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 22-month break between Sep 2023 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
#105,220
#105,220 · players worldwide · of 218,279
Career timeline
6 entries2025
All-time peak 1713
at age 57
Sep 2025
2024
Crossed 1600
at age 56
Mar 2024
Crossed 1500
at age 56
Mar 2024
2023
Crossed 1400
at age 55
Sep 2023
Inactive for 22 months
paused at 1488 → returned at 1700
Sep 2023
First FIDE rating
1488 · at age 55
Sep 2023
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
FIDE recal.
Activity & highlights
Evolution
+20
1693 → 1713
Tournaments
1
6 games
Score
2.5/ 641.7%
2W1D3L
Top 2 wins
Top 3 losses
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Jul 2025 | 2.5/5 | #40 | 1822 | +12.8 |
Rankings
/
United States of America
#3,187
out of 5,510 players
Americas
#12,571
in continent
World
#105,217
out of 400,000+
National ranking
Europe & World
Europe
World
United States of America
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