John Michal Petersen

FAI · 35 yrs · Peak 1661 (By Mar 2026)

Best performance: 1613 at Janus Open II (std)(Best of 2026)

NOV26 Rating

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Live Rating

Unrated

Change

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Games Played

Rating History · Classical

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Classical rating 1661 on the March 2026 list; peak 1661 by March 2026.

Official rating by month

Each month: the rating, its change from the list before, and the rated games FIDE counted.

List	Classical
Mar 2026	1661, 6 games

No classical rating: this player isn’t on the NOV26 classical list

Best wins · Classical

From 5 rated classical games against rated opponents, 2025–2026

#	Opponent	Rating
1,	Bjorgvin Lenvig, Jan 2026 · Janus Open II (std)	, 1487
2,	Jonas Lutzen, Jan 2026 · Janus Open II (std)	, 1410

#	Opponent	Overall	Rating
1,	Leif Anderssen, Highest-rated meeting: Jan 2026 · Janus Open II (std)	, 0/1	, 1566
2,	Bjorgvin Lenvig, Highest-rated meeting: Jan 2026 · Janus Open II (std)	, 1/1	, 1487
3,	David Lutzen, Highest-rated meeting: Jan 2025 · Janus Open (std)	, 0/1	, 1455
4,	Andrew M. Xin, Highest-rated meeting: Jan 2025 · Janus Open (std)	, 0/1	, 1438
5,	Jonas Lutzen, Highest-rated meeting: Jan 2026 · Janus Open II (std)	, 1/1	, 1410

2 events

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

Year	Games	Score	Avg opp	TPR
2025	2	0	1447	—

Games count in the month they were played. Each month and year is one performance rating over all of its rated games.

Janus Open II (std), 1613
Jan 2026Swissfederation source
Best of 2026Score 3/4Opp avg 1488
Janus Open (std), 2 rated games
Jan 2025Swissfederation source
Score 2/4Opp avg 1447

Live rating: FIDE’s November list plus every rated game played since. Not affiliated with FIDE.