3D Interactive Model
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Database Information Shipwreck Sadie Thompson
Basic Information
Name(s) Sadie Thompson
Registry US
Official Number
Vessel Type Derrick Barge
Year Built 1890’s
Year Sank 1950’s
Hull Material Wood
Engines None
Dimensions
Length ft
Width ft
Depth ft
Vessel History
Complete Historic Information Link – https://www.michiganpreserves.org/whitefish-point-underwater-preserve/
Wreck Site Information
Lake Superior
State or Province Michigan
Depth 115 ft
GPS Coordinates 46o 42.537′ N 84o 59.878′ W
Site Description The barge lies overturned being held up at an angle by its boiler and machinery. The hull is perfectly intact and the derrick although disarticulated is extant on site along with the boiler and several winches and the spud lifting engines. A diver can easily swim under the barge to view the machinery.
Model Information
Photographer
Photographer(s) Brian Bosveld and Andrew Goodman
Year Captured August 2024
Time it took to capture 70 min
Modeler Information
Modeler Ken Merryman
Date Completed 2-2025
Hours of input to complete 10 hrs
Technical Information
Photography
Camera – Canon 5d Mark IV in a Nauticam Housing with an 8” Dome Port, Sony ILCE-1 in a Nauticam Housing
Lens – Canon EF Zoom 8-15mm set at 15 mm on both
Multi-Camera Rig – No
Camera Propulsion – DPV and swimming
Video or Stills – Stills
Number of images Submitted – 3,700
Image resolution (pixels) 6720 x4480, 8640 x 5760
Lighting – Artificial & Natural
Number of lights – 4 each
Light Output Lumens 4×10,000
Model Information
Software Used Agisoft Metashape Professional Version 2.1.3 build 18946
Data Format .jpg converted from RAW
Number of Source Images used – 3,677
Are these images original or adjusted; Adjusted
If Scale Bars, calibration length – 3.0 ft
Portion of the site covered: Complete
Publishing Restrictions
Licensing Usage Restrictions CC BY-ND
Attributed to: Brian Bosveld, Andrew Goodman and 3DShipwrecks.org
Resource Data in Database
Model Yes
Source Images Yes
Source CC .jpg
Number of Still Images 3,700
Video Clip None
Processing Report Yes
Camera Calibration .xml Yes