Blog
Guides on coordinate lookup and turnip calculator, site updates, and coordinate-system stories
WGS84 vs KATEC Coordinate Conversion Guide — Korean Plane Coordinate Systems
Convert KATEC, TM, UTM-K — Korean plane coordinate systems used in cadastral surveys, real estate, and Kakao Maps — to WGS84 (GPS) latitude/longitude. Bessel 1841/GRS80 ellipsoid, EPSG codes, proj4 code, real coordinate examples.
Kakao Map vs Google Maps Coordinates — Why the Same Location Shows Different Lat/Lng
Why the same building shows slightly different coordinates on Kakao Map vs Google Maps — WGS84 standard, internal coordinate handling, real examples, and what to watch for.
Horizontal Coordinate System Explained — Altitude, Azimuth, and How They Differ from Equatorial Coords
The observer-based sky coordinate system (altitude + azimuth), how it differs from equatorial coordinates, conversion formulas, and practical uses — sunrise photography, telescope setup, satellite tracking, solar panels.
Latitude & Longitude Explained — WGS84, DMS Notation, and Precision
What latitude and longitude really are, the difference between DMS and decimal degrees, accuracy by decimal places, and the WGS84 coordinate system that powers GPS.
ACNH 4 Turnip Price Patterns Guide — Stalk Market Prediction (2026 Switch 2 Ready)
Mechanics of ACNH turnip patterns (Large Spike, Small Spike, Fluctuating, Decreasing) + time-slot price shifts + tips for catching the peak using the calculator. Works on Switch 2 / Ver.3.0.