---
title: "MiRO Horserace"
slug: "miro-horserace"
updated: 2026-10-27T23:12:37Z
published: 2026-10-27T23:12:37Z
canonical: "ims-handbook.cenosco.com/miro-horserace"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://ims-handbook.cenosco.com/llms.txt
> Use this file to discover all available pages before exploring further.

# MiRO Horserace

The Next Inspection Date (horserace) calculation is working in a similar way as in the standard IMS, except that:

- For Corrosion Circuits the horserace is between the M-IDAP NID and the Time-Based NID.  
![](https://cdn.document360.io/e492a0e0-a4ba-4aca-8fc6-76b95f91fdf3/Images/Documentation/Equipment%20NID%20(3).png?sv=2026-02-06&spr=https&st=2026-10-28T15%3A59%3A17Z&se=2026-10-28T16%3A59%3A17Z&sr=c&sp=r&sig=n1HjWtVlkSdZD1niPV3Q1ozSyedK6nKfbNlIb6gL86g%3D)The Equipment horserace.![](https://cdn.document360.io/e492a0e0-a4ba-4aca-8fc6-76b95f91fdf3/Images/Documentation/MiRO%20(51).png?sv=2026-02-06&spr=https&st=2026-10-28T15%3A59%3A17Z&se=2026-10-28T16%3A59%3A17Z&sr=c&sp=r&sig=n1HjWtVlkSdZD1niPV3Q1ozSyedK6nKfbNlIb6gL86g%3D)Circuit horserace is between M-IDAP NID and Time-Based NID.![](https://cdn.document360.io/e492a0e0-a4ba-4aca-8fc6-76b95f91fdf3/Images/Documentation/pic%201-H1SUOAK3.png?sv=2026-02-06&spr=https&st=2026-10-28T15%3A59%3A17Z&se=2026-10-28T16%3A59%3A17Z&sr=c&sp=r&sig=n1HjWtVlkSdZD1niPV3Q1ozSyedK6nKfbNlIb6gL86g%3D)Circuit Calculation Summary. In this example the M-IDAP NID wins the horserace.

Standard PEI InstructionsTo learn more about the Next Inspection Data calculation see [Next Inspection Date (NID) – Horserace](/v414/docs/next-inspection-date-nid-horserace).