Sebastian Koßmehl

Profile image of Sebastian Koßmehl
Full name: Sebastian Koßmehl
Current rank: unranked since June 23, 2025
Highest Rank: 11th first reached February 21, 2022 (8 weeks in total)
Highest Year-End Rank: 12th (2021)
Titles/finals: 0/1
Elo Rating: 1364

Elo Ratings per Match since January 2013

Choose a table: Match scores, player Elo ratings, player rankings.

A player's elo rating is considered provisional (P) until they have either completed six matches or played matches at at least three different tournaments.

The probability of winning is equal to the predicted share of points scored. A player rated 200 above another corresponds to a 76% chance of winning.

The K value is a development coefficient, and it reduces large swings in the ratings of established players. The K value reduces over time, similar to 538's elo ratings for tennis players: 250/((player's match count+15)**(0.4)))-10

Click on column headers to sort the table.

Date Tournament Round Opponent   Elo Rating
Player

Opponent

Difference
  Share of Points
Predicted

Actual

Difference
  Final Result
Predicted

Actual

Difference
K-Factor Next Elo Change
2024‑06‑21 Hannover 2024
round of 8
Kilian Maidhof
Lost
1366
1900
-534
4.4 %
28.6 %
+24.2 %
Lose
Lost
-
43
1364
-2
2023‑10‑19 Hamburg 2023
round of 16
Tilman Sinning
Lost
1380
1517
-137
31.2 %
44.4 %
+13.2 %
Lose
Lost
-
44
1366
-14
2023‑05‑28 Bremen 2023
round of 8
Josef Komissar
Lost
1399
1447 P
-48
43.1 %
16.7 %
-26.5 %
Lose
Lost
-
44
1380
-19
2023‑01‑01 CPW Bremen 2023
third place match
Rob van Heijst
Lost
1409
1649
-240
20.1 %
44.4 %
+24.4 %
Lose
Lost
-
45
1399
-10
2023‑01‑01 CPW Bremen 2023
semi-final
Paula Mühlmeyer
Lost
1419
1649
-230
21.0 %
37.5 %
+16.5 %
Lose
Lost
-
45
1409
-10
2023‑01‑01 CPW Bremen 2023
round of 8
Merel Coppens
Won
1399
1364
+35
55.0 %
71.4 %
+16.4 %
Win
Won
-
46
1419
+20
2022‑10‑15 Hamburg 2022
round of 8
Florian Marienfeld
Lost
1409
1646
-237
20.4 %
28.6 %
+8.2 %
Lose
Lost
-
46
1399
-10
2022‑10‑08 HJW 2022
round of 8
Kilian Maidhof
Lost
1414
1804
-390
9.6 %
16.7 %
+7.1 %
Lose
Lost
-
47
1409
-5
2022‑08‑06 EJC 2022 Tres Cantos
round of 32
Yaron Davidovich
Lost
1427
1612
-185
25.6 %
0.0 %
-25.6 %
Lose
Lost
-
47
1414
-13
2022‑07‑20 CoastCon 2022
third place match
Paula Mühlmeyer
Lost
1451
1453
-2
49.7 %
44.4 %
-5.3 %
Lose
Lost
-
48
1427
-24
2022‑07‑20 CoastCon 2022
semi-final
Kilian Maidhof
Lost
1457
1805
-348
11.9 %
0.0 %
-11.9 %
Lose
Lost
-
48
1451
-6
2022‑07‑20 CoastCon 2022
round of 8
Nicki Cohrs
Won
1439
1352
+87
62.3 %
83.3 %
+21.1 %
Win
Won
-
49
1457
+18
2022‑06‑18 Hannover 2022
round of 8
Niklas Aumüller
Lost
1460
1518
-58
41.7 %
37.5 %
-4.2 %
Lose
Lost
-
50
1439
-21
2021‑10‑08 Halle 2021
round of 8
Kilian Maidhof
Lost
1467
1806
-339
12.4 %
16.7 %
+4.2 %
Lose
Lost
-
51
1460
-7
2021‑09‑25 HJW 2021
round of 8
Simon À Campo
Lost
1491
1522
-31
45.6 %
16.7 %
-28.9 %
Lose
Lost
-
51
1467
-24
2021‑08‑20 CoastCon 2021
third place match
Lukas Bonauer
Won
1453
1629
-176
26.6 %
71.4 %
+44.8 %
Lose
Won
Upset Win
52
1491
+38
2021‑08‑20 CoastCon 2021
semi-final
Kilian Maidhof
Lost
1460
1807
-347
11.9 %
28.6 %
+16.6 %
Lose
Lost
-
53
1453
-7
2021‑08‑20 CoastCon 2021
round of 8
Nicki Cohrs
Won
1439
1369
+70
59.9 %
100.0 %
+40.1 %
Win
Won
-
54
1460
+21
2021‑08‑07 Oldenburg 2021
final
Kilian Maidhof
Lost
1446
1803
-357
11.4 %
16.7 %
+5.3 %
Lose
Lost
-
55
1439
-7
2021‑08‑07 Oldenburg 2021
semi-final
Paula Mühlmeyer
Won
1415
1471
-56
42.0 %
55.6 %
+13.5 %
Lose
Won
Upset Win
55
1446
+31
2021‑08‑07 Oldenburg 2021
round of 8
Wiebke Schnapper
Won
1389
1369
+20
52.9 %
83.3 %
+30.5 %
Win
Won
-
56
1415
+26
2021‑06‑19 Hannover 2021
round of 8
Lukas Bonauer
Lost
1403
1614
-211
22.9 %
44.4 %
+21.6 %
Lose
Lost
-
57
1389
-14
2020‑10‑10 Halle 2020
round of 8
Paula Mühlmeyer
Lost
1430
1463
-33
45.3 %
16.7 %
-28.6 %
Lose
Lost
-
58
1403
-27
2020‑08‑20 CoastCon 2020
third place match
Paula Mühlmeyer
Lost
1463
1429
+34
54.9 %
28.6 %
-26.3 %
Win
Lost
Upset Loss
60
1430
-33
2020‑08‑20 CoastCon 2020
semi-final
Kilian Maidhof
Lost
1475
1734
-259
18.4 %
37.5 %
+19.1 %
Lose
Lost
-
61
1463
-12
2020‑08‑20 CoastCon 2020
round of 8
Nicki Cohrs
Won
1451
1380
+71
60.1 %
71.4 %
+11.4 %
Win
Won
-
62
1475
+24
2020‑01‑01 CPW Bremen 2020
third place match
Rami Badawi
Won
1415
1471
-56
42.0 %
71.4 %
+29.4 %
Lose
Won
Upset Win
63
1451
+36
2020‑01‑01 CPW Bremen 2020
semi-final
Stephan Cipra
Lost
1439
1536
-97
36.4 %
16.7 %
-19.7 %
Lose
Lost
-
65
1415
-24
2020‑01‑01 CPW Bremen 2020
round of 8
Paula Mühlmeyer
Won
1403
1445
-42
44.0 %
83.3 %
+39.3 %
Lose
Won
Upset Win
66
1439
+36
2019‑11‑15 Nuernberg 2019
round of 16
Alex Leymann
Lost
1422
1591
-169
27.4 %
28.6 %
+1.1 %
Lose
Lost
-
68
1403
-19
2019‑09‑13 Berlin 2019
round of 16
Rufus Oelkers
Lost
1442 P
1606
-164
28.0 %
0.0 %
-28.0 %
Lose
Lost
-
70
1422
-20
2019‑09‑07 Suderburg 2019
round of 8
Friederike Kraaz
Lost
1467 P
1581
-114
34.2 %
16.7 %
-17.5 %
Lose
Lost
-
72
1442 P
-25
2019‑03‑29 WeltenCon 2019
round of 8
Stephan Cipra
Lost
1500 P
1539
-39
44.4 %
28.6 %
-15.8 %
Lose
Lost
-
74
1467 P
-33

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