Format
WB
Wieleba, Bartosz
🇵🇱FIDE 41845986· Male· Poland· Born in 2013
Follow Bartosz WielebaTrack his monthly FIDE ratings, games, tournaments and more.
Bartosz Wieleba, a 13-year-old Polish player, is rated 1554. He is rising rapidly, having gained +123 Elo over the past 12 months. 31 rated games in the past year (≈29/year long-term). Recent standard appearances include Caloroczny Festiwal Szachowy im. J. Dominika 2025-26- Grupa B FIDE T5, Caloroczny Festiwal Szachowy im. J. Dominika 2025-26- Grupa B FIDE T3, and XXXVI Miedzynarodowy Festiwal Szachowy CRACOVIA 2025 Grupa G U12. Also played 2 rapid (including Szachowy Turniej Niepodleglosci 11x11x11 2025) and 2 blitz events (including Druzynowe Mistrzostwa Malopolski Juniorow U12 2025) recently. His peak of 1594 was reached at age 11 (Sep 2024).
At junior level, he reached #90 nationally in U12.
Current rating
1554
Standard
Rpd1412·Blz1538
All-time high
1594
−40 pts below
Sep 2024 · age 11
Sep 2024 · age 11
Activity
28
games / yr avg. · ≈2/mo
31 past 12 mo · ≈3/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#164,719
#164,719 · players worldwide · of 218,279
Career timeline
8 entries2026
Re-crossed 1500
at age 13
May 2026
2024
90th Polish U12 player
at age 11 · rated 1594
Sep 2024
Best 12-month gain (+179 Elo)
1415 → 1594
Sep 2024
Crossed 1500
at age 11
Sep 2024
All-time peak 1594
at age 11 · −40 from today
Sep 2024
Crossed 1400
at age 11
Apr 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Top opponent
Evolution
—
Tournaments
7
57 games
Score
19.5/ 5734.2%
19W7D31L
Top 3 wins
Top 3 losses
2.[L]vsIgnacy Pirowski1,463·Caloroczny Festiwal Szachowy im. J. Dominika 2025-26- Grupa B FIDE T5·R1·-25.1
3.[L]vsGabriel Fecko1,464·Caloroczny Festiwal Szachowy im. J. Dominika 2025-26- Grupa B FIDE T5·R3·-25.1
Last 12 months — tournaments
7 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Apr 2026 | 4.5/5 | #14 | 1557 | 0.0 |
Swiss | Jan 2026 | 2.5/3 | #32 | 1266 | 0.0 |
Open Swiss | Dec 2025 | 2/6 | #30 | 1408 | -7.2 |
Swiss | Dec 2025 | 3/3 | #35 | 2353 | -39.6 |
Swiss | Nov 2025 | 2/6 | #37 | 1428 | -28.8 |
Open Swiss | Aug 2025 | 2/7 | #70 | 1447 | 0.0 |
Open Swiss | Jun 2025 | 3.5/4 | #132 | 1262 | 0.0 |
Worst Elo result: Caloroczny Festiwal Szachowy im. J. Dominika 2025-26- Grupa B FIDE T2 (-39.6 Elo, finished #35).
Most-Played Opponents
vsRafal Wieleba
🇵🇱POL·1524
+10 −0 =1
11 games·last met Dec 2024
View head-to-head →
vsJan Debowski
🇵🇱POL
+6 −2 =0
8 games·last met Jan 2025
View head-to-head →
vsRafal Solarz
🇵🇱POL·1512
+2 −3 =0
5 games·last met Oct 2025
View head-to-head →
vsKacper Palka
🇵🇱POL·1560
+0 −5 =0
5 games·last met Dec 2024
View head-to-head →
vsKrzysztof Chmiel
🇵🇱POL·1852
+0 −5 =0
5 games·last met Jun 2024
View head-to-head →
Rankings
/
Poland
#4,468
out of 10,822 players
Europe
#107,433
in continent
World
#164,698
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| ... | ||
| 4468 | 1,554 | |
Europe
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| 107433 | 1,554 | |
World
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| 164698 | 1,554 | |