Race Report: MaraTANA 4th Edition – Chasing Paces in Puerto Madero

Last weekend, I took on the MaraTANA Race (4th Edition) in the heart of Buenos Aires. Organized by the Consulate of Italy, this was my second time tackling the 3K distance at this event, but with a fresh twist: a brand-new location in Puerto Madero.

The Atmosphere & The Elements
While the competitive 10K and 15K runners set off at 8:00 AM, the 3K fun run kicked off at 10:00 AM. Even for the shortest distance, the turnout was impressive. The route felt familiar—running by the riverside always introduces a bit of wind.
On race day, we had a light 11 km/h breeze and a crisp temperature of 17°C. These open corridors channeled the air perfectly, making it incredibly easy to breathe and giving the race a fresh, autumnal feel. Fittingly, the race finished right on Avenida de los Italianos.
 

Pre-Race Strategy
Fifteen minutes before the start, the corral was already packed with anxious runners. Instead of standing still and losing my momentum, I kept jogging behind the starting lines. I only ducked into the corral with five minutes to spare, positioning myself toward the back as per my usual routine.

Performance Analysis: By the Numbers
The data reveals a race of progression rather than a constant jog. I focused on a "negative split" approach—starting controlled and finishing with an explosive sprint.

1. Pace Management
I began conservatively at 8'55" min/km to find my footing, but quickly shifted gears. From the 3-minute mark, I stabilized at a consistent 5'00" min/km.

•    The Highlight: A final "kick" where I reached a top speed of 11 km/h right before the finish line.

2. Cardiovascular Effort
This was a high-intensity effort for such a short distance. My heart rate data shows I entered "performance mode" almost immediately:

•    Max Heart Rate: 182 bpm
•    Avg. Intensity: I spent over 5 minutes in the strenuous and anaerobic zones.

Reaching 182 bpm indicates I was running very close to my limit. The rapid rise from 90 to 180 bpm followed by a plateau suggests a strong initial acceleration and an efficient, sustained effort.

3. Cadence and Stride
Efficiency is key to avoiding injury, and the metrics show a very rhythmic run:

•    Total Steps: 2,551
•    Average Cadence: 159 spm (steps per minute)
•    Max Cadence: 161 spm

The flat terrain of Puerto Madero allowed me to maintain this steady rhythm without the fluctuations you'd find on a hillier course.

Final Thoughts
Running 3K might seem short, but spending nearly 3 minutes in the "strenuous" zone proves it was a true test of my cardiac and lung capacity. I managed to combine technical control with high intensity, proving that my urban training is paying off.
It was a beautiful autumn morning and a race that was truly enjoyed from start to finish. On to the next one!

Track Wikiloc: https://es.wikiloc.com/rutas-carrera/maratana-race-4th-edition-3k-puerto-madero-caba-04-26-2026-265133236