Convert DMS coordinates from Excel to Decimal Degrees and visualize them instantly on an interactive map with satellite and hybrid layers.
GeoJamal introduces a smart and easy-to-use tool that allows users to convert geographic coordinates from DMS (Degrees, Minutes, Seconds) format to Decimal Degrees (DD) directly from Excel or CSV files. What makes this tool stand out is its ability to automatically detect coordinate columns, handle a wide variety of DMS formatting styles, and instantly plot the converted points on a fully interactive web map.
Convert DMS to Decimal Degrees from Excel and Export
🗺️ Map Preview
📊 Converted Coordinates Table
Main Features:
- 📂 Upload coordinates directly from .xlsx or .csv files.
- 🧠 Auto-detects columns with latitude and longitude values – even if named differently (like X/Y).
- 🔁 Robust DMS to DD conversion that handles various symbols (° ′ ″ " ') and inconsistencies.
- 📊 Preview results in a scrollable, Excel-style table with frozen headers and first column.
- ⬇️ Export converted results into multiple formats: Excel, CSV, TXT, KML, GPX, GeoJSON.
- 🗺️ Instantly plot converted points on a Leaflet map with switchable layers:
- OpenStreetMap
- Google Satellite
- Google Hybrid (satellite + labels)
How It Works:
- Click Upload File to load your coordinate data from Excel or CSV.
- The tool will automatically convert any valid DMS-formatted coordinates to DD.
- Results are displayed in a clean table and plotted instantly on the map.
- You can export the results or switch between map layers as needed.
Use Cases:
Whether you're a geographer, GIS analyst, surveyor, student, or field researcher, this tool is ideal for:
- Cleaning and converting coordinate data for GPS and mapping applications
- Previewing spatial datasets on-the-fly
- Integrating georeferenced Excel data into GIS workflows
Developed and maintained by GeoJamal to simplify geospatial tasks for everyone.
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