Format
KP
Kostelnik, Peter
🇸🇰FIDE 14931354· Male· Slovakia· Born in 1955
Follow Peter KostelnikTrack his monthly FIDE ratings, games, tournaments and more.
Peter Kostelnik, a 71-year-old Slovak player, is rated 1561. He has slipped back 56 Elo over the past 12 months. 27 rated games in the past year (≈17/year long-term). Recent standard appearances include 3. liga D3 2025 2026 R5, Mestska liga Cassovia 2025 2026 R5, and 4. liga D31 2025 2026 R5. Also played 1 rapid event (including Reinter Kosice Rapid 2025) recently. He took a 21-month break between Oct 2020 and Aug 2022 (COVID-19 included). His peak of 1653 was reached at age 69 (May 2024).
Current rating
1561
Standard
Rpd1676·Blz1584
All-time high
1653
−92 pts below
May 2024 · age 69
May 2024 · age 69
Activity
16
games / yr avg. · ≈1/mo
19 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#162,024
#162,024 · players worldwide · of 218,279
Career timeline
16 entries2025
Re-crossed 1600
at age 70
Jun 2025
2024
All-time peak 1653
at age 69 · −92 from today
May 2024
Best 12-month gain (+256 Elo)
1396 → 1652
Mar 2024
Re-crossed 1600
at age 69
Mar 2024
Re-crossed 1500
at age 69
Mar 2024
2023
Re-crossed 1400
at age 68
Apr 2023
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Evolution
-56
1617 → 1561
Tournaments
11
20 games
Score
2.5/ 2012.5%
1W3D16L
Top 2 wins
Top 3 losses
Last 12 months — tournaments
11 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Jan 2026 | 0/1 | #43 | 1143 | -2.0 |
Team | Jan 2026 | 0/2 | #22 | 1121 | -5.6 |
Team | Jan 2026 | 0/1 | #36 | 931 | -5.8 |
Team | Nov 2025 | 0/1 | #63 | 1196 | -1.6 |
Team | Nov 2025 | 0/1 | #19 | 1181 | -1.8 |
Team | Nov 2025 | 0/1 | #62 | 1023 | -4.2 |
Team | Nov 2025 | 0.5/1 | #14 | 1490 | -2.8 |
Team | Nov 2025 | 0.5/2 | #27 | 1420 | -9.0 |
Team | Oct 2025 | 0/1 | #78 | 1052 | -3.8 |
Team | Oct 2025 | 0.5/2 | #38 | 1499 | -5.2 |
Most-Played Opponents
vsKamil Haraj
🇸🇰SVK·1667
+1 −3 =2
6 games·last met Oct 2025
View head-to-head →
vsStefan Hvizdos
🇸🇰SVK·1775
+1 −4 =1
6 games·last met Jun 2023
View head-to-head →
vsPatrik Kucik
🇸🇰SVK·1652
+0 −3 =3
6 games·last met May 2023
View head-to-head →
vsGerard Tressa
🇸🇰SVK·1819
+0 −5 =0
5 games·last met Oct 2025
View head-to-head →
vsAnton Andras
🇸🇰SVK·1680
+1 −3 =1
5 games·last met Aug 2025
View head-to-head →
Rankings
/
Slovakia
#2,618
out of 3,199 players
Europe
#106,090
in continent
World
#162,007
out of 400,000+
National ranking
Europe & World
Europe
World
Slovakia
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