Sebastián Báez

Where the 1609.7 rating comes from

From 273 matches played between 1 March 2021 and 4 November 2026, 262 of them rated, and from them alone. Every line below was written at computation time: nothing is recomputed to show this page.

How to read this

On the right: the change this match produced, then the value before → after. A line's arrival value is the next line's starting value, down to the starting rating given to every newcomer. A ±0.0 is a counted match that did not move the rating, a walkover for instance.

273 matches, from the most recent to the first

beaten by Daniel Mérida 0–2
04/11/26 · ATP 1000 2026 · First round · detail
−9.41619.1 → 1609.7
beaten by Tomáš Macháč 0–2
03/11/26 · ATP 1000 2026 · Qualifying — Qualifying competition · detail
−8.21627.3 → 1619.1
beat Damir Džumhur 2–0
02/11/26 · ATP 1000 2026 · Qualifying — First round · detail
+11.61615.7 → 1627.3
26/10/26 · ATP 500 2026 · Qualifying — First round · detail
−13.11628.8 → 1615.7
beaten by Pierre-Hugues Herbert 0–2
19/10/26 · ATP 250 2026 · First round · detail
−15.81644.6 → 1628.8
beaten by Valentin Vacherot 0–2
08/10/26 · ATP 1000 2026 · Second round · detail
−9.01653.6 → 1644.6
beat Marcos Giron 2–1
07/10/26 · ATP 1000 2026 · First round · detail
+10.21643.4 → 1653.6
beaten by Juncheng Shang 1–2
28/09/26 · ATP 500 2026 · First round · detail
−11.01654.4 → 1643.4
beaten by Jenson Brooksby 0–2
21/09/26 · ATP 250 2026 · First round · detail
−12.71667.1 → 1654.4
beaten by Brandon Nakashima 0–3
31/08/26 · ATP Grand Slam 2026 · First round · detail
−6.91674.0 → 1667.1
beaten by Juan Manuel Cerúndolo 0–2
24/08/26 · ATP 250 2026 · Third round · retirement · detail
±0.01674.0 → 1674.0
beat Hugo Grenier 2–0
24/08/26 · ATP 250 2026 · Second round · detail
+9.01665.0 → 1674.0
beaten by Learner Tien 0–2
15/08/26 · ATP 1000 2026 · Second round · detail
−7.41672.4 → 1665.0
beat Grigor Dimitrov 2–1
13/08/26 · ATP 1000 2026 · First round · detail
+16.91655.5 → 1672.4
beaten by Zizou Bergs 1–2
06/08/26 · ATP 1000 2026 · Second round · detail
−11.41666.9 → 1655.5
beat Mattia Bellucci 2–0
04/08/26 · ATP 1000 2026 · First round · detail
+10.81656.1 → 1666.9
beaten by Yannick Hanfmann 0–2
20/07/26 · ATP 250 2026 · Quarterfinals · detail
−11.01667.1 → 1656.1
20/07/26 · ATP 250 2026 · First round · detail
+10.81656.3 → 1667.1
20/07/26 · ATP 250 2026 · Second round · detail
+14.21642.1 → 1656.3
beat Max Dahlin 2–1
13/07/26 · ATP 250 2026 · First round · detail
+7.11635.0 → 1642.1
beat Jesper de Jong 2–0
13/07/26 · ATP 250 2026 · Second round · detail
+11.61623.4 → 1635.0
beaten by Andrey Rublev 0–2
13/07/26 · ATP 250 2026 · Quarterfinals · detail
−6.41629.8 → 1623.4
beaten by Jan-Lennard Struff 2–3
29/06/26 · ATP Grand Slam 2026 · First round · detail
−11.81641.6 → 1629.8
25/05/26 · ATP Grand Slam 2026 · First round · retirement · detail
±0.01641.6 → 1641.6
beaten by Alex Michelsen 0–2
18/05/26 · ATP 250 2026 · First round · detail
−9.71651.3 → 1641.6
beaten by Alexander Bublik 0–2
07/05/26 · ATP 1000 2026 · Second round · detail
−6.01657.3 → 1651.3
beat Jenson Brooksby 2–0
06/05/26 · ATP 1000 2026 · First round · detail
+13.61643.7 → 1657.3
beaten by Vilius Gaubas 0–2
23/04/26 · ATP 1000 2026 · First round · detail
−13.61657.3 → 1643.7
beaten by Tomáš Macháč 1–2
13/04/26 · ATP 500 2026 · First round · detail
−7.11664.4 → 1657.3
beat Stan Wawrinka 2–0
06/04/26 · ATP 1000 2026 · First round · detail
+11.31653.1 → 1664.4
beaten by Carlos Alcaraz 0–2
06/04/26 · ATP 1000 2026 · Second round · detail
−1.11654.2 → 1653.1
beat Vilius Gaubas 2–0
30/03/26 · ATP 250 2026 · First round · detail
+10.91643.2 → 1654.2
beaten by Titouan Droguet 0–2
30/03/26 · ATP 250 2026 · Second round · detail
−13.71656.9 → 1643.2
beaten by Adam Walton 0–2
18/03/26 · ATP 1000 2026 · First round · detail
−15.21672.1 → 1656.9
beaten by Daniil Medvedev 0–2
06/03/26 · ATP 1000 2026 · Third round · detail
−4.51676.6 → 1672.1
beat Jiří Lehečka 2–0
05/03/26 · ATP 1000 2026 · Second round · detail
+17.81658.8 → 1676.6
beat Chun-hsin Tseng 2–0
04/03/26 · ATP 1000 2026 · First round · detail
+5.91652.9 → 1658.8
beaten by Luciano Darderi 0–2
23/02/26 · ATP 250 2026 · Semifinals · detail
−10.51663.4 → 1652.9
beat Cristian Garín 2–1
23/02/26 · ATP 250 2026 · Second round · detail
+8.71654.7 → 1663.4
beat Alejandro Tabilo 2–0
23/02/26 · ATP 250 2026 · Quarterfinals · detail
+14.61640.1 → 1654.7
beaten by Jaime Faria 0–2
16/02/26 · ATP 500 2026 · First round · detail
−16.61656.6 → 1640.1
beaten by Luciano Darderi 0–2
09/02/26 · ATP 250 2026 · Semifinals · detail
−10.91667.5 → 1656.6
beat Ignacio Buse 2–0
09/02/26 · ATP 250 2026 · Second round · detail
+8.61659.0 → 1667.5
09/02/26 · ATP 250 2026 · Quarterfinals · detail
+9.91649.1 → 1659.0
beaten by Luciano Darderi 1–3
21/01/26 · ATP Grand Slam 2026 · Second round · detail
−11.81660.8 → 1649.1
19/01/26 · ATP Grand Slam 2026 · First round · detail
+14.41646.4 → 1660.8
beat Marcos Giron 2–0
12/01/26 · ATP 250 2026 · Semifinals · detail
+15.11631.4 → 1646.4
beat Jenson Brooksby 2–0
12/01/26 · ATP 250 2026 · Second round · detail
+16.81614.6 → 1631.4
beaten by Jakub Menšík 0–2
12/01/26 · ATP 250 2026 · Final · detail
−5.61620.3 → 1614.6
beat Emilio Nava 2–1
12/01/26 · ATP 250 2026 · First round · detail
+11.31609.0 → 1620.3

Only the matches the source publishes appear; what is missing is listed. The source gives the day, not the hour: two matches on the same day are ordered by a reproducible rule, which is not necessarily the real order.