Jack Sock

Where the 1637.2 rating comes from

From 355 matches played between 22 February 2010 and 3 April 2023, 337 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.

355 matches, from the most recent to the first

beaten by Tomáš Macháč 0–2
03/04/23 · ATP 250 2023 · First round · detail
−13.51650.7 → 1637.2
beaten by Francisco Cerúndolo 1–2
09/03/23 · ATP 1000 2023 · Second round · detail
−10.71661.4 → 1650.7
08/03/23 · ATP 1000 2023 · First round · detail
+12.71648.7 → 1661.4
beaten by Matija Pecotić 1–2
13/02/23 · ATP 250 2023 · First round · detail
−17.61666.2 → 1648.7
beaten by Taylor Harry Fritz 0–2
06/02/23 · ATP 250 2023 · Second round · detail
−5.91672.2 → 1666.2
beat Ilya Ivashka 2–1
06/02/23 · ATP 250 2023 · First round · detail
+14.31657.8 → 1672.2
29/08/22 · ATP Grand Slam 2022 · First round · retirement · detail
±0.01657.8 → 1657.8
beaten by Ilya Ivashka 0–2
15/08/22 · ATP 1000 2022 · Qualifying — First round · detail
−8.51666.3 → 1657.8
beaten by Maxime Cressy 1–2
01/08/22 · ATP 500 2022 · Second round · detail
−11.11677.3 → 1666.3
beat David Goffin 2–0
01/08/22 · ATP 500 2022 · First round · detail
+16.11661.2 → 1677.3
beaten by Tommy Paul 0–2
25/07/22 · ATP 250 2022 · First round · detail
−8.51669.7 → 1661.2
beat Radu Albot 2–0
11/07/22 · ATP 250 2022 · First round · detail
+8.51661.2 → 1669.7
beaten by Alexander Bublik 1–2
11/07/22 · ATP 250 2022 · Second round · detail
−9.91671.1 → 1661.2
beaten by Jason Kubler 2–3
29/06/22 · ATP Grand Slam 2022 · Third round · detail
−17.71688.9 → 1671.1
beat Maxime Cressy 3–1
28/06/22 · ATP Grand Slam 2022 · Second round · detail
+11.81677.0 → 1688.9
27/06/22 · ATP Grand Slam 2022 · First round · detail
+11.11665.9 → 1677.0
beaten by Cristian Garín 1–2
04/04/22 · ATP 250 2022 · First round · detail
−11.91677.9 → 1665.9
beaten by Miomir Kecmanović 0–2
23/03/22 · ATP 1000 2022 · First round · detail
−10.31688.1 → 1677.9
beat Steve Johnson 2–0
22/03/22 · ATP 1000 2022 · Qualifying — Qualifying competition · detail
+11.31676.8 → 1688.1
beat Aleksandar Vukic 2–1
21/03/22 · ATP 1000 2022 · Qualifying — First round · detail
+9.31667.5 → 1676.8
beaten by Stefanos Tsitsipas 1–2
10/03/22 · ATP 1000 2022 · Second round · detail
−3.61671.1 → 1667.5
09/03/22 · ATP 1000 2022 · First round · detail
+9.61661.4 → 1671.1
beaten by Reilly Opelka 1–2
14/02/22 · ATP 250 2022 · Second round · detail
−7.61669.0 → 1661.4
beat Daniel Altmaier 2–1
14/02/22 · ATP 250 2022 · First round · detail
+9.51659.5 → 1669.0
beaten by Taylor Harry Fritz 0–2
07/02/22 · ATP 250 2022 · Second round · detail
−6.31665.8 → 1659.5
beat Oscar Otte 2–0
07/02/22 · ATP 250 2022 · First round · detail
+10.21655.6 → 1665.8
beaten by John Millman 1–2
06/10/21 · ATP 1000 2021 · First round · detail
−12.21667.8 → 1655.6
beaten by Alexander Zverev Jr. 1–3
01/09/21 · ATP Grand Slam 2021 · Third round · retirement · detail
±0.01667.8 → 1667.8
beat Alexander Bublik 3–2
31/08/21 · ATP Grand Slam 2021 · Second round · detail
+14.61653.1 → 1667.8
30/08/21 · ATP Grand Slam 2021 · First round · detail
+14.71638.4 → 1653.1
beaten by Alexei Popyrin 0–1
16/08/21 · ATP 1000 2021 · Qualifying — First round · retirement · detail
±0.01638.4 → 1638.4
02/08/21 · ATP 500 2021 · First round · retirement · detail
±0.01638.4 → 1638.4
beaten by Rafael Nadal 1–2
02/08/21 · ATP 500 2021 · Second round · detail
−0.81639.3 → 1638.4
26/07/21 · ATP 250 2021 · First round · detail
+13.41625.8 → 1639.3
beaten by John Isner 0–2
26/07/21 · ATP 250 2021 · Second round · detail
−6.01631.8 → 1625.8
12/07/21 · ATP 250 2021 · Second round · detail
+15.51616.3 → 1631.8
beaten by Kevin Anderson 1–2
12/07/21 · ATP 250 2021 · Quarterfinals · detail
−5.61622.0 → 1616.3
beat Alex Bolt 2–1
12/07/21 · ATP 250 2021 · First round · detail
+11.71610.3 → 1622.0
beaten by Dominic Thiem 0–3
29/09/20 · ATP Grand Slam 2020 · Second round · detail
−1.91612.2 → 1610.3
beat Reilly Opelka 3–0
28/09/20 · ATP Grand Slam 2020 · First round · detail
+17.91594.3 → 1612.2
beaten by Adrian Mannarino 0–3
01/09/20 · ATP Grand Slam 2020 · Second round · detail
−9.91604.2 → 1594.3
beat Pablo Cuevas 3–2
31/08/20 · ATP Grand Slam 2020 · First round · detail
+13.71590.5 → 1604.2
beaten by Steve Johnson 1–2
17/02/20 · ATP 250 2020 · Second round · detail
−9.71600.2 → 1590.5
beat Radu Albot 2–1
17/02/20 · ATP 250 2020 · First round · detail
+16.21584.0 → 1600.2
beaten by Marcos Giron 0–2
10/02/20 · ATP 250 2020 · First round · detail
−13.91597.9 → 1584.0
beaten by Pablo Cuevas 0–3
26/08/19 · ATP Grand Slam 2019 · First round · detail
−9.21607.1 → 1597.9
beaten by Mikhail Kukushkin 1–2
12/08/19 · ATP 1000 2019 · Qualifying — First round · detail
−10.41617.4 → 1607.1
beaten by Jordan Thompson 0–2
29/07/19 · ATP 500 2019 · First round · detail
−11.61629.1 → 1617.4
beaten by Miomir Kecmanović 0–2
22/07/19 · ATP 250 2019 · First round · detail
−12.11641.2 → 1629.1
beaten by Alex Bolt 1–3
14/01/19 · ATP Grand Slam 2019 · First round · detail
−16.41657.6 → 1641.2

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.