Merit Tuple Variables
The complete list of merit tuple variables is here: http://glast-ground.slac.stanford.edu/workbook/pages/gleamOvrvw/pr_summaryNtuples.htm
Here are some plots for the most relevent ACD variables:
AcdTileCount, AcdRibbonCount: Number of Tiles and Ribbons in the Event
![AntiCoincidence Detector > ACD Variables > nTile.gif](/download/thumbnails/9882/nTile.gif?version=1&modificationDate=1141014083000&api=v2)
AcdNoTop, AcdNoSideRowX [0-3]: Number of tiles in the event (for the top of the ACD and by row)
![AntiCoincidence Detector > ACD Variables > nTileAll.gif](/download/thumbnails/9882/nTileAll.gif?version=1&modificationDate=1141014145000&api=v2)
AcdActiveDistance3D: Distance to the closest edge of tile. Positive is inside tile, negative is outside tile.
![AntiCoincidence Detector > ACD Variables > AcdDist.gif](/download/thumbnails/9882/AcdDist.gif?version=1&modificationDate=1141014215000&api=v2)
AcdActDist3DTop, AcdActDist3DSideRowX [0-3]. Best active distance for the top and various side rows of the ACD
AcdRibbonActDist. Best Active distance to an Acd Ribbon
![AntiCoincidence Detector > ACD Variables > AcdDist_rib.gif](/download/thumbnails/9882/AcdDist_rib.gif?version=1&modificationDate=1141014646000&api=v2)
AcdCornerGap: Distance to closest gap along side of ACD, signed to match the direction of the overlap at the corner
![AntiCoincidence Detector > ACD Variables > AcdCornerGap.gif](/download/thumbnails/9882/AcdCornerGap.gif?version=1&modificationDate=1141014940000&api=v2)
SVAC tuple variables
The complete list of svac tuple variables is here: ftp://ftp-glast.slac.stanford.edu/glast.u01/svac_workshop/Svac_ntuple_description/new/html/index.html
Here are some plots for the most relevent ACD variables:
AcdNumDigis: Total number of digis in the event (Tiles and Ribbons)
![AntiCoincidence Detector > ACD Variables > AcdNumDigis.gif](/download/thumbnails/9882/AcdNumDigis.gif?version=1&modificationDate=1141018195000&api=v2)
Acd10Ids[10]: Tiles ids of the first (by readout order) 10 digis in the event
![AntiCoincidence Detector > ACD Variables > Acd10Ids.gif](/download/thumbnails/9882/Acd10Ids.gif?version=1&modificationDate=1141018460000&api=v2)
AcdPha[604][2] and AcdMips[604][2]: Pulse Height in pha counts and calibrated to MIPs, by tileid, pmt
![AntiCoincidence Detector > ACD Variables > AcdMips.gif](/download/thumbnails/9882/AcdMips.gif?version=1&modificationDate=1141018598000&api=v2)
AcdNumTkrIntSec: Number of intersection between tracks and ACD
![AntiCoincidence Detector > ACD Variables > nAcdTkrInter.gif](/download/thumbnails/9882/nAcdTkrInter.gif?version=1&modificationDate=1141018732000&api=v2)
AcdTkrIntSecTkrIndex[20], AcdTkrIntSecTileId[20]: Track Index and Tile id for the first 20 intersections of tracks with the ACD
![AntiCoincidence Detector > ACD Variables > AcdTkrInterId.gif](/download/thumbnails/9882/AcdTkrInterId.gif?version=1&modificationDate=1141018914000&api=v2)
AcdTkrIntSecGlobalX[20] (also Y,Z): Position in global cooridinates when the track crosses the ACD
![AntiCoincidence Detector > ACD Variables > AcdTkrInterPos.gif](/download/thumbnails/9882/AcdTkrInterPos.gif?version=1&modificationDate=1141019047000&api=v2)
AcdTkrIntSecArcLengthToIntSec[20]: Distance from first (last) hit to the intersection with the ACD. Postivie for up, negative for down
![AntiCoincidence Detector > ACD Variables > AcdTkrISectArc.gif](/download/thumbnails/9882/AcdTkrISectArc.gif?version=1&modificationDate=1141019163000&api=v2)
AcdTkrIntSecPathLengthInTile[20]: Distance traveled inside active ACD volume.
![AntiCoincidence Detector > ACD Variables > AcdTkrISectPath.gif](/download/thumbnails/9882/AcdTkrISectPath.gif?version=1&modificationDate=1141019222000&api=v2)
AcdTkrIntSecTileHit[20]: Hit code for tile ( CN0B | CN0A | VetoB | VetoA | PHA_B | PHA_B )
![AntiCoincidence Detector > ACD Variables > AcdTkrISectHitCode.gif](/download/thumbnails/9882/AcdTkrISectHitCode.gif?version=1&modificationDate=1141019425000&api=v2)
AcdTkrIntSecLocalX[20] (also Y): Position of hit in local coordinates (to Tile Center)
![AntiCoincidence Detector > ACD Variables > AcdTkrISect_Local.gif](/download/thumbnails/9882/AcdTkrISect_Local.gif?version=1&modificationDate=1141019519000&api=v2)
AcdPocaNbrTrack1 (also 2): Number of hit tiles and ribbons within 20cm of track 1 (or 2)
![AntiCoincidence Detector > ACD Variables > AcdNumPoca.gif](/download/thumbnails/9882/AcdNumPoca.gif?version=1&modificationDate=1141027071000&api=v2)
AcdPocaTileID[2][6]: Ids of up to six hit tiles or ribbons that a track passed with 20cm of, sorted by distance
![AntiCoincidence Detector > ACD Variables > AcdPocaTileID.gif](/download/thumbnails/9882/AcdPocaTileID.gif?version=1&modificationDate=1141027426000&api=v2)
AcdPocaDoca[2][6]: Distance of Closest approach between track and up to 6 tiles / ribbons, sorted by distance
![AntiCoincidence Detector > ACD Variables > AcdPocaDoca.gif](/download/thumbnails/9882/AcdPocaDoca.gif?version=1&modificationDate=1141027097000&api=v2)
AcdPocaX[2][6] (also Y,Z): Point of closest approach (along track) to hit tile or ribbon, global cooridinates
![AntiCoincidence Detector > ACD Variables > AcdPoca.gif](/download/thumbnails/9882/AcdPoca.gif?version=1&modificationDate=1141027129000&api=v2)
AcdMaxActiveDistId : Acd id of tile with the best (largest) active distance
![AntiCoincidence Detector > ACD Variables > AcdMaxActiveDistId.gif](/download/thumbnails/9882/AcdMaxActiveDistId.gif?version=1&modificationDate=1141027400000&api=v2)