Karl Stuart Kingma

USA · 33 yrs · K=20 · Peak 1788 (Mar 2024)

Best performance: 1719 at Vladimir Naroditsky Memorial Tuesday Night Marathon - U1800 Round 5-7(Best of 2022)

OCT26 Rating

1776

Live Rating

1776.0

Change

0.0

Games Played

How live ratings are calculated

Rating History · Classical

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Official classical rating by month

List	Rating	Change
Oct 2026	1776	0
Sep 2026	1776	0
Aug 2026	1776	0
Jul 2026	1776	0
Jun 2026	1776	0
May 2026	1776	0
Apr 2026	1776	0
Mar 2026	1776	0
Feb 2026	1776	0
Jan 2026	1776	0
Dec 2025	1776	0
Nov 2025	1776	0

Classical games since the October list

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

	Last played	Score	TPR
	2024 Winter Tuesday Night Marathon - 1600-1999 Round 1-3Nov 5, 2024 – Nov 19, 2024	0/1	—

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

Event timeline · Classical

19 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.

2024 Winter Tuesday Night Marathon - 1600-1999 Round 1-3—(1)
Nov 2024Swissfederation source
Score 0/1Opp avg 1705Start 1788
Winter Tuesday Night Marathon - 1600-1999 Round 4-7—(1)
Nov – Dec 2023Swissfederation source
Score 0/1Opp avg 1455Start 1673
Winter Tuesday Night Marathon - 1600-1999 Round 1-31603
Nov 2023Swissfederation source
Best of 2023Score 2/3Opp avg 1478Start 1673
2023 Fall Tuesday Night Marathon - 1600-1999 Round 5-7—(1)
Oct 2023Swissfederation source
Score ½/1Opp avg 1580Start 1679
2023 Fall Tuesday Night Marathon - 1600-1999 Round 1-4—(0)
Sep 2023Swissfederation source
Score 1/1Start 1679
WIM Ruth Haring Memorial Tuesday Night Marathon - 1600 to 1999 Round 4-71576
Aug 2023Swissfederation source
#2 in 2023Score 2/4Opp avg 1576Start 1663
WIM Ruth Haring Memorial Tuesday Night Marathon - 1600 to 1999 Round 1-32297
Jul 2023Swissfederation source
Score 3/3Opp avg 1497Start 1663
2023 Spring Tuesday Night Marathon - 1600-1999 Rounds 4-7—(2)
Mar – Apr 2023Swissfederation source
Score 0/2Opp avg 1919Start 1651
2023 Spring Tuesday Night Marathon - 1600-1999 Rounds 1-3—(2)
Mar 2023Swissfederation source
Score 3/3Opp avg 1524Start 1651
2023 New Year Tuesday Night Marathon - 1600-1999 Rounds 4-7—(2)
Jan – Feb 2023Swissfederation source
Score 3/3Opp avg 1546Start 1619
2023 New Year Tuesday Night Marathon - 1600-1999 Rounds 1-3—(0)
Jan 2023Swissfederation source
Score 1/1Start 1619
Felix German Memorial Tuesday Night Marathon - 1600-1999 Round 4-7—(2)
Nov – Dec 2022Swissfederation source
Score 2/4Opp avg 1738Start 1565
Felix German Memorial Tuesday Night Marathon - 1600-1999 Round 1-3—(2)
Nov 2022Swissfederation source
Score 1½/2Opp avg 1716Start 1565
Vladimir Naroditsky Memorial Tuesday Night Marathon - U1800 Round 5-71719
Oct 2022Swissfederation source
Best of 2022Score 2½/3Opp avg 1446Start 1538
Vladimir Naroditsky Memorial Tuesday Night Marathon - U1800 Round 1-4—(2)
Sep 2022Swissfederation source
Score 3/4Opp avg 1404Start 1552
2nd Peter Grey Memorial Tuesday Night Marathon - u1800 Round 4-7—(1)
Aug 2022Swissfederation source
Score 3/4Opp avg 1247Start 1546
2nd Peter Grey Memorial Tuesday Night Marathon - u1800 Round 1-3—(0)
Jul 2022Swissfederation source
Score 0/1Start 1546
Falconer Tuesday Night Marathon - Under 1800 Rounds 5-7—(2)
Mar – Apr 2022Swissfederation source
Score 1½/3Opp avg 1482
Falconer Tuesday Night Marathon - Under 1800 Rounds 1-42256
Mar 2022Swissfederation source
Score 4/4Opp avg 1456

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