Glossary

real-time visibility

Real-time visibility is continuous access to current operational data, updated as events occur, in a single, usable view.

Performance Visibility (OEE, NPT, Shift Variance)

Real-time visibility is the continuous access to current operational data as it is generated, presented in a form that can be monitored or analyzed without delay. In manufacturing and production environments, it means that machine status, work-in-progress, material movements, quality checks, and downtime events are captured, updated, and displayed as they occur, rather than in batches or after a shift.

Operationally, real-time visibility typically involves:

Automatic data collection from equipment, systems, and manual inputs
Instant updating of dashboards, reports, and alerts when a status changes
A single, consolidated view of current conditions across lines, cells, or sites
Standard rules for how events (such as deviations, delays, or failures) are detected and surfaced

In the context of a Manufacturing Execution System (MES), real-time visibility is achieved when the MES continuously aggregates and displays live production data so that supervisors, operators, and support teams see the same up-to-date information at the same time.

In aerospace HMLV environments, classic units-per-hour metrics are often misleading. Throughput can be measured using order- and routing-level perspectives: tracking completed work orders, routing steps, constraint step load, and queue times. Reliable measurement depends on stable routings, data capture discipline, and integration across MES/ERP/PLM in brownfield stacks.

What does 85% OEE mean?

An OEE of 85% means that, after accounting for losses in availability, performance, and quality, the asset is producing 85% of the theoretical good output it could deliver in the same scheduled time. It is not a certification or guarantee and can be misleading if data sources, definitions, or loss accounting are inconsistent across lines, shifts, or sites.

What does 100% OEE mean?

100% OEE is a theoretical benchmark where equipment runs only good product, at maximum designed speed, with no unplanned stops or slowdowns. In real regulated, brownfield environments it is essentially unattainable. It can be useful as a reference point, but treating 100% OEE as a realistic target can drive bad behavior and data distortion.

How does MES improve decision-making speed?

MES can speed up operational decisions by providing more timely, standardized production and quality data, coupled with structured alerts and workflows. In practice, gains depend heavily on integration quality, configuration of thresholds and dashboards, change control, and whether frontline teams actually use MES data instead of informal side channels.

Related Glossary

KPI documentation

KPI documentation is the controlled set of records that define, explain, and govern how key performance indicators are calculated, used, and maintained.

data latency

Data latency is the delay between when an event occurs in operations and when accurate data about it becomes available to users or systems.