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SF MARATHON 2026

Izzie Lau

Bib: 6670•F•Age: 25

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 47%
Gender (Female)
#0 / 2086
Top 34%
Division (F25-29)
#0 / 614
Top 38%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
19:50
Rank: #4017
Start → 2M
19:50 | 9:55/mi
4M
39:43
Rank: #3956 (+61)
2M → 4M
19:53 | 9:57/mi
6M
59:53
Rank: #3913 (+43)
4M → 6M
20:10 | 10:05/mi
8M
1:18:59
Rank: #3776 (+137)
6M → 8M
19:06 | 9:33/mi
9.6M
1:36:02
Rank: #3757 (+19)
8M → 9.6M
17:03 | 10:39/mi
10M
1:38:48
Rank: #3752 (+5)
9.6M → 10M
2:46 | 6:55/mi
10.5M
1:45:31
Rank: #3721 (+31)
10M → 10.5M
6:43 | 13:26/mi
12M
2:00:21
Rank: #3723 (-2)
10.5M → 12M
14:50 | 9:53/mi
14M
2:21:34
Rank: #3670 (+53)
12M → 14M
21:13 | 10:36/mi
16M
2:37:36
Rank: #3428 (+242)
14M → 16M
16:02 | 8:01/mi
18M
3:01:06
Rank: #3507 (-79)
16M → 18M
23:30 | 11:45/mi
20M
3:22:09
Rank: #3456 (+51)
18M → 20M
21:03 | 10:31/mi
22M
3:42:10
Rank: #3393 (+63)
20M → 22M
20:01 | 10:00/mi
24M
4:04:12
Rank: #3311 (+82)
22M → 24M
22:02 | 11:01/mi
Finish· 26.22 mi
4:29:03
Rank: #3334 (-23)
24M → Finish
24:51 | 11:12/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:21:34
Pace10:07 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:07:29
Pace10:26 /mi
📊Negative Split: 9.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:48:0219:509:5519:50
9:55
-
4M
4.00 mi06:07:5539:439:5619:53
9:57
+0:02
6M
6.00 mi06:28:0559:539:5920:10
10:05
+0:08
8M
8.00 mi06:47:111:18:599:5219:06
9:33
-0:32
9.6M
9.60 mi07:04:141:36:0210:0017:03
10:39
+1:06
10M
10.00 mi07:07:001:38:489:532:46
6:55
-3:44
10.5M
10.50 mi07:13:431:45:3110:036:43
13:26
+6:31
12M
12.00 mi07:28:332:00:2110:0214:50
9:53
-3:33
14M
14.00 mi07:49:462:21:3410:0721:13
10:36
+0:43
16M
16.00 mi08:05:482:37:369:5116:02
8:01
-2:35
18M
18.00 mi08:29:183:01:0610:0423:30
11:45
+3:44
20M
20.00 mi08:50:213:22:0910:0621:03
10:31
-1:14
22M
22.00 mi09:10:223:42:1010:0620:01
10:00
-0:31
24M
24.00 mi09:32:244:04:1210:1122:02
11:01
+1:01
Finish
26.22 mi09:57:154:29:0310:1624:51
11:12
+0:11

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

6:55 /mi

Average Pace

10:16 /mi

Slowest Pace

13:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

18:48

7% of race

Time at Steady Pace

2:53:09

64% of race

Time at Slower Pace

1:17:06

29% of race

Average Pace: 10:16 /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 mi05:48:0219:509:5519:50
9:55
#4017
4M
4.00 mi06:07:5539:439:5619:53
9:57
#3956
6M
6.00 mi06:28:0559:539:5920:10
10:05
#3913
8M
8.00 mi06:47:111:18:599:5219:06
9:33
#3776
9.6M
9.60 mi07:04:141:36:0210:0017:03
10:39
#3757
10M
10.00 mi07:07:001:38:489:532:46
6:55
#3752
10.5M
10.50 mi07:13:431:45:3110:036:43
13:26
#3721
12M
12.00 mi07:28:332:00:2110:0214:50
9:53
#3723
14M
14.00 mi07:49:462:21:3410:0721:13
10:36
#3670
16M
16.00 mi08:05:482:37:369:5116:02
8:01
#3428
18M
18.00 mi08:29:183:01:0610:0423:30
11:45
#3507
20M
20.00 mi08:50:213:22:0910:0621:03
10:31
#3456
22M
22.00 mi09:10:223:42:1010:0620:01
10:00
#3393
24M
24.00 mi09:32:244:04:1210:1122:02
11:01
#3311
Finish
26.22 mi09:57:154:29:0310:1624:51
11:12
#3334
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 51%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:29

Segment Time

10:32/mi

Pace

0.90 mi

Distance

Overall

3650

Women

735

Division

231

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi40178312584007(Top 56%)850(Top 41%)278(Top 45%)
4M4.00 mi2.00 mi3956+61799+32250+83908(Top 55%)783(Top 38%)248(Top 40%)
6M6.00 mi2.00 mi3913+43783+16249+13941(Top 55%)801(Top 38%)254(Top 41%)
8M8.00 mi2.00 mi3776+137746+37237+123425(Top 48%)647(Top 31%)197(Top 32%)
9.6M9.60 mi1.60 mi3757+19741+5233+43971(Top 55%)836(Top 40%)264(Top 43%)
10M10.00 mi0.40 mi3752+5743-22333791(Top 53%)762(Top 37%)241(Top 39%)
10.5M10.50 mi0.50 mi3721+31742+1237-43730(Top 52%)774(Top 37%)238(Top 39%)
12M12.00 mi1.50 mi3723-2740+2236+14007(Top 56%)850(Top 41%)278(Top 45%)
14M14.00 mi2.00 mi3670+53727+13235+13446(Top 48%)679(Top 33%)217(Top 35%)
16M16.00 mi2.00 mi3428+242664+63208+272189(Top 31%)418(Top 20%)132(Top 21%)
18M18.00 mi2.00 mi3507-79702-38222-144221(Top 59%)1043(Top 50%)336(Top 55%)
20M20.00 mi2.00 mi3456+51697+5224-23183(Top 44%)711(Top 34%)231(Top 38%)
22M22.00 mi2.00 mi3393+63695+22243139(Top 44%)731(Top 35%)237(Top 39%)
24M24.00 mi2.00 mi3311+82691+42242834(Top 40%)693(Top 33%)227(Top 37%)
Finish26.22 mi2.22 mi3334-23712-21236-123698(Top 52%)999(Top 48%)325(Top 53%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 56%
×1human
+6ft-11ft

Overall

4007

Females

850

F25-29

280

2M→4M

2.0 - 4.0 mi

Top 55%
×4stories
+75ft-70ft

Overall

3908

Females

783

F25-29

249

4M→6M

4.0 - 6.0 mi

Top 55%
×5stories
+71ft-18ft

Overall

3941

Females

801

F25-29

256

6M→8M

6.0 - 8.0 mi

Top 48%
×9stories
+106ft-21ft

Overall

3425

Females

647

F25-29

199

8M→9.6M

8.0 - 9.6 mi

Top 55%
×13stories
+117ft-177ft

Overall

3971

Females

836

F25-29

266

9.6M→10M

9.6 - 10.0 mi

Top 53%
×1story
+17ft-12ft

Overall

3791

Females

762

F25-29

243

10M→10.5M

10.0 - 10.5 mi

Top 52%
×9stories
+0ft-102ft

Overall

3730

Females

774

F25-29

239

10.5M→12M

10.5 - 12.0 mi

Top 56%
×18stories
+304ft-125ft

Overall

4007

Females

850

F25-29

280

12M→14M

12.0 - 14.0 mi

Top 48%
×9stories
+99ft-125ft

Overall

3446

Females

679

F25-29

218

14M→16M

14.0 - 16.0 mi

Top 31%
×9stories
+124ft-78ft

Overall

2189

Females

418

F25-29

132

16M→18M

16.0 - 18.0 mi

Top 59%
×8stories
+106ft-45ft

Overall

4221

Females

1043

F25-29

337

18M→20M

18.0 - 20.0 mi

Top 44%
×3stories
+52ft-26ft

Overall

3183

Females

711

F25-29

231

20M→22M

20.0 - 22.0 mi

Top 44%
×21stories
+17ft-266ft

Overall

3139

Females

731

F25-29

237

22M→24M

22.0 - 24.0 mi

Top 40%
×3stories
+70ft-85ft

Overall

2834

Females

693

F25-29

227

24M→Finish

24.0 - 26.2 mi

Top 52%
~flat
+2ft-2ft

Overall

3698

Females

999

F25-29

325

Passing Analysis

Category:
Athletes Passed
1394*
Passed By
711
Net Change
+683
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4017
2M → 4M163*102+61#4017#3956
4M → 6M13087+43#3956#3913
6M → 8M156*19+137#3913#3776
8M → 9.6M78*59+19#3776#3757
9.6M → 10M1510+5#3757#3752
10M → 10.5M5726+31#3752#3721
10.5M → 12M6567-2#3721#3723
12M → 14M76*23+53#3723#3670
14M → 16M254*12+242#3670#3428
16M → 18M57136-79#3428#3507
18M → 20M90*39+51#3507#3456
20M → 22M94*31+63#3456#3393
22M → 24M107*25+82#3393#3311
24M → Finish52*75-23#3311#3334
TOTALS1394*711+683

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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