Fitting the 6-parameter ice model to the flasher data

Fitting the 6-parameter ice model to the flasher data

Software

Get the software and processing scripts here.
Datasets were processed with fat-reader version 0.99.94.
MMC version 1.5.4 was used to simulate muon background.
A version of ppc for GPU is included in the above software archive.

Method

This text supersedes the description given here.
The updated SPICE² model that incorporates the dust logger data.
The updated SPICE²⁺ model that additionally fits time distributions.

All of the above is presented in a single page here.

Results -----> comparison wiki <--

p_y

aha

fit

1.4

1.5

1.6

1.7

1.8

1.9

2.0

2.1

2.2

2.3

flasher

BG muons

flasher 45^o

for comparison with corsika click here

std. candle

[1] [2]

Legend: red: original AHA; black: fitted for p_y=1.9, starting from AHA; 5 shades of green: fitted for p_y = 1.7, 1.8, 1.9, 2.0, and 2.1, all starting from bulk ice.

Get the new ice table here final! (as of 11/19/09). Please refer to this ice model (fitted to IceCube light sources as described in the above document) as SPICE (South Pole ICE).