Table 1: Best-fit spectral parameters for knot C of 3C 15.
Model Photon Index1^a Photon Index2^b Break E (keV)^c 0.5-5 keV flux^d red. $\chi^2$ (d.o.f.)

PL $\rm 1.71^{+0.44}_{-0.36}$ ... ... ( $\rm 8.38^{+1.83}_{-1.85}$ ) $\times$ 10^-15 3.1 (2)

Broken PL 3.0 (fixed) 1.5 (fixed) $0.90 \pm 0.18$ ( $\rm 8.73_{-2.02}^{+1.85}$ ) $\times$ 10^-15 0.98 (2)

^a The best-fit power-law photon index assuming a Galactic $N_{\rm H}$ of 3.03 $\times$ 10²⁰ cm^-2.

^b The best-fit power-law photon index above the break for a broken power-law model.

^c The best-fit break energy for a broken power-law model.

^d In units of erg cm^-2 s^-1 (absorption corrected).

**Table 1:** Best-fit spectral parameters for knot C of 3C 15.
Model	Photon Index1^a	Photon Index2^b	Break E (keV)^c	0.5-5 keV flux^d	red. $\chi^2$ (d.o.f.)
PL	$\rm 1.71^{+0.44}_{-0.36}$	...	...	( $\rm 8.38^{+1.83}_{-1.85}$ ) $\times$ 10^-15	3.1 (2)
Broken PL	3.0 (fixed)	1.5 (fixed)	$0.90 \pm 0.18$	( $\rm 8.73_{-2.02}^{+1.85}$ ) $\times$ 10^-15	0.98 (2)

Source LaTeX | All tables | In the text

^a The best-fit power-law photon index assuming a Galactic $N_{\rm H}$ of 3.03 $\times$ 10²⁰ cm^-2.
^b The best-fit power-law photon index above the break for a broken power-law model.
^c The best-fit break energy for a broken power-law model.
^d In units of erg cm^-2 s^-1 (absorption corrected).