The vessel has the highest ice-class notation (UL1, equivalent to 1A) and is therefor suitable to navigate in solid one-year sea ice as well as loose multi-year pack ice. Ortelius can accommodate up to 116-123 passengers and has an abundance of open-deck spaces. It is manned by 22 highly experienced nautical crew members, 19 hotel staff, eight expedition specialists (one expedition leader, one assistant, and six lecturer-guides), and one doctor.
- Passengers: 116-123 in 53 cabins
- Staff & crew: 52
- Length: 90.95 meters
- Breadth: 17.20 meters
- Draft: 5.4 meters
- Ice class: UL1 (Equivalent to 1A)
- Displacement: 4090 tonnes
- Propulsion: 6 ZL 40/48 SULZER
- Speed: 10.5 knots average cruising speed
- Year built: 1989
Quadruple Porthole Cabin
Located on deck 3; two porthole windows, 2 upper and 2 lower berths, private shower and toilet, desk and chair, hair dryer and ample storage space.
Triple Porthole Cabin
Located on Deck 3; two portholes, 1 upper and 2 lower berths, private shower and toilet, desk and chair, hair dryer and ample storage space.
Twin Porthole Cabin
Located on Deck 3 and on Deck 4; two porthole windows, private toilet and shower, two single lower berths, desk and chair, hair dryer and ample storage space. Cabins on deck 4 are quieter than cabins on deck 3: farther away from the noise of engines and generators. Access to the forward observation deck.
Twin Window Cabin
Three windows; 2 lower berths; Private shower & toilet; Desk & chair; Flatscreen TV; Telephone & WiFi (supplemented); Hair dryer; Ample storage space
Twin Deluxe Cabin
Located on Deck 5; three windows; 2 lower berths; Private shower & toilet; Desk & chair; Small sofa; Refrigerator; Coffee & tea maker; Flatscreen TV; Telephone & WiFi (supplemented); Hair dryer; Ample storage space
Located on Deck 5; two windows minimum, one double bed, one single (sofa) bed, private toilet and shower, desk and chair, flat screen TV, refrigerator, hairdryer, coffee & tea maker, ample storage space. The quietest cabin deck and has the best access to upper observation decks and the ship's bridge.