/ Reference Index

Understanding Chart Notation and Terms

This portal provides a comprehensive glossary and structural breakdown of historical chart terminology, ensuring clarity on numerical notation rules and panel structures for analytical reference.

Methodology

Panel Structures and Standards

Historical record sheets follow specific panel structures. Each panel is a distinct numerical representation, derived from established notation standards. Understanding these structures is key to interpreting archival data accurately.

Our documentation details the methodological breakdowns of how these historical draw sheets are structured, from opening figures to closing figures, ensuring consistent analytical interpretation.

Glossary Guide

Key Numerical Terminology

Single Digit

Open & Close

The primary single digit figures that mark the beginning and end of a numerical sequence, crucial for tracking individual numerical records.

Paired Figures

Jodi & Sangam

Definitions for paired numerical combinations such as Jodi (two-digit pair) and Sangam (three-digit combination), which denote specific record types.

Panel Notation

Patti & Half-Sangam

Detailed explanations of Patti (full panel) and Half-Sangam (partial panel) notation styles, critical for understanding complex chart layouts and archival entries.

Access Comprehensive Documentation

Our complete FAQ and reference library offers in-depth insights into data sources, compliance, and analytical usage. Dive deeper into the verified historical records.