Sequence: Manual, TakeLYA_TxN 120 2 

	SCI_SPEC: After switching off OVI detector, the LyA detector is turned on
		  a stimulus pulse test is completed, then HV ramped up


	OBS_PROG:


	SCI_OBJ:



	OBJ:

	CMP_NAME: 

	CMP_NUM:  

	Duration: start: 2010.06.22.13:48
		    end: 2010.06.22.13:52

	ONUMs = 26459 (2 exps)

	Instrument configuration:

		- Pointing:  Sun center

		- Spacecraft Roll:  180 Degrees

		- Roll:	90 Degrees (18762)

		- Mirror/Occulter:  5.0 Ro
				    0.8 mm exposed mirror


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

		- LYA GRTPOS: 67000
		- OVI GRTPOS: 232100

		- LyA MCP Voltage: 0

		- LyA mask:

	Fits Files:

q10.06.22.17:47:00.lya.dat



	3) LyA Detector Dark Rate Diagnostic
   
	Sequence: LYA_dark_chk 26460 18762

	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 OVI filter and then disengages it at end.

	OBS_PROG: Calibration


	SCI_OBJ:  Calibration



	OBJ:	Coronal Hole

	CMP_NAME: 

	CMP_NUM:  

	Duration: start: 2010.06.22.14:12
		    end: 2010.06.22.15:12

	ONUMs = 26460 (12 exps)

	Instrument configuration:

		- Pointing:  Sun center

		- Spacecraft Roll:  180 Degrees

		- Roll:	90 Degrees (18762)

		- Mirror/Occulter:  5.0 Ro
				    0.8 mm exposed mirror


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

		- LYA GRTPOS: 67000
		- OVI GRTPOS: 232100

		- LyA Filter Engaged

		- LyA MCP Voltage: 200

		- LyA mask: LYA_chk_1xfull in slot 6

	Fits Files:

q10.06.22.18:11:57.lya.dat



	4) LyA Detector Diagnostic
   
	Sequence: LYA_100_chk 26461 18762

	SCI_SPEC: Full detector spatial diagnostic for LyA detector. Instrument 
                  rolled to coronal hole at 1.75 Ro.

	OBS_PROG: Calibration


	SCI_OBJ:  Calibration



	OBJ:	Coronal Hole

	CMP_NAME: 

	CMP_NUM:  

	Duration: start: 2010.06.22.15:56
		    end: 2010.06.22.16:26

	ONUMs = 26461 (6 exps)

	Instrument configuration:

		- Pointing:  Sun center

		- Spacecraft Roll:  180 Degrees

		- Roll:	90 Degrees (18762)

		- Mirror/Occulter:  1.75 Ro
				    1.5 mm overocculting


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

		- LYA GRTPOS: 67000
		- OVI GRTPOS: 232100

		- LyA Filter Disengaged

		- LyA MCP Voltage: 200

		- LyA mask: LYA_chk_1xfull in slot 6

	Fits Files:

q10.06.22.19:54:50.lya.dat