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SF MARATHON 2026

Arthur Lai

Bib: 11055•M•Age: 29

San Francisco

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 21%
Gender (Male)
#0 / 5052
Top 25%
Division (M25-29)
#0 / 1176
Top 27%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
4–285 ft
≈
×23story building
•▲ 1212 ft climb · ▼ 1211 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
8:30/mi
17:00
↓ 11
4M
8:34/mi
34:08
↑ 75↓ 70
6M
8:35/mi
51:19
↑ 71↓ 180.5%
8M
8:21/mi
1:08:02
↑ 106↓ 210.8%
9.6M
9:01/mi
1:22:28
↑ 117↓ 1770.7%
10M
5:53/mi
1:24:49
↑ 17↓ 120.2%
10.5M
11:30/mi
1:30:34
↓ 1023.9%
12M
7:56/mi
1:42:28
↑ 304↓ 1252.3%
14M
9:16/mi
2:01:00
↑ 99↓ 1250.2%
16M
8:13/mi
2:17:27
↑ 124↓ 780.4%
18M
10:02/mi
2:37:31
↑ 106↓ 450.6%
20M
9:08/mi
2:55:47
↑ 52↓ 260.2%
22M
8:35/mi
3:12:58
↓ 2662.4%
24M
9:55/mi
3:32:48
↑ 70↓ 850.1%
Finish· 26.22 mi
9:51/mi
3:54:40
→ flat

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:01:00
Pace8:39 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:53:40
Pace9:18 /mi
📊Negative Split: 6.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:33:4817:008:3017:00
8:30
-
4M
4.00 mi05:50:5634:088:3217:08
8:34
+0:04
6M
6.00 mi06:08:0751:198:3317:11
8:35
+0:01
8M
8.00 mi06:24:501:08:028:3016:43
8:21
-0:14
9.6M
9.60 mi06:39:161:22:288:3514:26
9:01
+0:40
10M
10.00 mi06:41:371:24:498:292:21
5:53
-3:08
10.5M
10.50 mi06:47:221:30:348:385:45
11:30
+5:37
12M
12.00 mi06:59:161:42:288:3211:54
7:56
-3:34
14M
14.00 mi07:17:482:01:008:3918:32
9:16
+1:20
16M
16.00 mi07:34:152:17:278:3516:27
8:13
-1:03
18M
18.00 mi07:54:192:37:318:4520:04
10:02
+1:49
20M
20.00 mi08:12:352:55:478:4718:16
9:08
-0:54
22M
22.00 mi08:29:463:12:588:4617:11
8:35
-0:33
24M
24.00 mi08:49:363:32:488:5219:50
9:55
+1:20
Finish
26.22 mi09:11:283:54:408:5721:52
9:51
-0:04

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

5:53 /mi

Average Pace

8:57 /mi

Slowest Pace

11:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

14:15

6% of race

Time at Steady Pace

2:14:22

57% of race

Time at Slower Pace

1:26:03

37% of race

Average Pace: 8:57 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:33:4817:008:3017:00
8:30
#1418
4M
4.00 mi05:50:5634:088:3217:08
8:34
#1409
6M
6.00 mi06:08:0751:198:3317:11
8:35
#1392
8M
8.00 mi06:24:501:08:028:3016:43
8:21
#1367
9.6M
9.60 mi06:39:161:22:288:3514:26
9:01
#1387
10M
10.00 mi06:41:371:24:498:292:21
5:53
#1381
10.5M
10.50 mi06:47:221:30:348:385:45
11:30
#1374
12M
12.00 mi06:59:161:42:288:3211:54
7:56
#1338
14M
14.00 mi07:17:482:01:008:3918:32
9:16
#1347
16M
16.00 mi07:34:152:17:278:3516:27
8:13
#1448
18M
18.00 mi07:54:192:37:318:4520:04
10:02
#1515
20M
20.00 mi08:12:352:55:478:4718:16
9:08
#1496
22M
22.00 mi08:29:463:12:588:4617:11
8:35
#1481
24M
24.00 mi08:49:363:32:488:5219:50
9:55
#1460
Finish
26.22 mi09:11:283:54:408:5721:52
9:51
#1487
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 21%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:06

Segment Time

9:00/mi

Pace

0.90 mi

Distance

Overall

1498

Men

1300

Division

324

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi141812382891181(Top 16%)1033(Top 20%)279(Top 24%)
4M4.00 mi2.00 mi1409+91226+122891448(Top 20%)1256(Top 25%)297(Top 25%)
6M6.00 mi2.00 mi1392+171209+17291-21467(Top 20%)1270(Top 25%)310(Top 26%)
8M8.00 mi2.00 mi1367+251188+21296-51321(Top 18%)1143(Top 23%)284(Top 24%)
9.6M9.60 mi1.60 mi1387-201204-16294+21675(Top 23%)1446(Top 29%)361(Top 31%)
10M10.00 mi0.40 mi1381+61200+42941412(Top 20%)1221(Top 24%)308(Top 26%)
10.5M10.50 mi0.50 mi1374+71194+6293+11667(Top 23%)1444(Top 29%)361(Top 31%)
12M12.00 mi1.50 mi1338+361164+30290+31181(Top 16%)1033(Top 20%)279(Top 24%)
14M14.00 mi2.00 mi1347-91177-13293-31548(Top 22%)1339(Top 27%)337(Top 29%)
16M16.00 mi2.00 mi1448-1011260-83313-202461(Top 34%)1960(Top 39%)505(Top 43%)
18M18.00 mi2.00 mi1515-671298-38329-162293(Top 32%)1863(Top 37%)466(Top 40%)
20M20.00 mi2.00 mi1496+191277+21324+51594(Top 22%)1322(Top 26%)336(Top 29%)
22M22.00 mi2.00 mi1481+151259+183241504(Top 21%)1231(Top 24%)318(Top 27%)
24M24.00 mi2.00 mi1460+211234+25315+91676(Top 23%)1332(Top 26%)344(Top 29%)
Finish26.22 mi2.22 mi1487-271250-16318-32114(Top 30%)1646(Top 33%)431(Top 37%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 16%
×1human
+6ft-11ft

Overall

1181

Males

1033

M25-29

280

2M→4M

2.0 - 4.0 mi

Top 20%
×4story building
+75ft-70ft

Overall

1448

Males

1256

M25-29

299

4M→6M

4.0 - 6.0 mi

Top 20%
×5story building
+71ft-18ft

Overall

1467

Males

1270

M25-29

313

6M→8M

6.0 - 8.0 mi

Top 18%
×9story building
+106ft-21ft

Overall

1321

Males

1143

M25-29

286

8M→9.6M

8.0 - 9.6 mi

Top 23%
×13story building
+117ft-177ft

Overall

1675

Males

1446

M25-29

363

9.6M→10M

9.6 - 10.0 mi

Top 20%
×1story
+17ft-12ft

Overall

1412

Males

1221

M25-29

310

10M→10.5M

10.0 - 10.5 mi

Top 23%
×9story building
+0ft-102ft

Overall

1667

Males

1444

M25-29

365

10.5M→12M

10.5 - 12.0 mi

Top 16%
×18story building
+304ft-125ft

Overall

1181

Males

1033

M25-29

280

12M→14M

12.0 - 14.0 mi

Top 22%
×9story building
+99ft-125ft

Overall

1548

Males

1339

M25-29

339

14M→16M

14.0 - 16.0 mi

Top 34%
×9story building
+124ft-78ft

Overall

2461

Males

1960

M25-29

505

16M→18M

16.0 - 18.0 mi

Top 32%
×8story building
+106ft-45ft

Overall

2293

Males

1863

M25-29

467

18M→20M

18.0 - 20.0 mi

Top 22%
×3story building
+52ft-26ft

Overall

1594

Males

1322

M25-29

336

20M→22M

20.0 - 22.0 mi

Top 21%
×21story building
+17ft-266ft

Overall

1504

Males

1231

M25-29

318

22M→24M

22.0 - 24.0 mi

Top 23%
×3story building
+70ft-85ft

Overall

1676

Males

1332

M25-29

344

24M→Finish

24.0 - 26.2 mi

Top 30%
~flat
+2ft-2ft

Overall

2114

Males

1646

M25-29

431

Passing Analysis

Category:
Athletes Passed
607*
Passed By
676
Net Change
-69
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1418
2M → 4M7970+9#1418#1409
4M → 6M5639+17#1409#1392
6M → 8M47*22+25#1392#1367
8M → 9.6M2444-20#1367#1387
9.6M → 10M126+6#1387#1381
10M → 10.5M2114+7#1381#1374
10.5M → 12M5014+36#1374#1338
12M → 14M29*38-9#1338#1347
14M → 16M41*142-101#1347#1448
16M → 18M61128-67#1448#1515
18M → 20M46*27+19#1515#1496
20M → 22M52*37+15#1496#1481
22M → 24M55*34+21#1481#1460
24M → Finish34*61-27#1460#1487
TOTALS607*676-69

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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