TimeBasedTrkg::AIHits Bank Details
reconstructed hits using DC timing information
| Item Name | Type | Description |
|---|---|---|
id |
short |
id of the hit |
status |
short |
id of the hit |
sector |
byte |
DC sector |
superlayer |
byte |
DC superlayer (1...6) |
layer |
byte |
DC layer in superlayer (1...6) |
wire |
short |
wire id of DC |
TDC |
int |
raw time of the hit |
jitter |
byte |
time jitter (ns) |
doca |
float |
doca of the hit calculated from TDC (in cm) |
docaError |
float |
uncertainty on doca of the hit calculated from TDC (in cm) |
trkDoca |
float |
track doca of the hit (in cm) |
timeResidual |
float |
time residual of the hit (in cm) |
fitResidual |
float |
fit residual of the hit (in cm, from KF) |
dDoca |
float |
delta Doca correction (cm) |
DAFWeight |
float |
Weight by DAF; the 1st bit of status indicates that a hit is belong to single or double |
LR |
byte |
Left/Right ambiguity of the hit |
X |
float |
wire x-coordinate in tilted-sector |
Z |
float |
wire z-coordinate in tilted-sector |
B |
float |
B-field intensity at hit position in tilted-sector system |
Alpha |
float |
local angle (degr.) in tilted-sector system |
TProp |
float |
t propagation along the wire (ns) |
TFlight |
float |
time of flight correction (ns) |
T0 |
float |
T0 (ns) |
TStart |
float |
event start time used (ns) |
clusterID |
short |
ID of associated cluster |
trkID |
byte |
ID of associated track |
time |
float |
time used in tracking (ns) |
beta |
float |
beta used in tracking |
tBeta |
float |
beta-dependent time correction used in tracking |