Format
KJ
Kostelny, Jozef
🇸🇰FIDE 14903458· Male· Slovakia· Born in 1971
Follow Jozef KostelnyTrack his monthly FIDE ratings, games, tournaments and more.
Jozef Kostelny, a 55-year-old Slovak player, is rated 2126 and sitting in the top 6% of players worldwide. He is on a steady climb with +38 Elo over the past 12 months. 47 rated games in the past year (≈18/year long-term). Recent standard appearances include Tatrafest 2026 - Open Tatry 30, 2. liga C 2025 2026 R10-11, and 3. liga C1 2025 2026 R10-11. Also played 2 blitz events (including Tatrafest 2026 - SeniorBlesk) recently. He had 2 career breaks: 12 months (2009–2010) and 14 months (2023–2024). His peak of 2284 was reached at age 33 (Jul 2004, Slovak #54 at the time).
Current rating
2126
Standard
Rpd2132·Blz2086
All-time high
2284
−158 pts below
Jul 2004 · age 33
Jul 2004 · age 33
Activity
23
games / yr avg. · ≈2/mo
47 past 12 mo · ≈4/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
Top 6%
#13,132 · players worldwide · of 218,279
Career timeline
21 entries2026
13th Slovak 50-55 player
at age 55 · rated 2135
May 2026
Re-crossed 2100
at age 55
Jan 2026
2025
Re-crossed 2100
at age 54
Feb 2025
2023
Re-crossed 2100
at age 52
May 2023
Inactive for 14 months
paused at 2105 → returned at 2095
May 2023
2018
9th Slovak 45-50 player
at age 47 · rated 2229
Dec 2018
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
Activity & highlights
Top opponent
Evolution
+38
2088 → 2126
Tournaments
13
47 games
Score
32.5/ 4769.1%
27W11D9L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
13 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 5/8 | #6 | 2076 | -8.6 |
Team | Mar 2026 | 1/1 | #51 | 2853 | +8.0 |
Open Swiss | Mar 2026 | 1/1 | #48 | 2692 | +4.2 |
Open Swiss | Feb 2026 | 1/2 | #58 | 1963 | -7.6 |
Team | Feb 2026 | 1.5/2 | #21 | 2198 | +3.6 |
Open Swiss | Jan 2026 | 3/3 | #2 | 2750 | +17.4 |
Team | Dec 2025 | 1/1 | #35 | 2892 | +10.2 |
Open Swiss | Nov 2025 | 2/2 | #7 | 2792 | +15.8 |
Team | Nov 2025 | 2/2 | #5 | 2784 | +15.4 |
Open Swiss | Nov 2025 | 1/2 | #41 | 2072 | 0.0 |
Most-Played Opponents
vsRoman Lukac
🇸🇰SVK·1983
+1 −2 =3
6 games·last met Feb 2020
View head-to-head →
vsLadislav Bartek
🇸🇰SVK·1983
+3 −1 =1
5 games·last met Nov 2025
View head-to-head →
vsVladimir Giertli
🇸🇰SVK·1967
+3 −1 =1
5 games·last met Mar 2020
View head-to-head →
vsRoman Hrnciar
🇸🇰SVK·2018
+3 −2 =0
5 games·last met Dec 2019
View head-to-head →
Rankings
/
Slovakia
#176
out of 3,199 players
Europe
#9,487
in continent
World
#13,132
out of 400,000+
National ranking
Europe & World
Europe
World
Slovakia
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| ... | ||
| 176 | 2,126 | |
Europe
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| ... | ||
| 9487 | 2,126 | |
World
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| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
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| ... | ||
| 13132 | 2,126 | |