Adam Walton

Where the 1555.6 rating comes from

From 117 matches played between 21 August 2023 and 19 October 2026, 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.

117 matches, from the most recent to the first

beaten by Nikoloz Basilashvili 0–2
19/10/26 · ATP 250 2026 · Qualifying — Qualifying competition · detail
−7.01562.6 → 1555.6
beat Beibit Zhukayev 2–0
19/10/26 · ATP 250 2026 · Qualifying — First round · detail
+11.91550.7 → 1562.6
beaten by Te Rigele 1–2
05/10/26 · ATP 1000 2026 · Qualifying — First round · detail
−18.71569.4 → 1550.7
beaten by Valentin Royer 0–2
21/09/26 · ATP 250 2026 · First round · detail
−13.91583.4 → 1569.4
beaten by Wu Yibing 0–3
31/08/26 · ATP Grand Slam 2026 · First round · detail
−10.61594.0 → 1583.4
beat Jesper de Jong 2–0
24/08/26 · ATP 250 2026 · First round · detail
+12.21581.8 → 1594.0
beaten by Ignacio Buse 1–2
24/08/26 · ATP 250 2026 · Second round · detail
−10.21592.0 → 1581.8
beaten by Jaime Faria 1–2
16/08/26 · ATP 1000 2026 · Third round · detail
−10.61602.6 → 1592.0
beat Ignacio Buse 2–0
15/08/26 · ATP 1000 2026 · Second round · detail
+14.41588.3 → 1602.6
beat Nicolás Mejía 2–0
13/08/26 · ATP 1000 2026 · First round · detail
+8.91579.3 → 1588.3
beaten by Jenson Brooksby 0–2
04/08/26 · ATP 1000 2026 · First round · detail
−9.21588.5 → 1579.3
beat Justin Boulais 2–0
03/08/26 · ATP 1000 2026 · Qualifying — Qualifying competition · detail
+8.31580.3 → 1588.5
beaten by Dalibor Svrčina 1–2
27/07/26 · ATP 250 2026 · First round · detail
−13.51593.7 → 1580.3
beaten by Dino Prižmić 1–3
29/06/26 · ATP Grand Slam 2026 · First round · detail
−8.21602.0 → 1593.7
22/06/26 · ATP 250 2026 · Qualifying — First round · detail
+9.51592.4 → 1602.0
beat Antoine Ghibaudo 2–0
22/06/26 · ATP 250 2026 · Qualifying — Qualifying competition · detail
+8.61583.8 → 1592.4
beat Nick Kyrgios 2–0
22/06/26 · ATP 250 2026 · First round · detail
+20.51563.3 → 1583.8
22/06/26 · ATP 250 2026 · Second round · detail
−6.11569.4 → 1563.3
beaten by Harry Wendelken 1–2
15/06/26 · ATP 500 2026 · Qualifying — First round · detail
−15.31584.7 → 1569.4
beaten by Zachary Svajda 1–3
27/05/26 · ATP Grand Slam 2026 · Second round · detail
−12.31597.1 → 1584.7
beat Daniil Medvedev 3–2
25/05/26 · ATP Grand Slam 2026 · First round · detail
+21.21575.8 → 1597.1
beaten by Karen Khachanov 0–2
25/04/26 · ATP 1000 2026 · Second round · detail
−7.51583.4 → 1575.8
23/04/26 · ATP 1000 2026 · First round · detail
+10.11573.2 → 1583.4
30/03/26 · ATP 250 2026 · First round · detail
−13.81587.0 → 1573.2
beaten by Jakub Menšík 1–2
19/03/26 · ATP 1000 2026 · Second round · detail
−4.31591.3 → 1587.0
beat Sebastián Báez 2–0
18/03/26 · ATP 1000 2026 · First round · detail
+15.21576.1 → 1591.3
beat Rinky Hijikata 2–1
17/03/26 · ATP 1000 2026 · Qualifying — Qualifying competition · detail
+15.41560.7 → 1576.1
beat Chris Rodesch 2–0
16/03/26 · ATP 1000 2026 · Qualifying — First round · detail
+9.81550.9 → 1560.7
beaten by Learner Tien 0–2
05/03/26 · ATP 1000 2026 · Second round · detail
−5.01555.9 → 1550.9
beat Quentin Halys 2–0
04/03/26 · ATP 1000 2026 · First round · detail
+16.21539.7 → 1555.9
beaten by Aleksandar Kovacevic 0–2
23/02/26 · ATP 500 2026 · First round · detail
−12.11551.8 → 1539.7
beaten by Sho Shimabukuro 0–2
16/02/26 · ATP 250 2026 · Qualifying — Qualifying competition · detail
−12.71564.5 → 1551.8
16/02/26 · ATP 250 2026 · Qualifying — First round · detail
+13.01551.5 → 1564.5
beaten by Tommy Paul 0–2
16/02/26 · ATP 250 2026 · Second round · detail
−3.71555.2 → 1551.5
beat Gabriel Diallo 2–0
16/02/26 · ATP 250 2026 · First round · detail
+16.81538.4 → 1555.2
beaten by Adrian Mannarino 0–2
09/02/26 · ATP 500 2026 · First round · detail
−8.51546.9 → 1538.4
beaten by Carlos Alcaraz 0–3
19/01/26 · ATP Grand Slam 2026 · First round · detail
−0.61547.5 → 1546.9
beaten by Quentin Halys 0–2
12/01/26 · ATP 250 2026 · Qualifying — Qualifying competition · detail
−9.31556.9 → 1547.5
beat Jake Delaney 2–1
12/01/26 · ATP 250 2026 · Qualifying — First round · detail
+9.31547.5 → 1556.9
beaten by Rinky Hijikata 0–2
05/01/26 · ATP 250 2026 · First round · detail
−11.81559.3 → 1547.5
beaten by Frances Tiafoe 0–2
30/12/25 · ATP 250 2025 · First round · detail
−6.31565.6 → 1559.3
beaten by Alejandro Tabilo 1–2
03/11/25 · ATP 250 2025 · First round · detail
−7.21572.8 → 1565.6
beaten by Aleksandar Vukic 1–2
27/10/25 · ATP 1000 2025 · Qualifying — First round · detail
−10.71583.5 → 1572.8
beaten by Marin Čilić 0–2
20/10/25 · ATP 500 2025 · Qualifying — First round · detail
−7.21590.7 → 1583.5
13/10/25 · ATP 250 2025 · First round · detail
+11.61579.1 → 1590.7
beaten by Daniil Medvedev 0–2
13/10/25 · ATP 250 2025 · Second round · detail
−3.81582.9 → 1579.1
beaten by Mattia Bellucci 0–2
01/10/25 · ATP 1000 2025 · First round · detail
−12.21595.1 → 1582.9
beaten by Rei Sakamoto 0–2
22/09/25 · ATP 500 2025 · Qualifying — First round · detail
−16.11611.2 → 1595.1
beaten by Sebastian Korda 0–2
15/09/25 · ATP 250 2025 · First round · detail
−5.41616.6 → 1611.2
beaten by Coleman Wong 1–3
27/08/25 · ATP Grand Slam 2025 · Second round · detail
−15.11631.7 → 1616.6

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.