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Jason Jun-san Lo

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HKG · 17 yrs · K=40 · Peak 1625 (Apr 2025)

Best performance: 1694 at KCA Standard Open 2025 (Jan - Feb)(Best of 2025)

NOV26 Rating

1583

Live Rating

1583.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Nov 202615830
Oct 202615830
Sep 202615830
Aug 202615830
Jul 202615830
Jun 202615830
May 202615830
Apr 20261583-1
Mar 202615840
Feb 202615840
Jan 202615840
Dec 20251584+1

Form · Classical

oldest → latest

From 32 classical games on record, the latest on Apr 22, 2025.

Classical games since the November list

No rated standard games this rating periodsince the NOV26 list (Nov 1, 2026)

Last playedScore
KCA Standard Invitational U1800Apr 21, 2025 – Apr 22, 2025TPR 15514½/10

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

Best wins · Classical

From 24 rated classical games against rated opponents, 2023–2025

#OpponentRating
1, Vasilisa Miridonova, Feb 2025 · KCA Standard Open 2025 (Jan - Feb), 1848
2, Nok Hang Jonathan Ho, Apr 2025 · KCA Standard Invitational U1800, 1604
3, Tsz Man Ryan Qian, Sep 2024 · Hong Kong Open 2024, 1602

Event timeline · Classical

5 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.

Performance rating by year

YearGamesScoreAvg oppTPR
202515716231602
202462½15961539
2023301463663

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

Live ratings projected from the NOV26 published list · Not affiliated with FIDE