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Fig. 3
Co-added JHKS-band image of the PSR B0540−69 PWN with the contours of the 1995 HST/WFPC2 F555W image (Mignani et al. 2010) overlaid. Note that the emission knot at ~2
SW of the pulsar, visible in the HST/WFPC2 contours (epoch 1995.87), is not detected in our more recent (epoch 2010.94) NACO images.
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