Nelson III Mariano

PHI · 36 yrs · K=20 · Peak 2321 (May 2014)

Best performance: 2474 at Asean Chess Championships 2010 - Open(Best of 2010)

NOV26 Rating

2162

Live Rating

2162.0

Change

0.0

Games Played

How live ratings are calculated

Rating History · Classical

Loading chart…

Official classical rating by month

List	Rating	Change
Nov 2026	2162	0
Oct 2026	2162	0
Sep 2026	2162	0
Aug 2026	2162	0
Jul 2026	2162	0
Jun 2026	2162	0
May 2026	2162	0
Apr 2026	2162	0
Mar 2026	2162	0
Feb 2026	2162	0
Jan 2026	2162	0
Dec 2025	2162	0

Working toward the International Master title2 tracked norms · 18/27 gamesrating 2321 of 2400composition metdetails ↓

Form · Classical

oldest → latest

Unbeaten in the last 7 games (2 wins, 5 draws), since Sep 10, 2022.

From 302 classical games on record, the latest on Dec 21, 2024.

Classical games since the November list

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

	Last played	Score	TPR
	4th AQ Prime Standard Open Chess TournamentDec 20, 2024 – Dec 21, 2024TPR 1617	3/5	1617

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

Title Progress

IM title progress

Working toward the International Master title

Tracked norms: 2 · 18 of 27 games credit

Rating: peak 2321, needs 2400

No outstanding composition requirement

Thailand Open Chess Championship 2011 Apr 20116/9Rp 2475

projectedAsean Chess Championships 2010 - Open Dec 20105/9Rp 2474

Based on events we cover plus the FIDE norm registers of all federations. Norms filed elsewhere may not show up here yet.

Best wins · Classical

From 243 rated classical games against rated opponents, 2009–2024

#	Opponent	Rating
1,	GM Niaz Murshed, 12th IGB Dato Arthur Tan Malaysian Open Chess Championship 2015, Sep 2015	, 2450
2,	IM Ronald Dableo, 3rd Penang Heritage City International Chess Open 2011, Dec 2011	, 2445
3,	IM Aleksandar H Wohl, 9th Asian Continental Men's Chess Championship, Apr 2010	, 2441
4,	IM Ronald Dableo, 10th IGB Dato’ Arthur Tan International Open Chess Championship 2013, Aug 2013	, 2417
5,	GM Wei Ming Kevin Goh, Asean Chess Championships 2010 - Open, Dec 2010	, 2404
6,	IM Emmanuel Senador, 9th Asian Continental Men's Chess Championship, Apr 2010	, 2401
7,	GM Tuan Minh Tran, Manny Pacquiao Cup Asian Continental Championship - Men, May 2013	, 2399
8,	IM Hafizulhelmi Mas, 2nd Asean Chess Championships 2011 - Open, Dec 2011	, 2398
9,	GM Roy Saptarshi, Thailand Open Chess Championship 2011, Apr 2011	, 2395
10,	FM Yi Ren Daniel Chan, Asean Chess Championships 2010 - Open, Dec 2010	, 2394

#	Opponent	Score	Rating
1,	GM Sune Berg Hansen, Thailand Open Chess Championship 2011, Apr 2011	, 0/1	, 2603
2,	GM Jaan Ehlvest, Fujairah INT Chess CH 2012"Mastar Tournament", Nov 2012	, 0/1	, 2597
3,	GM Vitaly Sivuk, 6th Johor International Chess Open 2019, Dec 2019	, 0/1	, 2588
4,	GM Suat Atalik, DYTM Raja Dr Nazrin Shah KL International Open Chess Championships 2014, Apr 2014	, 0/1	, 2562
5,	GM Susanto Megaranto, 11th IGB Dato’ Arthur Tan International Open Chess Championship 2014, Sep 2014	, ½/2	, 2554
6,	GM Sang Cao, Asean Chess Championships 2010 - Open, Dec 2010	, 1/3	, 2547
7,	GM Shanglei Lu, 10th IGB Dato’ Arthur Tan International Open Chess Championship 2013, Aug 2013	, ½/1	, 2538
8,	GM Thien Hai Dao, Zone 3.3 Open Zonals, Jan 2013	, 0/1	, 2531
9,	GM Bayarsaikhan Gundavaa, Manny Pacquiao Cup Asian Continental Championship - Men, May 2013	, ½/2	, 2528
10,	GM John Paul Gomez, Asean Chess Championships 2010 - Open, Dec 2010	, ½/1	, 2522

Openings · Classical

From the moves of 7 of 302 classical games on record.

As WhiteOpens 1.e4 in 4 of 4 games.

As BlackMeets 1.d4 with 1...Nf6.

All openings (1 as White)

Openings in White games	Games	Score
Sicilian Defense	3	50%

1 more game in an opening played fewer than 3 times.

Event timeline · Classical

36 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

Year	Games	Score	Avg opp	TPR
2024	4	2	1617	1617
2022	17	10½	2033	2120
2019	30	18½	2039	2126
2018	24	13½	2220	2263
2017	1	½	1865	—
2016	1	0	1777	—
2015	19	7½	2318	2238
2014	26	16	2166	2253
2013	29	15½	2308	2329
2011	35	18½	2301	2322
2010	31	15½	2249	2249
2009	16	5	2335	2194

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

4th AQ Prime Standard Open Chess Tournament1617
Dec 2024Swissfederation source
Best of 2024Score 3/5Opp avg 1617Start 2196
17th Dato Arthur Tan Malaysian Open Chess Championship 20222141
Sep 2022Swissfederation source
Best of 2022Score 5/9Opp avg 2098Start 2201
Blue Chevaliers Open 2022 - Phuket2099
Jul 2022Swissfederation source
#2 in 2022Score 6/9Opp avg 1974Start 2207
6th Johor International Chess Open 20192056
Dec 2019Swissfederation source
#3 in 2019Score 5/9Opp avg 2013Start 2235
Thailand Pattaya Open Chess Championship 20192147
Oct 2019Swissfederation source
#2 in 2019Score 6½/9Opp avg 1981Start 2283
2019 National Chess Champuonship Semi Finals (Open)2042
Oct 2019Swissfederation source
#4 in 2019Score 4½/9Opp avg 2042Start 2283
MCCC Invitational FiDE Rated Chess Tournament2416
Apr 2019Swissfederation source
Best of 2019Score 6/7Opp avg 2223Start 2268
5th Johor International Chess Open 20182234
Dec 2018Swissfederation source
#3 in 2018Score 5/9Opp avg 2234Start 2275
15th IGB Dato Arthur Tan Malaysian Open Chess Championship 20182317
Aug 2018Swissfederation source
Best of 2018Score 6/9Opp avg 2192Start 2248
National Team Eliminations (Men)2240
Jun 2018Swissfederation source
#2 in 2018Score 3½/7Opp avg 2240Start 2249
2017 National Championship Semifinals Mens—(1)
Jul 2017Swissfederation source
Score ½/2Opp avg 1865Start 2257
2016 National Open - Semi Finals (Open)—(1)
Jun 2016Swissfederation source
Score ½/3Opp avg 1777Start 2275
Philippine International Chess Championship 20152195
Nov 2015Swissfederation source
#2 in 2015Score 2½/10Opp avg 2388Start 2301
12th IGB Dato Arthur Tan Malaysian Open Chess Championship 20152284
Sep 2015Swissfederation source
Best of 2015Score 5/9Opp avg 2241Start 2301
1st Johor International Chess Open 20142167
Dec 2014Swissfederation source
#3 in 2014Score 5½/9Opp avg 2026Start 2312
11th IGB Dato’ Arthur Tan International Open Chess Championship 20142270
Sep 2014Swissfederation source
#2 in 2014Score 5/9Opp avg 2227Start 2321
DYTM Raja Dr Nazrin Shah KL International Open Chess Championships 20142311
Apr 2014Swissfederation source
Best of 2014Score 5½/9Opp avg 2231Start 2318
5th Penang Heritage City International Chess Open 20132356
Dec 2013Swissfederation source
#2 in 2013Score 6½/9Opp avg 2190Start 2304
10th IGB Dato’ Arthur Tan International Open Chess Championship 20132338
Aug 2013Swissfederation source
#3 in 2013Score 6/9Opp avg 2243Start 2292
Manny Pacquiao Cup Asian Continental Championship - Men2382
May 2013Swissfederation source
Best of 2013Score 3½/9Opp avg 2432
Zone 3.3 Open Zonals2330
Jan 2013Swissfederation source
#4 in 2013Score 4½/9Opp avg 2455
1st Chairman's Cup International Chess Championship—(2)
Jan 2013Swissfederation source
Score 5/9Opp avg 2447
Fujairah INT Chess CH 2012"Mastar Tournament"2170
Nov 2012Swissfederation source
Best of 2012Score 2½/9Opp avg 2336Start 2270
12th UAAP Chess Team Championship 2012—(1)
Jan – Feb 2012Teamfederation source
Score 5½/12Opp avg 2233Start 2268
2nd Asean Chess Championships 2011 - Open2275
Dec 2011Swissfederation source
#3 in 2011Score 2½/9Opp avg 2441Start 2249

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