Format
CC
Coski, Christopher
🇺🇸FIDE 39903508· Male· United States of America· Born in 1968
Follow Christopher CoskiTrack his monthly FIDE ratings, games, tournaments and more.
Christopher Coski, a 58-year-old American player, is rated 1713 — his current career high. He plays occasionally (9 games in the last 12 months) and took a 16-month break between Mar 2024 and Aug 2025. Recent appearances: 2025 U.S. Senior Open Championship and 15th Annual World Open Senior Amateur.
Current rating
1713
Standard
Rpd—·Blz—
All-time high
1713
at best
Sep 2025 · age 57
Sep 2025 · age 57
Activity
5
games / yr avg.
9 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#105,033
#105,033 · players worldwide · of 216,808
Career timeline
7 entries2025
All-time peak 1713
at age 57
Sep 2025
2024
Best 12-month gain (+205 Elo)
1488 → 1693
Mar 2024
Crossed 1600
at age 56
Mar 2024
Crossed 1500
at age 56
Mar 2024
Inactive for 16 months
paused at 1693 → returned at 1700
Mar 2024
2023
Crossed 1400
at age 55
Sep 2023
Standard rating history
Last 12 months — activity & highlights
Evolution
+20
1693 → 1713
Tournaments
2
11 games
Score
5/ 1145.5%
4W2D5L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Jul 2025 | 2.5/5 | #40 | 1822 | +12.8 |
Open Swiss | Jun 2025 | 2.5/4 | #14 | 1912 | +7.2 |
Rankings
/
United States of America
#3,147
out of 5,412 players
Americas
#12,559
in continent
World
#105,031
out of 400,000+
National ranking
Europe & World
Europe
World
United States of America
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