Grant Porteus

AUS · 48 yrs · K=20 · Peak 1659 (Mar 2025)

Best performance: 1853 at 2025 John Brooke Cup Rounds 3-6(Best of 2025)

World #=146284 live2803#143,481 publishedAustralia #=1201

OCT26 Rating

1612

Live Rating

1612.0

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
	2026 John Brooke Cup Rounds 3-6Sep 2 – Sep 23TPR 1625	2/4	1625

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

Event timeline · Classical

29 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.

2026 John Brooke Cup Rounds 3-61625
Sep 2026Swissfederation source
Best of 2026Score 2/4Opp avg 1625Start 1611
2026 John Brooke Cup Rounds 1-2—(1)
Aug 2026Swissfederation source
Score 1/2Opp avg 1785Start 1617
2026 Perth Club Championship Rounds 7-9—(1)
Apr – May 2026Swissfederation source
Score 1/3Opp avg 1764Start 1628
2026 Perth Club Championship Rounds 3-61565
Apr 2026Swissfederation source
#2 in 2026Score 2/4Opp avg 1690Start 1628
2026 Perth Club Championship Rounds 1-2—(1)
Mar 2026Swissfederation source
Score 1/2Opp avg 1726Start 1636
2025 Norbert Muller Cup Group F Rounds 3-5 plus postponed—(1)
Oct – Nov 2025Round robinfederation source
Score 1½/3Opp avg 1628Start 1651
2025 Norbert Muller Cup Group F Rounds 1-2—(1)
Oct 2025Round robinfederation source
Score 0/2Opp avg 1650Start 1651
2025 John Brooke Cup Rounds 3-61853
Sep 2025Swissfederation source
Best of 2025Score 3/4Opp avg 1660Start 1627
2025 John Brooke Cup Rounds 1-2—(1)
Aug 2025Swissfederation source
Score 1/1Opp avg 1530Start 1619
2025 Fred Maris Cup Group C Rounds 4-5—(0)
Jul 2025Round robinfederation source
Score 0/2Start 1619
2025 Fred Maris Cup Group C Rounds 1-3858
Jun 2025Round robinfederation source
Score 0/3Opp avg 1658Start 1648
2025 Perth Club Championship Rounds 7-91775
Apr – May 2025Swissfederation source
#2 in 2025Score 2/3Opp avg 1650Start 1652
2025 Perth Club Championship Rounds 3-61472
Apr 2025Swissfederation source
#3 in 2025Score 1/4Opp avg 1597Start 1652
2025 Perth Club Championship Rounds 1-2—(1)
Mar 2025Swissfederation source
Score 1/2Opp avg 1769Start 1659
2025 Mary Thomson Cup Div E Rounds 2-52374
Feb 2025Round robinfederation source
Score 4/4Opp avg 1574Start 1634
2024 Norbert Muller Cup Division D Rounds 4-71741
Oct – Nov 2024Swissfederation source
Best of 2024Score 2/3Opp avg 1616Start 1615
2024 Norbert Muller Cup Division D Rounds 1-31672
Oct 2024Swissfederation source
#2 in 2024Score 2/3Opp avg 1547Start 1615
2024 John Brooke Cup Rounds 5-71559
Sep 2024Swissfederation source
#3 in 2024Score 1½/3Opp avg 1559Start 1626
2024 John Brooke Cup Rounds 1-41527
Aug 2024Swissfederation source
#4 in 2024Score 1½/3Opp avg 1527Start 1645
2024 Fred Maris Cup Group F Rounds 4-5—(2)
Jul 2024Swissfederation source
Score 2/2Opp avg 1631Start 1602
2024 Fred Maris Cup Group F Rounds 1-32292
Jun 2024Swissfederation source
Score 3/3Opp avg 1492Start 1552
2024 Perth Club Reserves Rounds 4-71461
May 2024Swissfederation source
#5 in 2024Score 2/4Opp avg 1586Start 1570
2024 Perth Club Reserves Rounds 1-3—(2)
Apr 2024Swissfederation source
Score 0/2Opp avg 1683Start 1601
2024 Mary Thomson Cup Div E Rounds 5-7—(1)
Feb – Mar 2024Swissfederation source
Score 2/2Opp avg 1323Start 1321
2024 Mary Thomson Cup Div E Rounds 1-41218
Jan – Feb 2024Swissfederation source
#6 in 2024Score 2/4Opp avg 1218Start 1321

Rated near Grant Porteus · Classical

World

#=146284Alexander Eaton1612.0
#=146284Elvin Di1612.0
#=146284Grant Porteus1612.0
#=146284Mark Boccalatte1612.0
#=146284Michael Leckie1612.0

Australia

#=1201Alexander Eaton1612.0
#=1201Elvin Di1612.0
#=1201Grant Porteus1612.0
#=1201Mark Boccalatte1612.0
#=1201Michael Leckie1612.0

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