Catalkaya Ultra Trail

Dates: 21–22 November 2026; the event lasts 2 days. Start times by distance: 74K 07:30 · 45K 08:00 · 29K 08:30 · 14K 08:30 · 5K 09:30.

Start: Balçova Therapy Forest, Izmir.

There are 5 distances: 5K (Green Way), 14K (Agamemnon), 29K (Commando), 45K (Ascent), 74K (Path of Patience).

The race is organised by Rundetta. Advenway does not organise races or take registrations; it compiles the details from the organiser’s announcements.

Official website: catalkayaultra.com. Registration is handled via apphurra.com.

Over the last five years these dates averaged a low of 12 °C and a high of 20 °C; it rained on about 36% of days and the average max wind was 20 km/h.

Period 4 is open now: 74K 5,100 TL · 45K 4,300 TL · 29K 3,900 TL · 14K 2,800 TL · 5K 2,000 TL. This period ends on 4 November 2026. Other periods: Period 1 74K 3,200 TL · 45K 2,500 TL · 29K 2,200 TL · 14K 1,400 TL · 5K 1,000 TL (closed); Period 2 74K 4,200 TL · 45K 3,400 TL · 29K 3,100 TL · 14K 2,250 TL · 5K 1,700 TL (closed); Period 3 74K 4,650 TL · 45K 3,850 TL · 29K 3,500 TL · 14K 2,500 TL · 5K 1,850 TL (closed).

Yes, registration is open. The registration deadline is 4 November 2026. Registration is handled on the organiser’s official page; the «Official Registration» button on this page links there.

5K (Green Way): 4.6 km, 262 m of climbing · 14K (Agamemnon): 14.6 km, 791 m of climbing · 29K (Commando): 29.1 km, 1,458 m of climbing · 45K (Ascent): 44.6 km, 2,048 m of climbing · 74K (Path of Patience): 73.4 km, 2,966 m of climbing. Values are measured from the organiser's published course files.

From easiest to hardest: 5K (Green Way) (km-effort 7, XXS) → 14K (Agamemnon) (km-effort 23, XXS) → 29K (Commando) (km-effort 44, XS) → 45K (Ascent) (km-effort 65, S) → 74K (Path of Patience) (km-effort 103, M). Ranked by km-effort (kilometres plus 1 for every 100 m of climbing), measured from the course files.

Over 73.4 km there is 2,966 m of climbing in total, 40 m per kilometre. About 18% of the course is flat. A trail course with distinct climbs. Km-effort is 103, which puts it in the M category on the ITRA scale. The official ITRA score is 3. By km-effort it is harder than 110 of the 119 courses whose files we have measured in the calendar; difficulty rank: 8.

The biggest climb is between km 42.3 and km 51.0: 653 m net at an average gradient of 7.5%. Its steepest 250 m section averages 26%. The course has 7 distinct climbs.

Share of the distance: 19% steep climbing (8% and more) · 19% climbing (3–8%) · 19% flat · 23% descending (3–8%) · 21% steep descending (8% and more). Gradient was measured at equal intervals from the elevation in the course file.

There is 2,975 m of descent in total. The longest uninterrupted descent is between km 51.0 and km 57.5: 585 m. The steepest descent is around km 9.2, with an average gradient of 22%.

The course splits into 15 sections: 0.0–3.3 km climb (+145 m); 3.3–5.8 km climb (+495 m); 5.8–9.8 km descent (−253 m); 9.8–15.5 km climb (+515 m); 15.5–20.5 km gentle descent (−115 m); 20.5–22.8 km gentle climb (+23 m); 22.8–27.5 km descent (−399 m); 27.5–30.5 km gentle climb (+33 m); 30.5–34.0 km climb (+187 m); 34.0–43.0 km descent (−517 m); 43.0–51.0 km climb (+644 m); 51.0–57.5 km descent (−585 m); 57.5–64.0 km rolling (+148 / −91 m); 64.0–67.3 km climb (+258 m); 67.3–73.4 km descent (−497 m). The biggest climb is between km 43.0–51.0: +644 m over 8.0 km, averaging 8.1%. Sections are derived from the elevation profile of the course file.

The highest point is 957 m, at km 15.4. The lowest point is 45 m. From the high point it is 58 km to the finish.

The climbing is evenly split: 59% in the first half, 41% in the second.

Start and finish are at the same point; the course is a single loop.

Over 4.6 km there is 262 m of climbing in total, 57 m per kilometre. About 14% of the course is flat. A mountain course: expect to walk on the long climbs. Km-effort is 7, which puts it in the XXS category on the ITRA scale. This value is calculated from the course file. Official ITRA scores are awarded only by ITRA, and only to races registered and certified with it; this number is not that score. By km-effort it is harder than 11 of the 119 courses whose files we have measured in the calendar; difficulty rank: 102.

The biggest climb starts right after the start and runs to km 2.2: 259 m net at an average gradient of 12.0%. Its steepest 250 m section averages 26%.

Share of the distance: 30% steep climbing (8% and more) · 10% flat · 30% descending (3–8%) · 30% steep descending (8% and more). Gradient was measured at equal intervals from the elevation in the course file.

The course splits into 2 sections: 0.0–2.2 km climb (+259 m); 2.2–4.6 km descent (−243 m). The biggest climb is between km 0.0–2.2: +259 m over 2.2 km, averaging 12.0%. Sections are derived from the elevation profile of the course file.

Over 14.6 km there is 791 m of climbing in total, 54 m per kilometre. About 19% of the course is flat. A mountain course: expect to walk on the long climbs. Km-effort is 23, which puts it in the XXS category on the ITRA scale. The official ITRA score is 0. The value is close to a category boundary: with the organiser’s stated distance and climbing it may fall into the XS category. By km-effort it is harder than 56 of the 119 courses whose files we have measured in the calendar; difficulty rank: 61.

The biggest climb is between km 3.2 and km 4.8: 329 m net at an average gradient of 20.9%. Its steepest 250 m section averages 30%. The course has 3 distinct climbs.

Share of the distance: 17% steep climbing (8% and more) · 20% climbing (3–8%) · 20% flat · 20% descending (3–8%) · 23% steep descending (8% and more). Gradient was measured at equal intervals from the elevation in the course file.

The course splits into 3 sections: 0.0–4.8 km climb (+459 m); 4.8–7.6 km rolling (+71 / −83 m); 7.6–14.6 km descent (−416 m). The biggest climb is between km 0.0–4.8: +459 m over 4.8 km, averaging 9.7%. Sections are derived from the elevation profile of the course file.

Over 29.1 km there is 1,458 m of climbing in total, 50 m per kilometre. About 16% of the course is flat. A mountain course: expect to walk on the long climbs. Km-effort is 44, which puts it in the XS category on the ITRA scale. The official ITRA score is 1. The value is close to a category boundary: with the organiser’s stated distance and climbing it may fall into the S category. By km-effort it is harder than 78 of the 119 courses whose files we have measured in the calendar; difficulty rank: 39.

The biggest climb is between km 3.2 and km 6.4: 546 m net at an average gradient of 17.1%. Its steepest 250 m section averages 32%. The course has 3 distinct climbs.

Share of the distance: 18% steep climbing (8% and more) · 22% climbing (3–8%) · 12% flat · 27% descending (3–8%) · 20% steep descending (8% and more). Gradient was measured at equal intervals from the elevation in the course file.

The course splits into 6 sections: 0.0–3.2 km climb (+136 m); 3.2–6.3 km climb (+542 m); 6.3–10.0 km descent (−262 m); 10.0–15.1 km climb (+422 m); 15.1–19.7 km gentle descent (−124 m); 19.7–29.1 km descent (−703 m). The biggest climb is between km 3.2–6.3: +542 m over 3.1 km, averaging 17.5%. Sections are derived from the elevation profile of the course file.

Over 44.6 km there is 2,048 m of climbing in total, 46 m per kilometre. About 15% of the course is flat. A trail course with distinct climbs. Km-effort is 65, which puts it in the S category on the ITRA scale. The official ITRA score is 2. By km-effort it is harder than 92 of the 119 courses whose files we have measured in the calendar; difficulty rank: 27.

The biggest climb is between km 3.2 and km 6.4: 547 m net at an average gradient of 17.0%. Its steepest 250 m section averages 30%. The course has 5 distinct climbs.

Share of the distance: 19% steep climbing (8% and more) · 21% climbing (3–8%) · 20% flat · 20% descending (3–8%) · 20% steep descending (8% and more). Gradient was measured at equal intervals from the elevation in the course file.

The course splits into 9 sections: 0.0–6.3 km climb (+677 m); 6.3–9.9 km descent (−258 m); 9.9–15.2 km climb (+420 m); 15.2–19.5 km descent (−211 m); 19.5–22.5 km climb (+118 m); 22.5–29.0 km descent (−579 m); 29.0–35.3 km rolling (+194 / −136 m); 35.3–38.6 km climb (+254 m); 38.6–44.6 km descent (−462 m). The biggest climb is between km 0.0–6.3: +677 m over 6.3 km, averaging 10.7%. Sections are derived from the elevation profile of the course file.

Yes. The organiser's course file is in the Course and Map section on this page; you can load it onto your watch or phone.

KN1 Behzat Tepe (km 5.5): Sat 09:00; KN2 Yarıkpınar (km 15.7): Sat 11:30; KN3 Kavacık (km 28.8): Sat 13:30; KN4 Limanreis (km 43): Sat 16:00; KN5 Çatalkaya Zirve (km 50.7): Sat 18:30; KN6 Aşağı Narlıdere (km 59.7): Sat 20:00; KN7 Çeşme (km 66.5): Sat 21:30; Finish (km 73.5): Sat 22:30. Runners who do not reach a point by its cut-off time are taken out of the race.

KN1 Behzat Tepe (km 5.5): Sat 10:00; KN2 Yangın Havuzu (km 14.5): Sat 12:00; KN3 Çatalkaya Zirve (km 22): Sat 14:30; KN4 Aşağı Narlıdere (km 31): Sat 16:30; KN5 Çeşme (km 38): Sat 18:00; Finish (km 45): Sat 19:00. Runners who do not reach a point by its cut-off time are taken out of the race.

KN1 Behzat Tepe (km 5.5): Sat 11:00; KN2 Yangın Havuzu (km 14.5): Sat 12:30; KN3 Çeşme (km 22): Sat 15:00; Finish (km 28.7): Sat 16:00. Runners who do not reach a point by its cut-off time are taken out of the race.

Finish cut-off — 74K: Sat 22:30 · 45K: Sat 19:00 · 29K: Sat 16:00 · 14K: Sun 12:00 · 5K: Sun 10:30. Runners who do not reach the finish by the finish cut-off are not ranked.

Official ITRA score: 74K (Path of Patience): 3 · 45K (Ascent): 2 · 29K (Commando): 1 · 14K (Agamemnon): 0. Scores are awarded by ITRA; the value is taken from ITRA’s race page.

ITRA Mountain Level: 74K (Path of Patience): 5 · 45K (Ascent): 4 · 29K (Commando): 5 · 14K (Agamemnon): 6. Mountain Level is ITRA’s 0–12 measure of how mountainous a course is. It is not the ITRA score: the score (0–6) reflects the total effort of distance and climbing.

All courses: Mobile phone (emergency numbers saved, reachable at all times), Race bib (visible on the front of the body), Timing chip (provided by the organiser), Whistle. 74K · 45K: Suitable pack to carry the mandatory kit, Cup (at least 15 cl), Water bottle/flask/hydration bladder of at least 1 litre (PET bottles not accepted), Head torch and spare batteries (200 lumens or more recommended), Emergency blanket (at least 1.40 × 2.00 m), Elastic bandage (at least 100 cm × 6 cm) and plasters (at least 5), Food reserve, Waterproof, breathable hooded jacket (at least 10,000 Schmerber), Cap, bandana or beanie, ID. 29K: Suitable pack to carry the mandatory kit, Cup (at least 15 cl), Water bottle/flask/hydration bladder of at least 1 litre (PET bottles not accepted), Emergency blanket (at least 1.40 × 2.00 m), Elastic bandage (at least 100 cm × 6 cm) and plasters (at least 5), Food reserve, Waterproof, breathable hooded jacket (at least 10,000 Schmerber), Cap, bandana or beanie, ID. 14K: Water bottle/flask/hydration bladder of at least 500 ml (PET bottles not accepted), Elastic bandage, ID. The list contains the items announced by the organiser.

Yes, it is on the organiser’s mandatory gear list: «Emergency blanket (at least 1.40 × 2.00 m)». Applies to: 74K, 45K, 29K.

Yes, it is on the organiser’s mandatory gear list: «Head torch and spare batteries (200 lumens or more recommended)». Applies to: 74K, 45K.

Not mandatory; the organiser recommends it: «74K/45K/29K: poles».

Yes, it is on the organiser’s mandatory gear list: «Waterproof, breathable hooded jacket (at least 10,000 Schmerber)». Applies to: 74K, 45K, 29K.

74K, 45K, 29K: a medical certificate issued within the last 6 months and valid on 21 November 2026, or a federation athlete licence, is mandatory. Aged 65 and over, on every course: ECG + cardiologist's report.

Yes — hand in at the place specified by the organiser no later than 30 min before the start; collect from the same area at the finish.