Format
PS
Petersohn, Sadko
🇩🇪FIDE 12966711· Male· Germany· Born in 1990
Follow Sadko PetersohnTrack his monthly FIDE ratings, games, tournaments and more.
Sadko Petersohn, a 36-year-old German player, is rated 1728. He has fluctuated between 1706 and 1778 over the past 2 years. 43 rated games in the past year (≈27/year long-term). Recent standard appearances include grenke Chess Open 2026 B-Open, 24th Rochefort Chess Festival - Accession, and 22. Bad-Koenigshofen-Open 2025. He took a 30-month break between Feb 2020 and Sep 2022 (COVID-19 included). His peak of 1825 was reached at age 28 (Nov 2018).
Current rating
1728
Standard
Rpd1807·Blz1781
All-time high
1825
−97 pts below
Nov 2018 · age 28
Nov 2018 · age 28
Activity
36
games / yr avg. · ≈3/mo
39 past 12 mo · ≈3/mo
classical only
Active
classical only
Active
Signature stat
#100,111
#100,111 · players worldwide · of 218,279
Career timeline
12 entries2024
Best 12-month gain (+186 Elo)
1569 → 1755
Dec 2024
Re-crossed 1600
at age 34
Feb 2024
2023
Re-crossed 1600
at age 33
Feb 2023
2020
Inactive for 30 months
paused at 1688 → returned at 1582
Feb 2020
2018
All-time peak 1825
at age 28 · −97 from today
Nov 2018
2017
Crossed 1800
at age 27
Dec 2017
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Evolution
+4
1724 → 1728
Tournaments
6
43 games
Score
19/ 4344.2%
17W4D22L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
6 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 2/3 | #40 | 1972 | +21.6 |
Open Swiss | Apr 2026 | 4/7 | #1117 | 1709 | -22.8 |
Open Swiss | Feb 2026 | 4.5/9 | #81 | 1657 | -22.8 |
Open Swiss | Dec 2025 | 3.5/6 | #76 | 2090 | +30.2 |
Open Swiss | Oct 2025 | 3/6 | #132 | 1859 | +1.0 |
Open Swiss | Jul 2025 | 2/8 | #157 | 1708 | -4.2 |
Rankings
/
Germany
#9,743
out of 15,549 players
Europe
#70,999
in continent
World
#100,109
out of 400,000+
National ranking
Europe & World
Europe
World
Germany
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