Visibility I / V
On January 24, 2022 at 21:00 Finnish time, JWST parked the L2 points slowly. The motion of the JWST is shown in the animation below (24x60s = 24 minutes) and in the center of the stacked image (15x60s). During the 15-minute exposures, the JWST moved for 20 arcseconds. Even a few clouds and snowflakes went over the field of view during the exposures, dimming the image. It is already dim, the brightness of the JWST measured from the image is mag 17.34.