FCS DB

Offline Database, Geometry for FCS

• fcsDetectorPosition.idl (1 row) : Detector Position for each [det=0~3]
  
  struct fcsDetectorPosition {
  float xoff[4]; /* x offset [cm] from beam to front of near beam corner */
  float yoff[4]; /* y offset [cm] from beam to detector center */
  float zoff[4]; /* z offset [cm] from IR to front of near beam corner */
  };

Offline Database, Calibration for FCS

• fcsEcalGain.idl (1 row) : Ecal Gain [GeV/ch]
  
  struct fcsEcalGain {
  float gain[1496]; /* gain 2*748 */
  };
• fcsEcalGainCorr.idl (1 row) : Ecal Gain Correction[unitless]
  
  struct fcsEcalGainCorr {
  float gaincorr[1496]; /* gain correction 2*748 */
  };
• fcsHcalGain.idl (1 row) : Hcal Gain [GeV/ch]
  
  struct fcsHcalGain {
  float gain[520]; /* gain 2*260 */
  };
• fcsHcalGainCorr.idl (1 row) : Hcal Gain Correction [unitless]
  
  struct fcsHcalGainCorr {
  float gaincorr[520]; /* gain correction 2*260 */
  };
• fcsPresGain.idl (1 row) : Pres Gain [MIP/ch]
  
  struct fcsPresGain {
  float gain[384]; /* gain 2*192 */
  };
• fcsPresValley.idl (1 row) : Pres Valley Position [MIP]
  
  struct fcsPresValley {
  float valley[384]; /* valley 2*192 */
  };
• fcsEcalGainOnline.idl (1 row) : Ecal Gain Online[unitless]
  
  struct fcsEcalGainOnline {
  float gainOnline[1496]; /* online gain 2*748 */
  };
• fcsHcalGainOnline.idl (1 row) : Hcal Gain Online [unitless]
  
  struct fcsHcalGainOnline {
  float gainOnline[520]; /* online gain 2*260 */
  };
• fcsPresThreshold.idl (1 row) : Pres Threshold Position [MIP]
  
  struct fcsPresThreshold {
  float threshold[384]; /* online threshold 2*192 */
  };