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SF MARATHON 2026

Amy Zhao

Bib: 6098•F•Age: 29

Stanford, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 46%
Gender (Female)
#0 / 2086
Top 33%
Division (F25-29)
#0 / 614
Top 37%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
20:49
Rank: #4928
Start → 2M
20:49 | 10:24/mi
4M
41:01
Rank: #4519 (+409)
2M → 4M
20:12 | 10:06/mi
6M
1:01:34
Rank: #4371 (+148)
4M → 6M
20:33 | 10:16/mi
8M
1:21:16
Rank: #4245 (+126)
6M → 8M
19:42 | 9:51/mi
9.6M
1:38:13
Rank: #4108 (+137)
8M → 9.6M
16:57 | 10:36/mi
10M
1:41:03
Rank: #4114 (-6)
9.6M → 10M
2:50 | 7:05/mi
10.5M
1:47:41
Rank: #4051 (+63)
10M → 10.5M
6:38 | 13:16/mi
12M
2:01:28
Rank: #3875 (+176)
10.5M → 12M
13:47 | 9:11/mi
14M
2:23:00
Rank: #3827 (+48)
12M → 14M
21:32 | 10:46/mi
16M
2:42:10
Rank: #3847 (-20)
14M → 16M
19:10 | 9:35/mi
18M
3:01:20
Rank: #3533 (+314)
16M → 18M
19:10 | 9:35/mi
20M
3:22:12
Rank: #3467 (+66)
18M → 20M
20:52 | 10:26/mi
22M
3:42:25
Rank: #3414 (+53)
20M → 22M
20:13 | 10:06/mi
24M
4:04:06
Rank: #3299 (+115)
22M → 24M
21:41 | 10:51/mi
Finish· 26.22 mi
4:27:53
Rank: #3267 (+32)
24M → Finish
23:47 | 10:43/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:23:00
Pace10:13 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:04:53
Pace10:13 /mi
📊Negative Split: 12.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:49:2520:4910:2420:49
10:24
-
4M
4.00 mi06:09:3741:0110:1520:12
10:06
-0:18
6M
6.00 mi06:30:101:01:3410:1620:33
10:16
+0:10
8M
8.00 mi06:49:521:21:1610:0919:42
9:51
-0:25
9.6M
9.60 mi07:06:491:38:1310:1416:57
10:36
+0:45
10M
10.00 mi07:09:391:41:0310:062:50
7:05
-3:31
10.5M
10.50 mi07:16:171:47:4110:156:38
13:16
+6:11
12M
12.00 mi07:30:042:01:2810:0713:47
9:11
-4:05
14M
14.00 mi07:51:362:23:0010:1321:32
10:46
+1:35
16M
16.00 mi08:10:462:42:1010:0819:10
9:35
-1:11
18M
18.00 mi08:29:563:01:2010:0419:10
9:35
0:00
20M
20.00 mi08:50:483:22:1210:0720:52
10:26
+0:51
22M
22.00 mi09:11:013:42:2510:0720:13
10:06
-0:20
24M
24.00 mi09:32:424:04:0610:1021:41
10:51
+0:45
Finish
26.22 mi09:56:294:27:5310:1323:47
10:43
-0:08

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

7:05 /mi

Average Pace

10:13 /mi

Slowest Pace

13:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

54:57

21% of race

Time at Steady Pace

3:26:18

77% of race

Time at Slower Pace

6:38

2% of race

Average Pace: 10:13 /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 mi05:49:2520:4910:2420:49
10:24
#4928
4M
4.00 mi06:09:3741:0110:1520:12
10:06
#4519
6M
6.00 mi06:30:101:01:3410:1620:33
10:16
#4371
8M
8.00 mi06:49:521:21:1610:0919:42
9:51
#4245
9.6M
9.60 mi07:06:491:38:1310:1416:57
10:36
#4108
10M
10.00 mi07:09:391:41:0310:062:50
7:05
#4114
10.5M
10.50 mi07:16:171:47:4110:156:38
13:16
#4051
12M
12.00 mi07:30:042:01:2810:0713:47
9:11
#3875
14M
14.00 mi07:51:362:23:0010:1321:32
10:46
#3827
16M
16.00 mi08:10:462:42:1010:0819:10
9:35
#3847
18M
18.00 mi08:29:563:01:2010:0419:10
9:35
#3533
20M
20.00 mi08:50:483:22:1210:0720:52
10:26
#3467
22M
22.00 mi09:11:013:42:2510:0720:13
10:06
#3414
24M
24.00 mi09:32:424:04:0610:1021:41
10:51
#3299
Finish
26.22 mi09:56:294:27:5310:1323:47
10:43
#3267
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
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

9:28

Segment Time

10:31/mi

Pace

0.90 mi

Distance

Overall

3626

Women

728

Division

229

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi492811793483091(Top 43%)561(Top 27%)190(Top 31%)
4M4.00 mi2.00 mi4519+4091015+164307+414180(Top 58%)880(Top 42%)275(Top 45%)
6M6.00 mi2.00 mi4371+148956+59295+124242(Top 59%)916(Top 44%)289(Top 47%)
8M8.00 mi2.00 mi4245+126915+41285+103941(Top 55%)799(Top 38%)247(Top 40%)
9.6M9.60 mi1.60 mi4108+137865+50270+153899(Top 54%)809(Top 39%)257(Top 42%)
10M10.00 mi0.40 mi4114-6867-2269+14174(Top 58%)906(Top 43%)278(Top 45%)
10.5M10.50 mi0.50 mi4051+63849+18263+63562(Top 50%)727(Top 35%)223(Top 36%)
12M12.00 mi1.50 mi3875+176789+60249+143091(Top 43%)561(Top 27%)190(Top 31%)
14M14.00 mi2.00 mi3827+48781+8248+13676(Top 51%)752(Top 36%)238(Top 39%)
16M16.00 mi2.00 mi3847-20791-10245+34225(Top 59%)997(Top 48%)304(Top 50%)
18M18.00 mi2.00 mi3533+314714+77227+181800(Top 25%)306(Top 15%)101(Top 16%)
20M20.00 mi2.00 mi3467+66701+13226+13070(Top 43%)677(Top 32%)221(Top 36%)
22M22.00 mi2.00 mi3414+53699+2228-23259(Top 45%)772(Top 37%)250(Top 41%)
24M24.00 mi2.00 mi3299+115686+13222+62669(Top 37%)647(Top 31%)205(Top 33%)
Finish26.22 mi2.22 mi3267+32695-9227-53156(Top 44%)811(Top 39%)260(Top 42%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 43%
×1human
+6ft-11ft

Overall

3091

Females

561

F25-29

192

2M→4M

2.0 - 4.0 mi

Top 58%
×4stories
+75ft-70ft

Overall

4180

Females

880

F25-29

276

4M→6M

4.0 - 6.0 mi

Top 59%
×5stories
+71ft-18ft

Overall

4242

Females

916

F25-29

291

6M→8M

6.0 - 8.0 mi

Top 55%
×9stories
+106ft-21ft

Overall

3941

Females

799

F25-29

249

8M→9.6M

8.0 - 9.6 mi

Top 54%
×13stories
+117ft-177ft

Overall

3899

Females

809

F25-29

259

9.6M→10M

9.6 - 10.0 mi

Top 58%
×1story
+17ft-12ft

Overall

4174

Females

906

F25-29

280

10M→10.5M

10.0 - 10.5 mi

Top 50%
×9stories
+0ft-102ft

Overall

3562

Females

727

F25-29

224

10.5M→12M

10.5 - 12.0 mi

Top 43%
×18stories
+304ft-125ft

Overall

3091

Females

561

F25-29

192

12M→14M

12.0 - 14.0 mi

Top 51%
×9stories
+99ft-125ft

Overall

3676

Females

752

F25-29

239

14M→16M

14.0 - 16.0 mi

Top 59%
×9stories
+124ft-78ft

Overall

4225

Females

997

F25-29

305

16M→18M

16.0 - 18.0 mi

Top 25%
×8stories
+106ft-45ft

Overall

1800

Females

306

F25-29

102

18M→20M

18.0 - 20.0 mi

Top 43%
×3stories
+52ft-26ft

Overall

3070

Females

677

F25-29

221

20M→22M

20.0 - 22.0 mi

Top 45%
×21stories
+17ft-266ft

Overall

3259

Females

772

F25-29

250

22M→24M

22.0 - 24.0 mi

Top 37%
×3stories
+70ft-85ft

Overall

2669

Females

647

F25-29

205

24M→Finish

24.0 - 26.2 mi

Top 44%
~flat
+2ft-2ft

Overall

3156

Females

811

F25-29

260

Passing Analysis

Category:
Athletes Passed
2114*
Passed By
453
Net Change
+1661
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4928
2M → 4M443*34+409#4928#4519
4M → 6M20052+148#4519#4371
6M → 8M145*19+126#4371#4245
8M → 9.6M164*27+137#4245#4108
9.6M → 10M1218-6#4108#4114
10M → 10.5M7613+63#4114#4051
10.5M → 12M1848+176#4051#3875
12M → 14M78*30+48#3875#3827
14M → 16M99*119-20#3827#3847
16M → 18M3151+314#3847#3533
18M → 20M103*37+66#3533#3467
20M → 22M87*34+53#3467#3414
22M → 24M132*17+115#3414#3299
24M → Finish76*44+32#3299#3267
TOTALS2114*453+1661

* 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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