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SF MARATHON 2026

Alvin Tsuei

Bib: 6706•M•Age: 27

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 22%
Gender (Male)
#0 / 5052
Top 26%
Division (M25-29)
#0 / 1176
Top 28%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2M
18:37
Rank: #2932
Start → 2M
18:37 | 9:18/mi
4M
37:14
Rank: #2899 (+33)
2M → 4M
18:37 | 9:19/mi
6M
55:06
Rank: #2611 (+288)
4M → 6M
17:52 | 8:56/mi
8M
1:12:35
Rank: #2414 (+197)
6M → 8M
17:29 | 8:44/mi
9.6M
1:27:03
Rank: #2246 (+168)
8M → 9.6M
14:28 | 9:02/mi
10M
1:29:31
Rank: #2229 (+17)
9.6M → 10M
2:28 | 6:10/mi
10.5M
1:35:21
Rank: #2178 (+51)
10M → 10.5M
5:50 | 11:40/mi
12M
1:47:55
Rank: #2114 (+64)
10.5M → 12M
12:34 | 8:23/mi
14M
2:07:01
Rank: #2085 (+29)
12M → 14M
19:06 | 9:33/mi
16M
2:21:14
Rank: #1865 (+220)
14M → 16M
14:13 | 7:06/mi
18M
2:41:49
Rank: #1946 (-81)
16M → 18M
20:35 | 10:18/mi
20M
2:59:48
Rank: #1840 (+106)
18M → 20M
17:59 | 8:59/mi
22M
3:16:09
Rank: #1690 (+150)
20M → 22M
16:21 | 8:10/mi
24M
3:35:28
Rank: #1630 (+60)
22M → 24M
19:19 | 9:40/mi
Finish· 26.22 mi
3:56:10
Rank: #1570 (+60)
24M → Finish
20:42 | 9:20/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:07:01
Pace9:04 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:49:09
Pace8:56 /mi
📊Negative Split: 14.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:46:3918:379:1818:37
9:18
-
4M
4.00 mi06:05:1637:149:1918:37
9:19
+0:01
6M
6.00 mi06:23:0855:069:1117:52
8:56
-0:23
8M
8.00 mi06:40:371:12:359:0417:29
8:44
-0:12
9.6M
9.60 mi06:55:051:27:039:0414:28
9:02
+0:18
10M
10.00 mi06:57:331:29:318:572:28
6:10
-2:52
10.5M
10.50 mi07:03:231:35:219:055:50
11:40
+5:30
12M
12.00 mi07:15:571:47:559:0012:34
8:23
-3:17
14M
14.00 mi07:35:032:07:019:0419:06
9:33
+1:10
16M
16.00 mi07:49:162:21:148:5014:13
7:06
-2:27
18M
18.00 mi08:09:512:41:498:5920:35
10:18
+3:12
20M
20.00 mi08:27:502:59:488:5917:59
8:59
-1:19
22M
22.00 mi08:44:113:16:098:5516:21
8:10
-0:49
24M
24.00 mi09:03:303:35:288:5919:19
9:40
+1:30
Finish
26.22 mi09:24:123:56:109:0120:42
9:20
-0:20

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:10 /mi

Average Pace

9:01 /mi

Slowest Pace

11:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

45:36

19% of race

Time at Steady Pace

2:24:50

61% of race

Time at Slower Pace

45:44

19% of race

Average Pace: 9:00 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:46:3918:379:1818:37
9:18
#2932
4M
4.00 mi06:05:1637:149:1918:37
9:19
#2899
6M
6.00 mi06:23:0855:069:1117:52
8:56
#2611
8M
8.00 mi06:40:371:12:359:0417:29
8:44
#2414
9.6M
9.60 mi06:55:051:27:039:0414:28
9:02
#2246
10M
10.00 mi06:57:331:29:318:572:28
6:10
#2229
10.5M
10.50 mi07:03:231:35:219:055:50
11:40
#2178
12M
12.00 mi07:15:571:47:559:0012:34
8:23
#2114
14M
14.00 mi07:35:032:07:019:0419:06
9:33
#2085
16M
16.00 mi07:49:162:21:148:5014:13
7:06
#1865
18M
18.00 mi08:09:512:41:498:5920:35
10:18
#1946
20M
20.00 mi08:27:502:59:488:5917:59
8:59
#1840
22M
22.00 mi08:44:113:16:098:5516:21
8:10
#1690
24M
24.00 mi09:03:303:35:288:5919:19
9:40
#1630
Finish
26.22 mi09:24:123:56:109:0120:42
9:20
#1570
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 25%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:18

Segment Time

9:13/mi

Pace

0.90 mi

Distance

Overall

1826

Men

1569

Division

398

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi293224035871886(Top 26%)1588(Top 31%)409(Top 35%)
4M4.00 mi2.00 mi2899+332385+18584+32895(Top 40%)2383(Top 47%)592(Top 50%)
6M6.00 mi2.00 mi2611+2882163+222525+592071(Top 29%)1770(Top 35%)424(Top 36%)
8M8.00 mi2.00 mi2414+1972023+140493+321988(Top 28%)1683(Top 33%)414(Top 35%)
9.6M9.60 mi1.60 mi2246+1681903+120455+381709(Top 24%)1472(Top 29%)366(Top 31%)
10M10.00 mi0.40 mi2229+171892+11454+12058(Top 29%)1752(Top 35%)431(Top 37%)
10.5M10.50 mi0.50 mi2178+511852+40445+91871(Top 26%)1603(Top 32%)404(Top 34%)
12M12.00 mi1.50 mi2114+641790+62437+81886(Top 26%)1588(Top 31%)409(Top 35%)
14M14.00 mi2.00 mi2085+291760+30430+72034(Top 28%)1728(Top 34%)416(Top 35%)
16M16.00 mi2.00 mi1865+2201578+182389+411084(Top 15%)929(Top 18%)248(Top 21%)
18M18.00 mi2.00 mi1946-811648-70410-212632(Top 37%)2099(Top 42%)532(Top 45%)
20M20.00 mi2.00 mi1840+1061558+90389+211400(Top 20%)1171(Top 23%)305(Top 26%)
22M22.00 mi2.00 mi1690+1501427+131367+221052(Top 15%)887(Top 18%)241(Top 20%)
24M24.00 mi2.00 mi1630+601368+59351+161391(Top 19%)1118(Top 22%)284(Top 24%)
Finish26.22 mi2.22 mi1570+601312+56335+161485(Top 21%)1184(Top 23%)307(Top 26%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 26%
×1human
+6ft-11ft

Overall

1886

Males

1588

M25-29

411

2M→4M

2.0 - 4.0 mi

Top 40%
×4stories
+75ft-70ft

Overall

2895

Males

2383

M25-29

595

4M→6M

4.0 - 6.0 mi

Top 29%
×5stories
+71ft-18ft

Overall

2071

Males

1770

M25-29

427

6M→8M

6.0 - 8.0 mi

Top 28%
×9stories
+106ft-21ft

Overall

1988

Males

1683

M25-29

417

8M→9.6M

8.0 - 9.6 mi

Top 24%
×13stories
+117ft-177ft

Overall

1709

Males

1472

M25-29

368

9.6M→10M

9.6 - 10.0 mi

Top 29%
×1story
+17ft-12ft

Overall

2058

Males

1752

M25-29

433

10M→10.5M

10.0 - 10.5 mi

Top 26%
×9stories
+0ft-102ft

Overall

1871

Males

1603

M25-29

408

10.5M→12M

10.5 - 12.0 mi

Top 26%
×18stories
+304ft-125ft

Overall

1886

Males

1588

M25-29

411

12M→14M

12.0 - 14.0 mi

Top 28%
×9stories
+99ft-125ft

Overall

2034

Males

1728

M25-29

419

14M→16M

14.0 - 16.0 mi

Top 15%
×9stories
+124ft-78ft

Overall

1084

Males

929

M25-29

248

16M→18M

16.0 - 18.0 mi

Top 37%
×8stories
+106ft-45ft

Overall

2632

Males

2099

M25-29

534

18M→20M

18.0 - 20.0 mi

Top 20%
×3stories
+52ft-26ft

Overall

1400

Males

1171

M25-29

305

20M→22M

20.0 - 22.0 mi

Top 15%
×21stories
+17ft-266ft

Overall

1052

Males

887

M25-29

241

22M→24M

22.0 - 24.0 mi

Top 19%
×3stories
+70ft-85ft

Overall

1391

Males

1118

M25-29

284

24M→Finish

24.0 - 26.2 mi

Top 21%
~flat
+2ft-2ft

Overall

1485

Males

1184

M25-29

307

Passing Analysis

Category:
Athletes Passed
1760*
Passed By
398
Net Change
+1362
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2932
2M → 4M135*102+33#2932#2899
4M → 6M2935+288#2899#2611
6M → 8M206*9+197#2611#2414
8M → 9.6M180*12+168#2414#2246
9.6M → 10M214+17#2246#2229
10M → 10.5M598+51#2229#2178
10.5M → 12M9127+64#2178#2114
12M → 14M58*29+29#2114#2085
14M → 16M229*9+220#2085#1865
16M → 18M56137-81#1865#1946
18M → 20M117*11+106#1946#1840
20M → 22M152*2+150#1840#1690
22M → 24M86*26+60#1690#1630
24M → Finish77*17+60#1630#1570
TOTALS1760*398+1362

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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