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A one-sided knot ejection at the core of the HH 111 outflow

Loinard, L.; Rodríguez, L. F.; Gómez, L.

We present an astrometry study of the radio source VLA 1 at the core of the HH 111 outflow using new data (2007) as well as archival observations (1992-1996). All data were taken at 3.6 cm with the Very Large Array in its most extended (A) configuration. The source VLA 1 has undergone a dramatic morphological change, showing a one-sided knot eject…