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Open data · every figure carries its source

Largest in this registry
#35,139
of 84,014 with a recorded tonnage
Largest cruise ship
#386
of 504 of this type with a recorded tonnage
Largest in its fleet
#21
of 21 in this fleet with a recorded tonnage
In brief
MS Princesa Marissa was a cruise ship owned and operated by the Cyprus-based Louis Cruise Lines. She was built in 1966 by Wärtsilä Helsinki Shipyard, Helsinki, Finland as the RORO car/passenger ferry M/S Finnhansa for Finnlines, Finland. The ship also sailed under the colours of Birka Line as M/S Prinsessan.
Vessel particulars
Every value is as recorded in the source. Blanks are values the source does not hold — none is estimated from a sister ship or a class average.
Identification
Construction
Measurements
In context
Every figure in this section is a count, a rank or a percentile over vessels actually held in this registry — not over the world fleet, which is larger. Nothing here is estimated.
At 10,487 gross tons, MS Princesa Marissa is the 35,139th largest of the 84,014 vessels in this registry that report a tonnage. The median across that set is 5,994 GT, so this hull is about 1.7 times the typical vessel on record here. The largest measures 499,167 GT.
Among the 665 cruise ships held here, it ranks 386th by tonnage — larger than 23% of that group. Their median tonnage is 43,009 GT, and the largest tenth begin at 143,289 GT. The flag most often flown by this group is The Bahamas (133 ships). The yard that appears most often against it is Fincantieri, with 112 hulls on record.
Finland is the country of registry for 249 vessels in this directory, of which MS Princesa Marissa is the 57th largest by tonnage. The most common class under that flag is vessels this registry holds no type classification for (110 ships), and the median vessel measures 2,673 GT. Browse every ship flagged Finland.
Narrowing to both dimensions at once, this registry holds 2 cruise ships flying the Finland flag, of which 1 is larger by tonnage.
MS Princesa Marissa was built in 1966, making it 60 years old. It is one of 440 hulls in this registry delivered that year, a cohort whose median tonnage is 839 GT; within it this ship is the 24th largest. Across the whole of the 1960s the registry holds 4,074 vessels, median 844 GT. The median build year across the entire registry is 1995.
The registry attributes 118 vessels to Wärtsilä, with a median tonnage of 14,058 GT, delivered between 1938 and 1998. See the rest of that yard’s output.
At 134.4 m overall, MS Princesa Marissa is 63.7 m shorter than the 198.1 m median for cruise ships on record, with a beam of 20.1 m and a draft of 5.7 m.
IMO numbers are issued in broadly chronological blocks. Within 500 either side of 6509371 this registry holds 8 other vessels, whose median build year is 1965 and which range from 1916 to 1966. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 1966.
Its IMO number, 6509371, carries its own check digit. The first six digits are weighted seven down to two and summed — 6×7 + 5×6 + 0×5 + 9×4 + 3×3 + 7×2 = 131 — and the last digit of that total, 1, must equal the seventh digit, 1. It does, so this number is well formed.
Nearest by tonnage among cruise ships
| Ship | Built | Gross tonnage |
|---|---|---|
| Le Lyrial | 2015 | 10,992 |
| Le Boréal | 2010 | 10,944 |
| L'Austral | 2010 | 10,700 |
| MS Princesa Marissa (this ship) | 1966 | 10,487 |
| MV Ocean Majesty | 1966 | 10,417 |
| CS Salamis Glory | 1962 | 10,392 |
| MS Svea Regina |
Same yard, same years
No ship class is recorded for this vessel, so these are not asserted to be sister ships — they are contemporaries from the same builder, shown because that is what the data supports.
Same fleet
Provenance
Vessel recordWikidata, released under CC0, keyed on this ship’s IMO number.
Written summaryQuoted from MS Princesa Marissa on English Wikipedia, reused under CC BY-SA 4.0.
PhotographBy Reino Baptista, reused under CC BY-SA 4.0.
| 1972 |
| 10,341 |