Jan Kosior

POL · 22 yrs · K=20 · Peak 1798 (Mar 2024)

Best performance: 2087 at LITOMYSL OPEN 2019 A - FIDE open(Best of 2020)

OCT26 Rating

1798

Live Rating

1798.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

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

	Last played	Score	TPR
	Wroclaw OPEN 2021- group BAug 1, 2021 – Aug 8, 2021TPR 1710	6/9	1710

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

Event timeline · Classical

14 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.

Wroclaw OPEN 2021- group B1710
Aug 2021Swissfederation source
#2 in 2021Score 6/9Opp avg 1585Start 1606
IV Liga Dolnoslaska 2020/2021 - okreg wroclawski r 1, 7-10—(2)
Mar – Jun 2021Teamfederation source
Score 1/2Opp avg 1337Start 1582
IV Liga Dolnoslaska 2020/2021 - okreg wroclawski r 3-61857
Mar – May 2021Teamfederation source
Best of 2021Score 2½/3Opp avg 1584Start 1582
IV Liga Dolnoslaska 2020/2021 - okreg wroclawski r 1-2—(2)
Mar 2021Teamfederation source
Score 2/2Opp avg 1114Start 1582
56th Akiba Rubinstein Chess Festival - Open C1513
Aug 2020Swissfederation source
#2 in 2020Score 3/9Opp avg 1638Start 1653
IV Liga 2019/2020 - Wroclaw-Zachod Round 10-11—(1)
Nov 2019 – Mar 2020Teamfederation source
Score 2/2Opp avg 1596Start 1565
VIII Puchar DZSzach - Grupa A1465
Feb 2020Swissfederation source
#3 in 2020Score 5½/9Opp avg 1385Start 1703
LITOMYSL OPEN 2019 A - FIDE open2087
Dec 2019 – Jan 2020Swissfederation source
Best of 2020Score 5/9Opp avg 2044Start 1537
POLFINAL MISTRZOSTW POLSKI JUNIOROW 2019 - C151492
Nov 2019Swissfederation source
#3 in 2019Score 4½/9Opp avg 1492Start 1565
55. Miedzynarodowy Festiwal Szachowy im. A.Rubinsteina OPEN C1525
Aug 2019Swissfederation source
#2 in 2019Score 4½/9Opp avg 1525Start 1442
Wroclaw Open 20191747
Aug 2019Swissfederation source
Best of 2019Score 4½/9Opp avg 1747Start 1442
IV DLS Okreg Wroclawski i podwroclawski 2018/2019 ROund 18-19—(2)
Oct 2018 – Apr 2019Teamfederation source
Score ½/2Opp avg 1720Start 1475
IV DLS Okreg Wroclawski i podwroclawski 2018/2019 Round 14-17—(2)
Oct 2018 – Mar 2019Teamfederation source
Score 0/2Opp avg 1608Start 1475
IV DLS Okreg Wroclawski i podwroclawski 2018/2019 Round10-131379
Oct 2018 – Feb 2019Individualfederation source
#4 in 2019Score 1½/4Opp avg 1466Start 1475

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