ACA Load Review Checklist

Date: 2022-Oct-26

Version: 3.9

Author: E. Martin, S. Hurley, T. Aldcroft, J. Connelly, J. Gonzalez

The following software and data files are installed in the HEAD LAN environment.

Software Packages

  • starcheck
  • SAUSAGE

Load Input Files

  • Backstop:

    • Observing: ./CRddd.hhvv.backstop
    • Vehicle: ./vehicle/VRddd.hhvv.backstop

  • Guide Summary: ./mps/mgddd:hhvv.sum

  • OR: ./mps/or/MMMddyy_v.or

  • Maneuver: ./mps/mmddd:hhvv.sum

  • Dot: ./mps/mdddd:hhvv.dot

    • (starcheck confirms that the DOT has been modified by SAUSAGE)

  • Mech Check:

    • Observing: ./output/TEST_mechcheck.txt
    • Vehicle: ./vehicle/output/V_TEST_mechcheck.txt

  • Fidsel: ./History/FIDSEL.txt

  • Dither: ./History/DITHER.txt

  • Radmon: ./History/RADMON.txt

  • Maneuver Error: ./output/MMMddyyv_ManErr.txt

  • Processing Summ: ./mps/msddd:hhvv.sum

  • Timeline Report:

    • Observing: ./CRddd_hhvv.tlr
    • Vehicle: ./vehicle/VRddd_hhvv.tlr

  • Characteristics file (not required if dynamic aimpoint file present):

    • ./mps/ode/characteristics/L_*_CHARACTERIS_DDMMMYY

    or

    • ./mps/ode/characteristics/CHARACTERIS_DDMMMYY

  • Dynamic aimpoint offset file (required after 21-Aug-2016):

    • ./output/*_dynamical_offsets.txt

Starcheck's Data Files

  • ODB File: $SKA/data/starcheck/fid_CHARACTERIS_FEB07
  • Bad Agasc List: $SKA/data/starcheck/agasc.bad
  • Bad Pixel File: $SKA/data/starcheck/ACABadPixels
  • Acq Stats RDB: $SKA/data/starcheck/bad_acq_stars.rdb

Output Files

Observing

  • ./starcheck.html

  • ./starcheck.txt

  • ./starcheck/

    • stars_OBSID.png
    • MMMDDYY_v.or.html
    • CRddd:hhvv.backstop.html
    • CRddd_hhvv.tlr.html
    • mdddd:hhvv.dot.html
    • mgddd:hhvv.sum.html
    • mmddd:hhvv.sum.html

Vehicle

  • ./vehicle/diff.txt

  • ./vehicle/starcheck.html

  • ./vehicle/starcheck.txt

  • ./vehicle/starcheck/

    • stars_OBSID.png
    • MMMDDYY_v.or.html
    • VRddd:hhvv.backstop.html
    • VRddd_hhvv.tlr.html
    • mdddd:hhvv.dot.html
    • mgddd:hhvv.sum.html
    • mmddd:hhvv.sum.html

Instructions on how to use Software

Checks

ID Category V C Check Performed CARD Implications
ACA-000 Pointing X X Verify that the backstop pointing and OR pointing agree to within 1 arcsec n/a Reduced science quality
ACA-001 SIM TT Z-position   X Matching SIM Translation Table Z-positions in backstop and OR list n/a Fiducial lights not tracked
ACA-002 Dither X X Dither commanding in OR and backstop match n/a Reduced science quality
ACA-003 Dither X X Dither does not change state during an observation (after star acquisition) n/a Reduced science quality
ACA-004 Star catalog X X Star catalog exists unless observation is done in gyro hold n/a Possible Bright Star Hold
ACA-005 Star catalog X X #AS = maximum possible <= 8 n/a Possible Bright Star Hold
ACA-006 Star catalog X X #FL + #GS + #MW = maximum possible <= 8 n/a Reduced aspect quality
ACA-007 Star catalog X X Observation Request (OR) #FL #AS #GS #MW n/a

AS:

Possible Bright Star Hold

GS:

Reduced aspect quality
Requirements <=3 >=4 >=4 <=1
Standard configuration 3 4-8 5 0
Alternate configuration (monitor window) 3 4-8 4 1
Alternate configuration (6 guide stars) 2 4-8 6 0
ACA-008 Star catalog X X Engineering Request (ER) #FL #AS #GS #MW n/a

AS:

Possible Bright Star Hold

GS:

Reduced aspect quality
Requirements 0 >=5 >=6 <=2
Standard configuration 0 5-8 6-8 0
Alternate configuration (1 monitor window) 0 5-8 6-7 1
Alternate configuration (2 monitor windows) 0 5-8 6 2
ACA-009 Magnitude limit X X AS: 5.2 - 10.3 (or fainter, if needed to find stars) n/a Possible Bright Star Hold
ACA-010 Magnitude limit X X GS: 5.2 - 10.3 (or fainter, if needed to find stars) n/a Reduced aspect quality
ACA-011 Magnitude limit X X FL: 6.8 - 7.2 n/a Reduced aspect quality
ACA-015 Search box size X X
AS: Half-width (arcsec)
>= maneuver uncertainty
 n/a Possible Bright Star Hold
ACA-016 Search box size X X GS: Half-width (arcsec) = 25 n/a Reduced aspect quality
ACA-017 Search box size X X FL: Half-width (arcsec) = 25 n/a Reduced aspect quality
ACA-018 Search box size X X Search box has <= 200 arcsec half-width n/a Failure to track correct star
ACA-019 ACA field-of-view limits X X AS: Y,Z at least (half-width + dither) inside field-of-view limits n/a Possible Bright Star Hold
ACA-020 ACA field-of-view limits X X GS: Y,Z at least (half-width + dither) inside field-of-view limits n/a Reduced aspect quality
ACA-021 ACA field-of-view limits X X FL: Z at least half-width inside field-of-view limits n/a Reduced aspect quality
ACA-022 Spoiler stars X X AS: spoiled by another object brighter than mag(AS) + 0.2, that lies closer than maneuver uncertainty to the AS search box n/a Possible Bright Star Hold
ACA-023 Spoiler stars X X GS: spoiled by another object brighter than mag(GS) + 0.2, that lies closer than maneuver uncertainty to the GS search box n/a Reduced aspect quality
ACA-024 Spoiler stars   X FL: spoiled by another object brighter than mag(FL) + 4.0, that lies closer than (dither + 25) arcsec to the FL n/a Reduced aspect quality
ACA-025 Bad pixels X X No guide star is within (dither + 25) arcsec (Y or Z) of a known bad pixel n/a Reduced aspect quality
ACA-026 Common column X X Spoiler within 50 arcsec, spoiler is 4.5 mag brighter than star, and spoiler is located between star and readout n/a Reduced aspect quality
ACA-027 Readout sizes X X Acquisition star and guide star readout sizes are all 6x6 or 8x8 for ORs n/a

Reduced aspect quality

Ground processing difficulty
ACA-028 Readout sizes X X Acquisition star and guide star readout sizes are all 8x8 for ERs n/a No ACA Header 3 telemetry
ACA-029 Readout sizes X X Fiducial light readout sizes are all 8x8 n/a No ACA Header 3 telemetry
ACA-030 Readout sizes X X Monitor window readout sizes are all 8x8 n/a Reduced science quality
ACA-031 Bad AGASC IDs X X No selected acquisition star or guide star to be in the bad AGASC ID list n/a Failure to track star
ACA-032 AGASC requirements X X Stars have a measured AGASC magnitude and magnitude error n/a Failure to track star
ACA-033 Marginal stars X X Guide star has valid color information (B-V != 0.700) n/a Failure to track star
ACA-034 Fiducial lights   X Verify FLs turned on via FIDSEL statement match expected FLs in star catalog n/a Reduced aspect quality
ACA-035 Fiducial lights   X Commanded fiducial light position matches expected position n/a Failure to track
ACA-036 Monitor commanding X X Monitor window (if #MW = 1) is in image slot #7 n/a Ground processing difficulty
ACA-037 Monitor commanding X X Monitor window is within 2.5 arcsec of the OR specification n/a Reduced science quality
ACA-038 Monitor commanding X X Monitor window is not set to convert-to-track n/a Reduced aspect quality
ACA-039 Monitor commanding X X Designated Tracked Star (DTS) image slot must contain a guide star n/a Failure to track
ACA-040 Monitor commanding X X Dither is disabled and enabled with correct timing n/a Failure to track
ACA-041 Magnitude X X Slot MAXMAG (faint limit) - star MAG >= 0.3 n/a AS: Reduced acq probability of star GS: Increased risk of loss of track of star
ACA-042 AGASC requirements X X An AGASC star exists within ID_DIST_LIMIT (1.5as) of the center of each search box n/a Failure to track star
ACA-043 AGASC requirements X X The assigned AGASC stars exist and are at the correct YAG and ZAG n/a Failure to track star
ACA-045 Dark Current Commanding X X Check dark current calibration commanding if present n/a Incomplete calibration data
ACA-046 Magnitude X X Perigee catalogs have 3 or more GS magnitude 9.0 or brighter n/a Possible Bright Star Hold; NSM safing action
ACA-048 Pointing X X Confirm that PCAD attitudes match expected values based on target coordinates, target offsets, and ODB_SI_ALIGN values n/a Reduced science quality

Key

AS
acquisition star
GS
guide star
FL
fiducial light
#AS
number of acquisition stars
#GS
number of guide stars
#FL
number of fiducial lights
#MW
number of monitor windows