Calvin Koo

USA · 19 yrs · K=40 · Peak 1705 (Mar 2024)

OCT26 Rating

1705

Live Rating

1705.0

Change

0.0

Games Played

Rating History · Classical

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Classical games since the October list

No rated standard games this rating periodsince the OCT26 list (Oct 1, 2026)

	Last played	Score	TPR
	Berkeley Weekend Fun - Jan 2020Jan 11, 2020 – Jan 12, 2020TPR 986	1/4	986

The live rating moves only when new rated games are played. Until then it matches the published rating.

9 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.

Berkeley Weekend Fun - Jan 2020986
Jan 2020Swissfederation source
Score 1/4Opp avg 1786Start 1488
Burger Memorial Championship 2020 - Open Section1808
Jan 2020Swissfederation source
Best of 2020Score 1½/4Opp avg 1895Start 1488
IM Donaldson Championship 2019 - A—(2)
Dec 2019Swissfederation source
Score 2½/3Opp avg 1829Start 1400
2019 Class Warfare Championship - U19001477
Nov – Dec 2019Swissfederation source
Best of 2019Score 3½/6Opp avg 1477Start 1400
2019 IM Tate Memorial Championship - U1600—(2)
Oct 2019Swissfederation source
Score 3/4Opp avg 1499
2019 Bay Area Chess Fall Championship - A—(2)
Sep 2019Swissfederation source
Score 1/2Opp avg 1444
BAC August Championship - U20001281
Aug 2019Swissfederation source
#2 in 2019Score 1½/3Opp avg 1281
2019 BAC Summer Championship - U2000—(0)
Jul 2019Swissfederation source
Score ½/3
FM Eric Schiller Memorial Championship - A—(1)
Mar 2019Swissfederation source
Score ½/2Opp avg 1470

Live ratings projected from the OCT26 published list · Not affiliated with FIDE