Christoffer Undrum

NOR · 16 yrs · K=40 · Peak 1622 (Dec 2025)

Best performance: 1795 at Sarpsborg SK hostturneringen 2025 R 4-6(Best of 2025)

World #=142339 live2716#139,623 publishedNorway #=1390

OCT26 Rating

1622

Live Rating

1622.0

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
	Sarpsborg Sjakklubb varturneringen 2026 R 11-13Apr 10 – Apr 24	1/2	—

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

Event timeline · Classical

17 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.

Sarpsborg Sjakklubb varturneringen 2026 R 11-13—(2)
Apr 2026Swissfederation source
Score 1/2Opp avg 1690Start 1594
Klubbmesterkskapet Indre Ostfold Sjakkselskap 2026—(1)
Mar – Apr 2026Swissfederation source
Score 2/2Opp avg 1613Start 1610
Sarpsborg Sjakklubb varturneringen 2026 R 7-10—(1)
Mar 2026Swissfederation source
Score 0/1Opp avg 1657Start 1610
Sarpsborg Sjakklubb varturneringen 2026 R 4-81589
Jan – Feb 2026Swissfederation source
Best of 2026Score 1/3Opp avg 1714Start 1590
Ostlandsserien div 4 A 2025-2026 R 4—(1)
Feb 2026Teamfederation source
Score 1/1Opp avg 1555Start 1592
Sarpsborg Sjakklubb varturneringen 2026 R 2-3—(2)
Jan 2026Swissfederation source
Score 1/2Opp avg 1796Start 1590
Ostlandsserien div 4 A 2025-2026 R 3—(1)
Jan 2026Teamfederation source
Score 0/1Opp avg 1616Start 1590
Indre Ostfold Hostturneringa 20251578
Nov – Dec 2025Swissfederation source
#2 in 2025Score 3/6Opp avg 1665Start 1608
Ostlandsserien div 4 A 2025-2026 R 2—(1)
Dec 2025Teamfederation source
Score 0/1Opp avg 1594Start 1622
Sarpsborg SK hostturneringen 2025 R 7-9—(2)
Oct – Nov 2025Swissfederation source
Score 1/2Opp avg 1706Start 1572
Sarpsborg SK hostturneringen 2025 R 4-61795
Oct 2025Swissfederation source
Best of 2025Score 2/3Opp avg 1670Start 1572
Sarpsborg SK hostturneringen 2025 R 1-3—(2)
Sep 2025Swissfederation source
Score 0/2Opp avg 1851Start 1586
Sarpsborg Varturnering 2025 R 15-182437
May 2025Swissfederation source
Score 3/3Opp avg 1637Start 1506
Sarpsborg Varturnering 2025 R 11-14—(1)
Apr 2025Swissfederation source
Score 0/2Opp avg 1548
Ostfoldmesterskapet i sjakk 20251449
Apr 2025Swissfederation source
#3 in 2025Score 1/4Opp avg 1642
Indre Ostfold Klubbmesterskapet 2025 R 4-7—(1)
Mar 2025Swissfederation source
Score 1½/2Opp avg 1457
Sarpsborg Varturnering 2025 R 8-10—(2)
Mar 2025Swissfederation source
Score 1/3Opp avg 1644

Rated near Christoffer Undrum · Classical

World

#=142339Tord Hauge Nilsen1622.0
#=142339Peter Bechir Zayen1622.0
#=142339Christoffer Undrum1622.0
#=142339Dieter Margraf1622.0
#=142339Yi-Hsuan Wu1622.0

Norway

#=1390Tord Hauge Nilsen1622.0
#=1390Peter Bechir Zayen1622.0
#=1390Christoffer Undrum1622.0
#1395Oliver Miao1621.8
#1396Mihail Veremjov1621.2

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