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BJ

Basler, Jan Josef

🇨🇿

FIDEFIDE 23718420· Male· Czech Republic· Born in 2008

Follow Jan Josef BaslerTrack his monthly FIDE ratings, games, tournaments and more.

Jan Josef Basler, a 18-year-old Czech player, is rated 1807 — just 28 short of his peak of 1835 (Aug 2025, age 17). He is on a steady climb with +42 Elo over the past 12 months. 20 rated games in the past year (≈21/year long-term). Recent standard appearances include SSOK - Krajsky prebor 2025-2026 r11, Jesenik Open 2025 - A, and CZECH OPEN 2025 - E - 4-member team tournament. Also played 2 rapid events (including Jesenik Open 2025 - rapid) recently.

At junior level, he reached #84, #93, #70, #57 and #27 nationally in U18, U16, U14, U12 and U10.

Current rating

1807

Standard

Rpd1785·Blz1720

All-time high

1835

−28 pts below
Aug 2025 · age 17

Activity

36

games / yr avg. · ≈3/mo

20 past 12 mo · ≈2/mo
classical only
Active

Signature stat

#74,098

#74,098 · players worldwide · of 216,808

Career timeline

12 entries
2026
Re-crossed 1800
at age 18
Jan 2026
2025
84th Czech U18 player
at age 17 · rated 1835
Aug 2025
Crossed 1800
at age 17
Aug 2025
All-time peak 1835
at age 17 · −28 from today
Aug 2025
Best 12-month gain (+294 Elo)
1462 → 1756
Feb 2025
2024
100 career games
at age 16
Sep 2024

Standard rating history

Last 12 months — activity & highlights

Best result
CZECH OPEN 2025 - E - 4-member team tournament
perf 1971 (+136) · 3.5/7 · #228
Top opponent
vs Ondrej Trasak 1,971
CZECH OPEN 2025 - E - 4-member team tournament · Jul 2025 · +27.5 Elo
Evolution
+42
1765 → 1807
Tournaments
6
23 games
Score
10.5/ 2345.7%
10W5D8L
Top 3 losses
1.[L]vsKamil Kultucki1,766·Jesenik Open 2025 - A·R3·-20.4
2.[L]vsPetr Broz1,929·CZECH OPEN 2025 - E - 4-member team tournament·R6·-14.7
3.[L]vsPawel Witwicki1,896·Jesenik Open 2025 - A·R8·-13.2

Last 12 months — tournaments

6 events
EventDateScoreRankPerfΔ Elo
SSOK - Krajsky prebor 2025-2026 r11
Team
Apr 20260.5/1#431753-4.0
SSOK - Krajsky prebor 2025-2026 r5-6
Team
Jan 20261/1#372402+9.6
SSOK - Krajsky prebor 2025-2026 r4
Team
Dec 20251/1#272495+15.2
SSOK - Krajsky prebor 2025-2026 r2-3
Team
Nov 20252/1#302438+12.8
Jesenik Open 2025 - A
Open Swiss
Aug 20252.5/9#791706-62.0
Worst Elo result: Jesenik Open 2025 - A (-62.0 Elo, finished #79).

Rankings

/
Czech Republic
#3,044
out of 6,368 players
Europe
#53,724
in continent
World
#74,098
out of 400,000+

National ranking

Europe & World

Europe
World
Czech Republic
1
🇨🇿Nguyen, Thai Dai VanFollow Thai Dai Van NguyenTrack their monthly FIDE ratings, games, tournaments and more.
2,633
2
🇨🇿Navara, DavidFollow David NavaraTrack their monthly FIDE ratings, games, tournaments and more.
2,624
3
🇨🇿Finek, VaclavFollow Vaclav FinekTrack their monthly FIDE ratings, games, tournaments and more.
2,573
4
🇨🇿Vykouk, JanFollow Jan VykoukTrack their monthly FIDE ratings, games, tournaments and more.
2,529
5
🇨🇿Hracek, ZbynekFollow Zbynek HracekTrack their monthly FIDE ratings, games, tournaments and more.
2,525
6
🇨🇿Kriebel, TadeasFollow Tadeas KriebelTrack their monthly FIDE ratings, games, tournaments and more.
2,524
7
🇨🇿Zilka, StepanFollow Stepan ZilkaTrack their monthly FIDE ratings, games, tournaments and more.
2,516
8
🇨🇿Bernasek, JanFollow Jan BernasekTrack their monthly FIDE ratings, games, tournaments and more.
2,501
9
🇨🇿Stocek, JiriFollow Jiri StocekTrack their monthly FIDE ratings, games, tournaments and more.
2,500
10
🇨🇿Krejci, JanFollow Jan KrejciTrack their monthly FIDE ratings, games, tournaments and more.
2,495
...
3044🇨🇿Basler, Jan Josef1,807
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
3
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,735
7
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,717
8
🇦🇿Mamedyarov, ShakhriyarFollow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more.
2,717
10
🇹🇷Erdogmus, Yagiz KaanFollow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more.
2,708
...
53724🇨🇿Basler, Jan Josef1,807
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,788
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,780
5
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,776
6
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
7
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,754
10
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
74098🇨🇿Basler, Jan Josef1,807