! Swift/XRT detailed lightcurve of trigger: 374598, name: GRB 091102
 ! Swift/XRT lightcurve of trigger: 374598, name: GRB 091102
 ! T0 for this burst is Swift MET=278865283.6 s, = 2009 Nov 02 at 14:34:38.359 UT
 ! Data covers 0.3-10 keV
 ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379
 ! There are 3 datasets per PC mode:
 ! source count-rate, background count-rate (scaled to the source area)
 ! And fractional exposure. 
 ! Columns are given with each dataset
READ TERR 1
READ SERR 2
! PC source count-rate
!TIME		Err (pos)	Err(neg)	Rate		Error
1030.664587	64.522705	-42.502884	0.389600	0.087643
1202.672300	76.722500	-107.485008	0.468360	0.096466
13043.400208	17838.008712	-6142.392925	0.006282	0.001718
NO NO NO NO NO
! PC upper limit
60372.391302	27529.163188	-24796.102699	0.003104	0.000000
NO NO NO NO NO NO
! PC background data
!TIME		Err (pos)	Err(neg)	Rate		Error
1030.664587	64.522705	-42.502884	0.001416	0.001416
1202.672300	76.722500	-107.485008	0.009215	0.003762
13043.400208	17838.008712	-6142.392925	0.000318	0.000055
60372.391302	27529.163188	-24796.102699	0.000088	0.000009
NO NO NO NO NO NO
!  PC fractional exposure data
!TIME		Err (pos)	Err(neg)	Fraction exposure	Null
1030.664587	64.522705	-42.502884	0.749578	0
1202.672300	76.722500	-107.485008	0.404167	0
13043.400208	17838.008712	-6142.392925	0.108820	0
60372.391302	27529.163188	-24796.102699	0.093814	0