CelesteOS Yacht PMS
(01)

From the bridge

Operational thinking for vessel management.

30 March 2026 · 8 min read

When the Chief Engineer Leaves: The Knowledge Crisis on Superyachts

Every crew rotation is a controlled loss of operational knowledge. The question is how much disappears — and whether anyone notices before it costs money.

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31 March 2026 · 9 min read

What a Proper Engineering Handover Looks Like (and Why Most Yachts Don't Have One)

The engineering handover is the single most important knowledge transfer event on a superyacht. It is also the one with the least standardisation, the shortest time allocation, and the highest cost when it fails.

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31 March 2026 · 8 min read

Why Your Warranty Claim Was Denied (and What Documentation Would Have Saved It)

Most denials are not caused by defective equipment or bad engineering. They are caused by documentation that does not meet the standard the manufacturer requires.

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31 March 2026 · 9 min read

Why Superyacht Maintenance Systems Create the Problems They Claim to Solve

The captain has a maintenance spreadsheet. The chief engineer has an engine hours log. The first officer tracks certificates in a folder. None of these systems know the others exist.

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31 March 2026 · 7 min read

Three Repairs, Three Engineers, One Pattern Nobody Saw

The port fuel isolation valve is repaired three times in 18 months. Each repair is logged as a separate defect. Each is handled by a different engineer. The root cause is visible in the data the entire time.

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31 March 2026 · 8 min read

Seven Connections Every Yacht Maintenance System Should Make (and Almost None Do)

When evaluating yacht maintenance software, most people check a feature list. But nobody asks the question that actually determines whether the system works: when you open a fault record, what else does the system show you?

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6 April 2026 · 8 min read

If the System Cannot Compete with WhatsApp, the System Is the Problem

Yacht crews bypass their PMS not because of poor discipline but because of poor design. Under pressure, people revert to whatever gives fastest clarity.

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9 April 2026 · 8 min read

What a Handover Built From Logged Work Contains

The handover document is not assembled manually. It is compiled from the vessel's operational records at the moment of crew transition.

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9 April 2026 · 7 min read

Every Action Has a Name and a Timestamp

When a manufacturer disputes a warranty claim, when an inspector asks for proof — the vessel's defence depends on records most systems were never built to create.

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9 April 2026 · 7 min read

Search Like You Think

At 2am during an alarm, nobody opens a module. They type what they know. CelesteOS is built for how engineers actually work under pressure.

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9 April 2026 · 8 min read

Add This to Your Handover?

As crew work, the system notices connections and offers to act. The human decides. Nothing executes without consent.

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11 June 2026 · 7 min read

From Paper Binders to Searchable History: How to Digitize Yacht Maintenance Records

How to digitize yacht maintenance records: turn paper binders and scans into a searchable history the next engineer can actually find.

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11 June 2026 · 8 min read

The Free Yacht Maintenance Log Template — and the Day the Spreadsheet Breaks

A free yacht maintenance log spreadsheet template — five linked tabs that work on day one, and the honest day a spreadsheet stops scaling.

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11 June 2026 · 9 min read

Pass Your ISM Internal Audit — the Yacht Checklist Where Every Line Ties to a Retrievable Record

Pass your ISM internal audit. The yacht checklist where every line ties to a retrievable, append-only record you can produce on demand.

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15 June 2026 · 9 min read

How to Organize Yacht Manuals Onboard

Organise yacht manuals by findability, not folders: index PDFs as they are, connect each to its equipment, and search any procedure in plain language.

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25 June 2026 · 9 min read

Engine Room Handover Checklist: What the Next Chief Needs to Inherit

The engine room handover checklist a chief engineer can actually use — what to cover, the order to run it, and how to keep it current.

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2 July 2026 · 9 min read

ISM Code Yacht Requirements: The Records You Have to Produce, Not Just Keep

What the ISM Code requires a yacht to keep — and prove. The records behind sections 10 and 11: append-only, attributed, and retrievable on the day.

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6 July 2026 · 9 min read

Yacht Maintenance Log Book: Digital Records That Hold Up

Move your yacht maintenance log book to digital records: what each record must carry, and how to search your vessel's records in plain language.

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9 July 2026 · 9 min read

How to Manage Maintenance on a Superyacht Without Losing the Thread

Managing superyacht maintenance is a records problem: keep faults, work orders, parts, and manuals connected and searchable so context outlasts the crew.

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