Player profile

Lo, Jason Jun-san

Standard: 1583 Rapid: 1655 Blitz: 1793 (last updated 2026-10-02)

FIDE ID: 6007970 (view FIDE profile)

Federation: HKG Sex: M Birth Year: 2009 Age: 17

Title: — Women's title: — Other title: — FOA title: —

Games: 11 Wins: 5 (45%) Draws: 0 (0%) Losses: 5 (45%) Other: 1

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Dossier

10 of 11 games analyzed.

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Openings

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As White 5 games 3W 0D 2L

Nimzo-Larsen Attack 3 games 2W 0D 1L

Modern Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Classical Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

(unspecified) 1 game 1W 0D 0L

Hungarian Opening 2 games 1W 0D 1L

Reversed Modern Defense 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

(unspecified) 1 game 1W 0D 0L

As Black 3 games 2W 0D 1L

Owen Defense 2 games 1W 0D 1L

(unspecified) 2 games 1W 0D 1L

Caro-Kann Defense 1 game 1W 0D 0L

Exchange Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Blunders Top 4 of 65

This player's costliest moves in analyzed games. Can you find the winning move?

2026.06.18 · 38. Rgg5 (−95.1% win chance) 1-0

Zhou, Tony

Lo, Jason Jun-san

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????.??.?? · 24. Nc2 (−64.7% win chance) 0-1

Kannappan, Thanneermalai

Lo, Jason Jun-san

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2026.06.19 · 33... Rd2 (−47.1% win chance) 1-0

Lo, Jason Jun-san

Wong, Lok Him

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2026.06.19 · 31... Rd5 (−42% win chance) 1-0

Lo, Jason Jun-san

Wong, Lok Him

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Games Showing all 11 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.06.20	Round 9: Lo, Jason Jun-san - Chung, Kwok Kwan	9.7	2026.06.20 Chung, Kwok Kwan (6017312) (1557)	0	83.60%	1. g3 d5 2. Bg2 c5 3. c4 e6
2026.06.20	Round 8: Lo, Jason Jun-san - Liang, Zhiming	8.19	2026.06.20 Liang, Zhiming (8672989) (1508)	1	90.90%	1. b3 e5 2. Bb2 Nc6 3. Nc3 Nf6
2026.06.20	Round 7: Liagre, Nicolas Gonzague Henri - Lo, Jason Jun-san	7.19	2026.06.20 Liagre, Nicolas Gonzague Henri (6002390) (1764)	1	90.60%	1. e4 c6 2. d4 d5 3. exd5 cxd5
2026.06.19	Round 6: Wong, Lok Him - Lo, Jason Jun-san	6.19	2026.06.19 Wong, Lok Him (6016073) (1611)	0	62.90%	1. e4 b6 2. d4 Bb7 3. Nc3 e6
2026.06.19	Round 5: Lo, Jason Jun-san - Mahajan, Ritesh	5.13	2026.06.19 Mahajan, Ritesh (6002170) (1719)	0	83.70%	1. b3 d5 2. Bb2 e6 3. Nf3 f5
2026.06.19	Round 4: Lee, Yik Lam - Lo, Jason Jun-san	4.25	2026.06.19 Lee, Yik Lam (6019323)	1	85.60%	1. e4 b6 2. f4 Bb7 3. Nc3 Nc6
2026.06.18	Round 2: Lo, Jason Jun-san - Zhou, Tony	2.13	2026.06.18 Zhou, Tony (6015549) (1877)	1	53.90%	1. g3 d5 2. Bg2 Nf6 3. c4 c6
2026.06.18	Round 1: Lo, Jason Jun-san - Lin, Chi	1.13	2026.06.18 Lin, Chi (8658900)	1	-	1. b3 e6 2. Bb2 f5 3. e3 Nf6
????.??.??	Hong Kong Summer International Open Blitz 2024	2.40	????.??.?? Lau, Jonas Yee Shun (6012116) (1412)	*	-
????.??.??	Asian Rapid Chess Team Championship 2024	9.43	????.??.?? Kannappan, Thanneermalai (6003648) (1901)	0	58.60%	1. g3 g6 2. Bg2 Bg7 3. c3 d5
????.??.??	Asian Rapid Chess Team Championship 2024	1.37	????.??.?? Lam, Daniel King Wai (6001238) (2088)	0	85.30%	1. e4 b6 2. d4 Bb7 3. Nd2 e6