Field Campaign Detail —
Field Campaign

Campaign objectives

• Capture 3D scan data from summit and upper terraces
• Validate sightlines to celestial and architectural targets
• Collect ground control points
• Assess surface conditions and material integrity
• Support digital-twin accuracy

Campaign dates

• Pre-field planning · Apr 28–May 25
• Field dates · May 26–Jun 2
• Data processing · Jun 3–Jun 12
• Analysis & reporting · Jun 13–Jul 10

Permits & approvals

• INAH research permit · Approved
• Yucatán site access permit · Approved
• Drone/UAS authorization · Approved
• Insurance & liability · Valid
• Ethics review · Approved

Personnel roster

• Dr. Wei Liu · Campaign Lead
• Sofía Delgado · Field Director
• Carlos Ramírez · Operations
• Miguel Hernández · 3D Modeling
• Leah Kim · Finance & Strategy

Equipment checklist

• Leica RTC360 Scanner · 2
• Leica Total Station · 1
• DJI Matrice 350 RTK · 1
• GNSS Rover · 3
• 360° Camera · 2

Safety plan

• Daily safety briefings
• Weather monitoring
• Hydration and heat protocol
• First aid and emergency kit
• Emergency evacuation plan

Daily schedule

• May 26 · Team arrival and orientation
• May 27 · GCP survey
• May 28 · El Castillo summit scan
• May 29 · Upper terraces scanning
• May 30 · Drone flights

Uploaded field data

• ElCastillo_Summit_Scan_0528.las · 2.4 GB
• UpperTerrace_North_Scan.las · 1.8 GB
• GCP_Network_Adjustment.csv · 2.4 KB
• Drone_Orthomosaic_0530.tif · 6.7 GB

Expected deliverables

• Processed 3D point clouds
• Visibility analysis report
• Digital twin update package
• Field campaign report

Methodological note

This campaign applies a multi-height visibility and geometry-quality sightline survey. Validation data supports digital-twin refinement and interpretive analysis.

Campaign health

• Planning 100%
• Field execution 95%
• Data quality 94%