Robin Rose - Madeira to Deserta Grande

Madeira to Deserta Grande

25.4 km (15.8 miles)

9 hours, 1 minutes on 4 May 2024

Observed and documented by Mayra Santos and Jim Rasmussen

First woman



  • Name: Robin Rose
  • Gender: female
  • Age on swim date: 63
  • Nationality: United States
  • Resides: Aptos, California

Support Personnel


Mayra Santos (founder, Madeira Open Water Swim) and Jim Rasmussen

Escort Vessel

Swim Parameters

  • Category: Solo, nonstop, unassisted.
  • Rules: MSF Rules of Marathon Swimming, without exception or modification.
  • Equipment used: Textile swimsuit (Nabaiki one-piece), latex cap, goggles (Zoggs), earplugs, grease (Aquaphor), sunscreen (Headhunter).

Route Definition

  • Body of Water: Atlantic Ocean
  • Route Type: one-way channel swim
  • Start Location: Dock at southwest edge of Marina Quinta Do Lorde, Madeira, Portugal (32.741155, -16.713402)
  • Finish Location: Small rocky beach at northwest end of Deserta Grande, Portugal (32.567030, -16.539837)
  • Minimum Route Distance (actual start to actual finish): 25.4 km (15.8 miles) (map)
  • Minimum channel distance (closest points of land): 22.9 km (14.2 miles)


One previous swim of this route, by David Yudovin in 2010.

Swim Data

  • Start: 4 May 2024, 07:30:00 (Western European Summer Time, Europe/Lisbon, UTC1).
  • Finish: 4 May 2024, 16:31:57
  • Elapsed: 9 hours, 1 minutes, 57 seconds.

Summary of Conditions

Feature Min Max
Water Temp (C) 19.6 21.6
Air Temp (C) 20 25.5
Wind (mph) 1 2

GPS Track

Trackpoint frequency: 20 minutes. Download raw data (CSV).

Click to expand map.

Speed Plot


Started first feed at 1 hour. Then 30 minute intervals the remainder of swim.

600Mg of Ibuprofen 2 hours prior to beginning of swim
600MG of Ibuprofen during swim 4 hours after start

Primary feed was Carpo Pro. 8 ounces per feed

Rotation of:

  • Mauritan Gel
  • Pomegranate, tri Berry GU
  • Honey stinger Waffle Cinnamon
  • Honey stingers energy chew pomegranate
  • Coke

She consumed approximately:

  • 600MG of Ibuprofens at hour 4
  • 3.5 liters Carbo Pro
  • 16 oz -Coke last 2 feeds
  • 1-Honey stinger waffle/cinnamon
  • 4 -Honey stinger energy chews Pomegranate passion
  • 1-Gu tri Berry
  • 1-Gu Pomegranate
  • 3-Mauritan Gel unflavored
  • 1-Wild Berry Nuun tablet distributed equally in 3 feeds

The electrolyte was not used after 3 feeds ,it bothered swimmers stomach.

All feeds were room temperature

Observer Log

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Swimmer Statement



Click to enlarge.