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SF MARATHON 2026

Jenna Tam

Bib: 10151•F•Age: 23

South San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Gender (Female)
#0 / 2086
F20-29
#0 / 283
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
21:46
Rank: #5709
Start → 2M
21:46 | 10:53/mi
4M
44:03
Rank: #5718 (-9)
2M → 4M
22:17 | 11:09/mi
6M
1:10:39
Rank: #6371 (-653)
4M → 6M
26:36 | 13:18/mi
8M
1:32:48
Rank: #6252 (+119)
6M → 8M
22:09 | 11:04/mi
9.6M
1:52:13
Rank: #6136 (+116)
8M → 9.6M
19:25 | 12:08/mi
10M
1:55:16
Rank: #6112 (+24)
9.6M → 10M
3:03 | 7:38/mi
10.5M
2:02:50
Rank: #6036 (+76)
10M → 10.5M
7:34 | 15:08/mi
12M
2:20:12
Rank: #5994 (+42)
10.5M → 12M
17:22 | 11:35/mi
14M
2:44:20
Rank: #5868 (+126)
12M → 14M
24:08 | 12:04/mi
16M
3:12:25
Rank: #6186 (-318)
14M → 16M
28:05 | 14:03/mi
18M
3:40:30
Rank: #6188 (-2)
16M → 18M
28:05 | 14:03/mi
20M
4:07:33
Rank: #6183 (+5)
18M → 20M
27:03 | 13:31/mi
22M
4:37:10
Rank: #6289 (-106)
20M → 22M
29:37 | 14:48/mi
24M
4:59:33
Rank: #6069 (+220)
22M → 24M
22:23 | 11:12/mi
Finish· 26.22 mi
5:23:13
Rank: #5825 (+244)
24M → Finish
23:40 | 10:40/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:44:20
Pace11:44 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:38:53
Pace13:00 /mi
📊Negative Split: 3.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:49:5121:4610:5321:46
10:53
-
4M
4.00 mi06:12:0844:0311:0122:17
11:09
+0:16
6M
6.00 mi06:38:441:10:3911:4726:36
13:18
+2:09
8M
8.00 mi07:00:531:32:4811:3622:09
11:04
-2:14
9.6M
9.60 mi07:20:181:52:1311:4119:25
12:08
+1:04
10M
10.00 mi07:23:211:55:1611:323:03
7:38
-4:30
10.5M
10.50 mi07:30:552:02:5011:427:34
15:08
+7:30
12M
12.00 mi07:48:172:20:1211:4117:22
11:35
-3:33
14M
14.00 mi08:12:252:44:2011:4424:08
12:04
+0:29
16M
16.00 mi08:40:303:12:2512:0228:05
14:03
+1:59
18M
18.00 mi09:08:353:40:3012:1528:05
14:03
0:00
20M
20.00 mi09:35:384:07:3312:2327:03
13:31
-0:32
22M
22.00 mi10:05:154:37:1012:3629:37
14:48
+1:17
24M
24.00 mi10:27:384:59:3312:2922:23
11:12
-3:36
Finish
26.22 mi10:51:185:23:1312:2023:40
10:40
-0:32

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

7:38 /mi

Average Pace

12:20 /mi

Slowest Pace

15:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:10:38

22% of race

Time at Steady Pace

1:45:35

33% of race

Time at Slower Pace

2:27:00

45% of race

Average Pace: 12:20 /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 mi05:49:5121:4610:5321:46
10:53
#5709
4M
4.00 mi06:12:0844:0311:0122:17
11:09
#5718
6M
6.00 mi06:38:441:10:3911:4726:36
13:18
#6371
8M
8.00 mi07:00:531:32:4811:3622:09
11:04
#6252
9.6M
9.60 mi07:20:181:52:1311:4119:25
12:08
#6136
10M
10.00 mi07:23:211:55:1611:323:03
7:38
#6112
10.5M
10.50 mi07:30:552:02:5011:427:34
15:08
#6036
12M
12.00 mi07:48:172:20:1211:4117:22
11:35
#5994
14M
14.00 mi08:12:252:44:2011:4424:08
12:04
#5868
16M
16.00 mi08:40:303:12:2512:0228:05
14:03
#6186
18M
18.00 mi09:08:353:40:3012:1528:05
14:03
#6188
20M
20.00 mi09:35:384:07:3312:2327:03
13:31
#6183
22M
22.00 mi10:05:154:37:1012:3629:37
14:48
#6289
24M
24.00 mi10:27:384:59:3312:2922:23
11:12
#6069
Finish
26.22 mi10:51:185:23:1312:2023:40
10:40
#5825
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 71%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:37

Segment Time

11:48/mi

Pace

0.90 mi

Distance

Overall

5120

Women

1283

Division

203

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi570914722235717(Top 80%)1485(Top 71%)227(Top 80%)
4M4.00 mi2.00 mi5718-91478-6226-35737(Top 80%)1481(Top 71%)227(Top 80%)
6M6.00 mi2.00 mi6371-6531739-261259-336911(Top 96%)1975(Top 95%)276(Top 98%)
8M8.00 mi2.00 mi6252+1191677+622595847(Top 82%)1498(Top 72%)233(Top 82%)
9.6M9.60 mi1.60 mi6136+1161636+41251+85690(Top 79%)1477(Top 71%)225(Top 80%)
10M10.00 mi0.40 mi6112+241629+7248+35248(Top 73%)1304(Top 63%)203(Top 72%)
10.5M10.50 mi0.50 mi6036+761604+25246+25246(Top 73%)1332(Top 64%)211(Top 75%)
12M12.00 mi1.50 mi5994+421587+17241+55717(Top 80%)1485(Top 71%)227(Top 80%)
14M14.00 mi2.00 mi5868+1261536+51235+65174(Top 72%)1280(Top 61%)205(Top 72%)
16M16.00 mi2.00 mi6186-3181665-129249-146932(Top 97%)2007(Top 96%)273(Top 96%)
18M18.00 mi2.00 mi6188-21677-12253-46015(Top 84%)1689(Top 81%)245(Top 87%)
20M20.00 mi2.00 mi6183+51681-42536078(Top 85%)1731(Top 83%)246(Top 87%)
22M22.00 mi2.00 mi6289-1061730-49256-36756(Top 94%)1963(Top 94%)274(Top 97%)
24M24.00 mi2.00 mi6069+2201652+78249+73022(Top 42%)762(Top 37%)119(Top 42%)
Finish26.22 mi2.22 mi5825+2441567+85239+103098(Top 43%)797(Top 38%)138(Top 49%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 80%
×1human
+6ft-11ft

Overall

5717

Females

1485

F20-24

229

2M→4M

2.0 - 4.0 mi

Top 80%
×4stories
+75ft-70ft

Overall

5737

Females

1481

F20-24

231

4M→6M

4.0 - 6.0 mi

Top 96%
×5stories
+71ft-18ft

Overall

6911

Females

1975

F20-24

282

6M→8M

6.0 - 8.0 mi

Top 82%
×9stories
+106ft-21ft

Overall

5847

Females

1498

F20-24

235

8M→9.6M

8.0 - 9.6 mi

Top 79%
×13stories
+117ft-177ft

Overall

5690

Females

1477

F20-24

228

9.6M→10M

9.6 - 10.0 mi

Top 73%
×1story
+17ft-12ft

Overall

5248

Females

1304

F20-24

206

10M→10.5M

10.0 - 10.5 mi

Top 73%
×9stories
+0ft-102ft

Overall

5246

Females

1332

F20-24

214

10.5M→12M

10.5 - 12.0 mi

Top 80%
×18stories
+304ft-125ft

Overall

5717

Females

1485

F20-24

229

12M→14M

12.0 - 14.0 mi

Top 72%
×9stories
+99ft-125ft

Overall

5174

Females

1280

F20-24

207

14M→16M

14.0 - 16.0 mi

Top 97%
×9stories
+124ft-78ft

Overall

6932

Females

2007

F20-24

276

16M→18M

16.0 - 18.0 mi

Top 84%
×8stories
+106ft-45ft

Overall

6015

Females

1689

F20-24

247

18M→20M

18.0 - 20.0 mi

Top 85%
×3stories
+52ft-26ft

Overall

6078

Females

1731

F20-24

247

20M→22M

20.0 - 22.0 mi

Top 94%
×21stories
+17ft-266ft

Overall

6756

Females

1963

F20-24

275

22M→24M

22.0 - 24.0 mi

Top 42%
×3stories
+70ft-85ft

Overall

3022

Females

762

F20-24

120

24M→Finish

24.0 - 26.2 mi

Top 43%
~flat
+2ft-2ft

Overall

3098

Females

797

F20-24

138

Passing Analysis

Category:
Athletes Passed
1374*
Passed By
1490
Net Change
-116
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5709
2M → 4M120*129-9#5709#5718
4M → 6M33686-653#5718#6371
6M → 8M134*15+119#6371#6252
8M → 9.6M142*26+116#6252#6136
9.6M → 10M284+24#6136#6112
10M → 10.5M8610+76#6112#6036
10.5M → 12M9048+42#6036#5994
12M → 14M140*14+126#5994#5868
14M → 16M13*331-318#5868#6186
16M → 18M66*68-2#6186#6188
18M → 20M46*41+5#6188#6183
20M → 22M9*115-106#6183#6289
22M → 24M223*3+220#6289#6069
24M → Finish244*0+244#6069#5825
TOTALS1374*1490-116

* 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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