3D Interactive Model

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Database Information Schooner Alva Bradley

Basic Information

Name(s)  Alva Bradley
Registry  US
Official Number  1910
Vessel Type Schooner
Year Built 1870
Year Sank
  1894
Hull Material Wood
Masts None on site
Engines None

Dimensions

Length 190 ft
Width  32 ft
Depth 13 ft

Vessel History

Complete Historic Information Linkhttps://greatlakeships.org/2898998/data?n=2http://www.michiganpreserves.org/manitou.htm

Wreck Site Information

Lake Michigan
State or Province Michigan
Depth
30 ft
GPS Coordinates 45° 02.356′  N 085° 59.116′ W
Site Description The wreck lies on the sandy shoal south of North Manitou Island. It has been flattened by Mother Nature but the major sections are still extant on site. The rigging and more wreckage reported to be 200 yards northeast of the wreck site is not incorporated in the model.

Model Information

Photographer

Photographer(s) Ken Merryman
Year Captured August 2021
Time it took to capture 40 min

Modeler Information

Modeler Ken Merryman
Date Completed 9-2021
Hours of input to complete 3 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
Sensor – 36.0 x24.0mm Cmos 30.4 megapixel
Multi-Camera Rig – No
Camera Propulsion – DPV
 Video or Stills – Stills
Number of images Submitted – 1,656
Image resolution (pixels) 6720 x4480
Lighting – Artificial & Natural
Number of lights – 4
If known Kelvin Temperature CRI 90
Light Output Lumens 2×10000, 2×5000

Model Information

Software Used Agisoft Standard Edition Version 1.7.1 Build 11797
Data Format .jpg converted from RAW
Number of Source Images used – 1,656
Are these images original or adjusted; Adjusted
Portion of the site covered: Complete except portion of site 200 yds northeast of main wreckage

Publishing Restrictions

Ownership/Payment Restrictions None
Usage Restrictions None

Resource Data in Database

Model  Yes
Source Images  Yes
Source CC .jpg
Number of Still Images 1,656
Video Clip None
Processing Report Yes
Camera Calibration .xml Yes