Participants: Matt Tuftedal

Sampling Head: ND-1-046 Start Date: 05/30/2019 Start Time: 1:16 PM Start Mag: 39 Start Counter: 14269.87

End Date: 06/06/2019 End Time: 11:22 AM End Mag: 32 End Counter: 14603.98

Comments: Filter was very dirty from the Canadian wild fires, construction around campus and a large amount of dust being kicked up from a strong outflow boundary.