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Table 1

Fit parameters and goodness of fit describing the power-law function for the measured VHE γ-ray spectra.

Instrument Flux state MJD F0[10-7 ph m-2 s-1 TeV-1] Γ χ2/ndf

Whipple very high 54 952.3554 952.41 16.1 ± 0.4 2.10 ± 0.05 13.5/8
Whipple high 54 952.4154 955 5.6 ± 0.4 2.31 ± 0.11 3.1/8
VERITAS high 54 952.4154 955 4.17 ± 0.24 2.26 ± 0.06 6.3/5

MAGIC high 54 973 3.1 ± 0.2 2.28 ± 0.06 1.9/6

Whipple low 54 93654 951 1.16 ± 0.09 2.61 ± 0.11 3.4/8
VERITAS low 54 90755 004 0.88 ± 0.06 2.48 ± 0.07 3.8/5
MAGIC low 54 91355 038 0.93 ± 0.04 2.40 ± 0.05 8.4/6

Notes. For low-state spectra, the stated flaring time intervals have been excluded from the data. Spectral fits for the Whipple 10 m and VERITAS are listed as presented in Pichel & Paneque (2011).

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