For the Jungfrau-Marathon, describe the main marathon course characteristics, including its length and total elevation gain. Additionally, list all races held on Friday, including their distances and start times, and state the start location for the 'Harder Run' event.
Navigate to the 'Course' page under the 'Marathon' dropdown. Extract the length and total elevation gain of the Jungfrau-Marathon course. Navigate to the 'Friday Races' page under the 'Friday Races' dropdown. Scroll down the 'Friday Races' page to view all listed races, their distances, and start times. Navigate to the 'Harder Run' page. Identify the start location for the 'Harder Run' event. Synthesize all gathered information to answer the proposed task.
State the length of the Jungfrau-Marathon course (42.195 km). State the total elevation gain of the Jungfrau-Marathon course (1'953 metres). List all races explicitly mentioned on the 'Friday Races' page, including their distances and start times (e.g., U10 female 15.45 h 1000 m, U10 male 16.00 h 1000 m, U12 female 16.29 h 1 Mile (1609 m), U12 male 16.35 h 1 Mile (1609 m), Mother/Father & Daughter 16.50 h 200 m, Mother/Father & Son 17.00 h 200 m, 4. Harder Run Race 17.10 h 4400 m, U06 female 17.25 h 200 m, U06 male 17.35 h 200 m, Pararace Sprint 17.45 h 200 m, U08 female 17.55 h 200 m, U08 male 18.05 h 200 m, U14 female 18.15 h 1 Mile (1609 m), U16 female 18.15 h 1 Mile (1609 m), U14 male 18.30 h 1 Mile (1609 m), U16 male 18.30 h 1 Mile (1609 m), Minirun Teams, Minimarathon 19.00 h 4219 m). State the start location for the 'Harder Run' (Interlaken). Ensure the answer combines information from all specified sections.