SOI/MDI Operations


MDI Flight Operations Schedule (19 December 1995)


MDI As-Run Sequence for Flight				SDW - 19 Dec 1995

Updated to reflect as-run period 12/1 to 12/18.  All times are GMT.

12/01 00:34 (L-07:00)
	S/C powered up

12/02 08:08
	Launch

12/03 02:10 
	Thermal reconfiguration of payload module initiated

12/03 13:11-14:40
1.1     Power up MDI to SLEEP mode, power up heaters and establish set 
	points; 120 minutes

  dur   step			operation
   20	X_EXP_PREP_ON		Prepares SVM for MDI power on and turns 
				off substitution heaters
   15	M_PCONPRI		Power prime converters on spacecraft bus A
    5	M_DP_PATCH		Patch DEP executable code
    5	M_HTRON			Turn on control electronics for Optics 
				Package Heater (HOP) and Operational CCD 
				Heater (HOC)
    3	M_HOPSPT (64)		Turn OPH2 on (01000000)
    2				wait 2 minutes
    3	M_HOPSPT (196)		Turn OPH3 on (11000000)
    2				wait 2 minutes
    3	M_HOPSPT (255)		Turn OPH1 on at full power (11111111).
    2 				wait 2 minutes, goal is to attain
				30 +/-5 degC in optics package.
    3	M_CCDSPT (4)		Turn on Operational CCD Heater (HOC) at
				15 watts
   10 				wait 10 minutes
    3	M_CCDSPT (8)		Set Operational CCD Heater (HOC) at 
				zero watts and turn on Decontamination CCD 
				Heater (HCM) at maximum set point (15 watts).
   10 				wait 10 minutes
    3	M_CCDSPT (12)		Set Operational CCD Heater (HOC) to 15 watts 
				and leave CCD Decontamination heater on at
				15 watts, trying to reach 35 +/-5 degC

12/04 01:20-02:00
	MCC1 X burn 1 completed
	ESR at 02:04

12/04 17:00 MCC1 X burn 2 completed

12/05/95 10:00
	End of continuous DSN coverage and Launch & Early Operations Phase
	(LEOP).  Beginning of first LOS.

12/05/95 12:00 - 12/05/95 13:36
	SOHO SHORT CONTACT

12/05/95 15:40 - 12/06/95 07:06
	SOHO LONG CONTACT

12/05 16:30
1.2     Power up Prime Oven Heater and establish set point.

  dur   step			operation
    3	M_OVENON		Prime Oven Heater (HPO) on
    3	M_OVENSPT (2)		Set prime oven at nominal set point
    3	M_CCDSPT (13)		Adjust CCD heater set points to attain 
				35 degC


12/06/95 08:40 - 12/06/95 13:36
	SOHO SHORT CONTACT

12/06/95 15:44 - 12/07/95 07:40
	SOHO LONG CONTACT

12/07/95 08:40 - 12/07/95 13:36
	SOHO SHORT CONTACT

12/07/95 15:45 - 12/08/95 07:35
	SOHO LONG CONTACT

12/07 18:36-18:55
     Enable prime oven monitoring as part of OCD 48

  dur   step			operation
    3	M_OVENMON		Enable prime oven monitoring

12/08/95 08:40 - 12/08/95 13:36
	SOHO SHORT CONTACT

12/08/95 15:44 - 12/09/95 07:25
	SOHO LONG CONTACT

12/09/95 08:40 - 12/09/95 13:36
	SOHO SHORT CONTACT

12/09/95 15:43 - 12/10/95 07:25
	SOHO LONG CONTACT

12/10/95 08:26 - 12/10/95 13:37
	SOHO SHORT CONTACT

12/10/95 17:00 - 12/11/95 07:06
	SOHO LONG CONTACT

12/10/95 19:58 - 20:09
	VC2 Telemetry Test, observed fill pattern

12/10 21:22 - 12/11 04:03
2.1     Power up MDI from SLEEP to SAFE mode and perform initial
	checkout using VC2 telemetry and running entire sequence under
	OCD 74.

  dur   step			operation
	Power on subsytems
    5	K_IDTOMM		Idle to VC2, verify status
	VC2 Telemetry, 21:19 - 22:32
   15	M_IPON			Image Processor on, verify VC2 in fill
    5	M_CMON			CCD Camera on, verify VC2 in fill after 
				IP reset
    5	K_MMTOIDLE		VC2 to idle transition
    5	M_MCHSON		Internal mechanisms on
    5	M_LTON			Limb Tracker on
    5	M_SQ_PATCH		Patch DEP sequence code
    5	M_DEPCHK		Checkout DEP 

Pause for station handover, 22:33 to 23:25 GMT

	OCD 75			Re-enable IP macro queue
   15  	M_MCHSCHK		Checkout internal mechanisms
   15	M_LTCHK			Checkout limb tracker
    5	M_OBSMODE		Observing mode mechanism configuration (AIR)
    5	K_IDTOMM		Idle to VC2, verify FILL
	VC2 Telemetry, 23:55 - 04:08
   10	M_TAP (4000)		Take a picture set, 4 256x256 images, 
				4000 tick exposure time - FAILED

Pause to assess M_TAP problem with 4x4 bin, 12/11 01:05 - 01:33

	OCD 77			Patch IP Macro images (HLRP) to use
				4x4 bin list from page 14
	OCD 75			Re-enable IP macro queue
	OCD 78			Reset IP, re-run OCD 77 and OCD 75
				and then take a 256 extract image

				FIRST SUCCESSFUL IMAGES, 2:31 - 2:36

	M_TAP (4000)		Take a picture set, 4 256x256 images, 
				4000 tick exposure time - FAILED
	OCD 79			Dump macro queue, IP registers, reset IP
   15	M_PICT (4000)		Take a picture set, 7 unique 1024x1024 
				images with 4000 tick exposure time
				SUCCESS, 03:39 - 03:58
    5	K_MMTOIDLE		VC2 to idle transition

	Adjust heater set points
    3	M_CCDSPT (12)		Adjust CCD heater set points as required
				to maintain 35 +/-1 degC

12/11/95 08:40 - 12/11/95 15:20	
	SOHO SHORT CONTACT

12/11/95 18:40 - 12/12/95 07:06
	SOHO LONG CONTACT

12/11 23:05 - 23:54
2.1     Complete abbreviated TSTOL checkout of IP

  dur   step			operation
    5	K_IDTOMM		Idle to VC2, verify FILL
	VC2 Telemetry, 23:07 - 05:52
	OCD 87			Dump 4x4 bin list from IP memory (twice)
   20	M_IPCHK			Checkout IP, loads and dumps tables, 
				checks IP memory.  Skipped M_IP5KLD,
				M_IP5KTST, M_IPTSTLD, M_IPTEST.

12/11 00:50 - 12/13 02:36
2.2	Image Processor functional verification, NRT, TLM VC2 sub 2
	doipchk.src
           doiptst.src
                veriptbl.src
                ip_test.src
           doalign.src
                align.src
           doaw.src
                ld_awbin.src
                aw.src
           docopycb.src
                copycb.src
           dofftst.src
                mk_ff.src
           doirbin.src
                ld_irbin.src
	Paused for CEPAC activity

12/12 03:41 - 03:58
	Continued doipchk
                irbin.src
                irpat.src
12/12 04:19 - 05:00
	Continued doipchk
           dorblr.src
                ld_lrbin.src
                rblr.src
           dotwavg.src
                twavg.src
           dosclsum.src
                sclsum.src
	   ip5kld.src
12/12 05:46 - 05:48
	Continued doipchk, partially successful
	   ip5ktst.src
12/12 05:59
    5	K_MMTOIDLE		VC2 to idle transition

12/12/95 08:40 - 12/12/95 13:36	
	SOHO SHORT CONTACT

12/12/95 15:37 - 12/13/95 03:39
	SOHO LONG CONTACT

12/12 23:41 - 23:50
2.2	Complete IP functional test, NRT
  dur   step			operation
    5	   ip5ktst.src

12/13/95 05:30 - 12/13/95 07:06	
	SOHO SHORT CONTACT

12/13/95 08:40 - 12/13/95 13:36	
	SOHO SHORT CONTACT

12/13/95 15:37 - 12/14/95 07:06
	SOHO LONG CONTACT

12/14/95 08:40 - 13:36
	SOHO SHORT CONTACT

12/14/95 15:35 - 12/15/95 07:06
	SOHO LONG CONTACT

12/14/95 15:55 - 16:10
2.3	Attempt uplink of LOI tables as delayed command loads.  Attempt
	fails after approximately 350 commands (last successful at 2000 4350).
	   loi_7001_v001.src

12/15/95 06:09 - 06:16
2.3	Attempt uplink of LOI tables as delayed command loads.  Attempt
	fails after approximately 350 commands (last successful at 2000 44d0).
	   loi_7001_v001.src

12/15/95 08:22 - 12/15/95 10:17	
	SOHO SHORT CONTACT

12/15/95 09:15 - 09:47
2.3	Uplink LOI tables as delayed command loads
	   MDI00006_001, loi_7001_v001.src
	   MDI00007_001, loi_7003_v001.src

12/15/95 11:56 - 12/15/95 15:14	
	SOHO SHORT CONTACT

12/15 13:00 - 15:00
2.3	Initiate DEP and IP loads, NRT
	DEP patches, 13:00 - 13:11, DEP now at 10.0D
	IP Patch, 13:12 - 13:14
	IP HLRP and DMPMEM Macro Loads, 13:30 - 13:33
	IP table loads, 13:33 - 13:36
	Test of 4x4 binning in IP, 13:36 - 13:38
	Prime structure sequence and IP queue load using 
	ldstr_noloi_v06.src
	Campaign sequence and IP queue load using ld_cam_ip_v07.src
	started at 14:48, suspended at 15:00

12/15/95 18:52 - 12/15/95 20:15	
	SOHO SHORT CONTACT

12/15/95 21:00 - 12/16/95 07:06
	SOHO LONG CONTACT

12/16/95 15:31 - 12/17/95 07:36
	SOHO LONG CONTACT

12/16 02:38 - 06:24 
2.3	Resume campaign loads using ld_cam_ip_v07.src
	Campaign loads, 02:40 - 4:02 
	VC2 Telemetry, 03:22 - 06:34
	DEP/IP Memory dumps, 4:21-4:30
	Queue Dump, 4:40
	Take a picture command with 4x4 binning worked correctly, 04:49 
	Load IP Registers, 4:56 - 05:00
	Start structure program sequence with runstr_v03.src
	Reset IP, load registers, 05:47 - 05:57
	Recover list page memory, 06:12 - 06:26

12/16 17:49
1.3.2   Thermal adjustments, TSTOL
	Set HOP heater to maintain temperature of 20 +0/-5 degC.
	To be performed at least 6 (TBR) days after transition to
	safe mode.  The set point is anticpated to be 128 for the HOP.

  dur   step			operation
    3	M_HOPSPT (128)		Adjust OP heater set point as required

12/17 02:44 - 06:40, shared NRT
2.3.3	To correct any errors or omissions in block 2.3 activities
	Recover EDAC memories, 02:44 - 02:53
	Reload HLRP and DMPMEM macros, 02:55 - 03:12
	VC2 Telemetry, 03:22 - 06:34
	Sequence start by q_runstr_v03.src
	Sequence start, Structure program, 06:24 - 06:39
	Terminated sequenc with q_reset_v03.src

12/17/95 08:40 - 12/17/95 14:01	
	SOHO SHORT CONTACT

12/17/95 15:28 - 12/18/95 06:23
	SOHO LONG CONTACT

12/17 20:26 - 20:42
2.3.4	To correct any errors or omissions in block 2.3 activities

	VC2 Telemetry, 19:46 - 20:22
	VC3 Telemetry, 20:22 - 
	Reset DEP / IP, 20:26 - 20:32
	Sequence Start, 20:33 - 02:42

12/17 23:37
1.4.1   Thermal adjustments; NRT
	Set CCD heater to maintain temperature of 0 +/-5 degC.
	To be performed at least one day prior to first light.
	Set point selected is 8.  This leaves the decontamination
	heater on but turns off the operational CCD heaters.

	MBHCMSPT 0, 23:37

12/17 23:42
	Set DEP ESR flag (no Door Open) per OCD, 23:42

12/18 02:37 - 05:28
	Dump DEP table, 02:37
	Enabled Campaign mode (Magnetogram), 02:48
	Disabled Campaign Mode, 03:18
	K_MMTOMH, Switched to VC2 from VC3, 04:40
	Set Campaign Address to 44 (mbsqreg 67 44), 04:55
	Stop Sequence, 05:28

12/18/95 18:50 - 12/19/95 06:21
	SOHO LONG CONTACT

12/19 02:28 - 05:21
	Load IP registers, 02:28
	VC2 Telemetry, 02:55 - >05:35?
	Sequence start 03:11 - 03:45
	Sequence Testing 03:50 - 05:00
	Sequence start 05:13 - 05:21

12/19/95 15:24 - 12/20/95 06:19
	SOHO LONG CONTACT

12/19 17:33 - 18:21
2.5     Open front door and acquire first sunlight images, TSTOL, VC2

  dur   step			operation
    5	K_IDTOMM		Idle to VC2
	VC2 Telemetry, 17:33 - 18:21
   10	M_FDOPEN1		Open front door, MDI to STANDBY mode, 17:37
   15	M_PICT (600)		Take a picture set, 7 unique 1024x1024 
				images with 600 tick (150 msec) exposure time
	M_PICT (2400)		Single 1x image, totally saturated
    5	M_FDOFF			Door power off, 18:20


This page last reviewed and revised 19 December 1995 - SDW

Please address comments and questions to Scott Williams.


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