3D Interactive Model
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Database Information Shipwreck Howard
Basic Information
Name(s) Admiral D. D. Porter aka Howard
Registry US
Official Number 980
Vessel Type Tug
Year Built 1864
Year Sank 1921
Hull Material Wood
Engines Steeple Compound Steam
Dimensions
Length 118 ft
Width 21.5 ft
Depth 8 ft
Vessel History
Complete Historic Information Link – https://greatlakeships.org/2895144/data ; https://www.shotlinediving.com/docs/lake_ontario/canadian-side-lake-superior/howard/
Wreck Site Information
Lake Superior
State or Province Ontario
Depth 50-110 ft
GPS Coordinates 48° 04.858′ N 089° 21.765′ W
Site Description The wreck sits mostly on a ledge and steep drop-off on a rocky bottom. The main part of the shipwreck is the bottom stern of the hull with the steeple compound engine, machinery, propeller and shaft intact. The rudder and boiler are disarticulated from the hull and a piece of the side of the ship sits on the slope into deeper water. There are unverified rumors of more wreckage at 150 ft.
Model Information
Photographer
Photographer(s) Ken Merryman
Year Captured July 2024
Time it took to capture 25 min
Modeler Information
Modeler Ken Merryman
Date Completed 11-2024
Hours of input to complete 6 hrs
Technical Information
Photography
Camera – Canon 5d Mark IV in a Nauticam Housing with an 8” Dome Port
Lens – Canon EF Zoom 8-15mm set at 15 mm
Multi-Camera Rig – No
Camera Propulsion – DPV
Video or Stills – Stills
Number of images Submitted – 1,370
Image resolution (pixels) 6720 x4480
Lighting – Artificial & Natural
Number of lights – 4
Light Output Lumens 4×10,000
Model Information
Software Used Agisoft Metashape Professional Version 1.8.0 Build 13794
Data Format .jpg converted from RAW
Number of Source Images used – 1,370
Are these images original or adjusted; Adjusted
If Scale Bars, calibration length –
Portion of the site covered: Complete
Publishing Restrictions
Licensing Usage Restrictions CC BY-ND
Attributed to: 3DShipwrecks.org
Resource Data in Database
Model Yes
Source Images Yes
Source CC .jpg
Number of Still Images 1,370
Video Clip None
Processing Report Yes
Camera Calibration .xml Yes