ID: IMB-009
Date: January 9, 2016
Time: 19:30z
Position: 77.4278 N 69.1344 W

Top sensor (1): 59cm above snow

air/snow interface sensor: no. 30
snow/ice interface sensor: no. 30 (no snow!)

snow thickness = 0cm
ice thickness = 78 cm

There was a freeboard of 9 cm - I filled that with fresh water after water in hole was frozen.