Frisby Ridge, Full profile pit

Dug full profile pit on SE Aspect @1950 meters treeline. Had a CTH(compression test) Down 64cm on surface hoar 1-3mm. Failed on November sun crust. Had a DTM(deep tap) Down 90cm failed on Oct melt freeze 1mm Facets. No avalanches observed, seen 20 % of frisby. Heavily tracked. 50cm foot pen in untouched snow. Tempature in sun, 0 degrees. In shade -8, Clear sky’s and sunny, valley fog.