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SF MARATHON 2026

Dana Sim

Bib: 8393•F•Age: 28

SAN BRUNO, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 50%
Gender (Female)
#0 / 2086
Top 38%
Division (F25-29)
#0 / 614
Top 42%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
19:23
Rank: #3618
Start → 2M
19:23 | 9:41/mi
4M
38:28
Rank: #3376 (+242)
2M → 4M
19:05 | 9:33/mi
6M
58:04
Rank: #3381 (-5)
4M → 6M
19:36 | 9:48/mi
8M
1:17:18
Rank: #3437 (-56)
6M → 8M
19:14 | 9:37/mi
9.6M
1:33:40
Rank: #3412 (+25)
8M → 9.6M
16:22 | 10:14/mi
10M
1:36:26
Rank: #3416 (-4)
9.6M → 10M
2:46 | 6:55/mi
10.5M
1:43:04
Rank: #3399 (+17)
10M → 10.5M
6:38 | 13:16/mi
12M
1:57:13
Rank: #3384 (+15)
10.5M → 12M
14:09 | 9:26/mi
14M
2:18:34
Rank: #3379 (+5)
12M → 14M
21:21 | 10:40/mi
16M
2:40:15
Rank: #3669 (-290)
14M → 16M
21:41 | 10:50/mi
18M
3:01:55
Rank: #3581 (+88)
16M → 18M
21:40 | 10:50/mi
20M
3:24:19
Rank: #3609 (-28)
18M → 20M
22:24 | 11:12/mi
22M
3:46:12
Rank: #3641 (-32)
20M → 22M
21:53 | 10:56/mi
24M
4:09:15
Rank: #3603 (+38)
22M → 24M
23:03 | 11:32/mi
Finish· 26.22 mi
4:33:36
Rank: #3566 (+37)
24M → Finish
24:21 | 10:58/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:18:34
Pace9:54 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:15:02
Pace11:03 /mi
📊Negative Split: 2.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:39:2319:239:4119:23
9:41
-
4M
4.00 mi05:58:2838:289:3719:05
9:33
-0:08
6M
6.00 mi06:18:0458:049:4119:36
9:48
+0:15
8M
8.00 mi06:37:181:17:189:4019:14
9:37
-0:11
9.6M
9.60 mi06:53:401:33:409:4516:22
10:14
+0:37
10M
10.00 mi06:56:261:36:269:392:46
6:55
-3:19
10.5M
10.50 mi07:03:041:43:049:496:38
13:16
+6:21
12M
12.00 mi07:17:131:57:139:4614:09
9:26
-3:50
14M
14.00 mi07:38:342:18:349:5421:21
10:40
+1:14
16M
16.00 mi08:00:152:40:1510:0121:41
10:50
+0:10
18M
18.00 mi08:21:553:01:5510:0621:40
10:50
0:00
20M
20.00 mi08:44:193:24:1910:1322:24
11:12
+0:22
22M
22.00 mi09:06:123:46:1210:1721:53
10:56
-0:16
24M
24.00 mi09:29:154:09:1510:2323:03
11:32
+0:36
Finish
26.22 mi09:53:364:33:3610:2724:21
10:58
-0:34

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

10:27 /mi

Slowest Pace

13:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:13

34% of race

Time at Steady Pace

2:29:42

55% of race

Time at Slower Pace

29:41

11% of race

Average Pace: 10:26 /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 mi05:39:2319:239:4119:23
9:41
#3618
4M
4.00 mi05:58:2838:289:3719:05
9:33
#3376
6M
6.00 mi06:18:0458:049:4119:36
9:48
#3381
8M
8.00 mi06:37:181:17:189:4019:14
9:37
#3437
9.6M
9.60 mi06:53:401:33:409:4516:22
10:14
#3412
10M
10.00 mi06:56:261:36:269:392:46
6:55
#3416
10.5M
10.50 mi07:03:041:43:049:496:38
13:16
#3399
12M
12.00 mi07:17:131:57:139:4614:09
9:26
#3384
14M
14.00 mi07:38:342:18:349:5421:21
10:40
#3379
16M
16.00 mi08:00:152:40:1510:0121:41
10:50
#3669
18M
18.00 mi08:21:553:01:5510:0621:40
10:50
#3581
20M
20.00 mi08:44:193:24:1910:1322:24
11:12
#3609
22M
22.00 mi09:06:123:46:1210:1721:53
10:56
#3641
24M
24.00 mi09:29:154:09:1510:2323:03
11:32
#3603
Finish
26.22 mi09:53:364:33:3610:2724:21
10:58
#3566
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 49%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:24

Segment Time

10:27/mi

Pace

0.90 mi

Distance

Overall

3535

Women

696

Division

219

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi36186982163412(Top 48%)662(Top 32%)223(Top 36%)
4M4.00 mi2.00 mi3376+242633+65202+143233(Top 45%)588(Top 28%)193(Top 31%)
6M6.00 mi2.00 mi3381-5629+4205-33546(Top 49%)673(Top 32%)212(Top 35%)
8M8.00 mi2.00 mi3437-56649-20203+23520(Top 49%)674(Top 32%)207(Top 34%)
9.6M9.60 mi1.60 mi3412+25645+4207-43428(Top 48%)663(Top 32%)207(Top 34%)
10M10.00 mi0.40 mi3416-4646-1206+13798(Top 53%)766(Top 37%)242(Top 39%)
10.5M10.50 mi0.50 mi3399+17641+5202+43566(Top 50%)729(Top 35%)224(Top 36%)
12M12.00 mi1.50 mi3384+15643-2203-13412(Top 48%)662(Top 32%)223(Top 36%)
14M14.00 mi2.00 mi3379+5647-4205-23532(Top 49%)703(Top 34%)223(Top 36%)
16M16.00 mi2.00 mi3669-290729-82227-225386(Top 75%)1405(Top 67%)432(Top 70%)
18M18.00 mi2.00 mi3581+88725+4232-53279(Top 46%)720(Top 35%)233(Top 38%)
20M20.00 mi2.00 mi3609-28747-22240-83989(Top 56%)1001(Top 48%)312(Top 51%)
22M22.00 mi2.00 mi3641-32781-34252-124203(Top 59%)1134(Top 54%)361(Top 59%)
24M24.00 mi2.00 mi3603+38789-82523368(Top 47%)880(Top 42%)282(Top 46%)
Finish26.22 mi2.22 mi3566+37791-2255-33450(Top 48%)919(Top 44%)296(Top 48%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 48%
×1human
+6ft-11ft

Overall

3412

Females

662

F25-29

225

2M→4M

2.0 - 4.0 mi

Top 45%
×4stories
+75ft-70ft

Overall

3233

Females

588

F25-29

194

4M→6M

4.0 - 6.0 mi

Top 49%
×5stories
+71ft-18ft

Overall

3546

Females

673

F25-29

214

6M→8M

6.0 - 8.0 mi

Top 49%
×9stories
+106ft-21ft

Overall

3520

Females

674

F25-29

209

8M→9.6M

8.0 - 9.6 mi

Top 48%
×13stories
+117ft-177ft

Overall

3428

Females

663

F25-29

209

9.6M→10M

9.6 - 10.0 mi

Top 53%
×1story
+17ft-12ft

Overall

3798

Females

766

F25-29

244

10M→10.5M

10.0 - 10.5 mi

Top 50%
×9stories
+0ft-102ft

Overall

3566

Females

729

F25-29

225

10.5M→12M

10.5 - 12.0 mi

Top 48%
×18stories
+304ft-125ft

Overall

3412

Females

662

F25-29

225

12M→14M

12.0 - 14.0 mi

Top 49%
×9stories
+99ft-125ft

Overall

3532

Females

703

F25-29

224

14M→16M

14.0 - 16.0 mi

Top 75%
×9stories
+124ft-78ft

Overall

5386

Females

1405

F25-29

433

16M→18M

16.0 - 18.0 mi

Top 46%
×8stories
+106ft-45ft

Overall

3279

Females

720

F25-29

234

18M→20M

18.0 - 20.0 mi

Top 56%
×3stories
+52ft-26ft

Overall

3989

Females

1001

F25-29

312

20M→22M

20.0 - 22.0 mi

Top 59%
×21stories
+17ft-266ft

Overall

4203

Females

1134

F25-29

361

22M→24M

22.0 - 24.0 mi

Top 47%
×3stories
+70ft-85ft

Overall

3368

Females

880

F25-29

282

24M→Finish

24.0 - 26.2 mi

Top 48%
~flat
+2ft-2ft

Overall

3450

Females

919

F25-29

296

Passing Analysis

Category:
Athletes Passed
1062*
Passed By
1010
Net Change
+52
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3618
2M → 4M270*28+242#3618#3376
4M → 6M8085-5#3376#3381
6M → 8M35*91-56#3381#3437
8M → 9.6M79*54+25#3437#3412
9.6M → 10M1317-4#3412#3416
10M → 10.5M4225+17#3416#3399
10.5M → 12M5338+15#3399#3384
12M → 14M56*51+5#3384#3379
14M → 16M27*317-290#3379#3669
16M → 18M14557+88#3669#3581
18M → 20M48*76-28#3581#3609
20M → 22M56*88-32#3609#3641
22M → 24M78*40+38#3641#3603
24M → Finish80*43+37#3603#3566
TOTALS1062*1010+52

* 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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