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SF MARATHON 1ST HALF 2026

Kaya Niu

San Jose, CA

Bib: 20838 F 27

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F25-29)
#0 / 674
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
10:53/mi
21:46
→ flat
12 ft elev
4M
11:11/mi
44:07
↑ 67↓ 69
10 ft elev
6M
11:27/mi
1:07:02
↑ 1231.1%
126 ft elev
8M
13:01/mi
1:33:05
↑ 166↓ 531.1%
246 ft elev
9.6M
9:00/mi
1:47:29
↑ 68↓ 1931.5%
126 ft elev
10M
21:54/mi
1:56:14
↓ 241.1%
90 ft elev
10.5M
5:32/mi
1:59:00
↓ 732.7%
18 ft elev
12M
16:51/mi
2:24:17
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:16/mi
2:36:47
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:07:0211:10 /mi⚡ faster
2nd Half
1:29:4512:37 /mi+33.9%
Positive split — 33.9% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:05:4121:4610:5321:46
10:53
-
4M
4.00 mi07:28:0244:0711:0222:21
11:11
+0:18
6M
6.00 mi07:50:571:07:0211:1022:55
11:27
+0:16
8M
8.00 mi08:17:001:33:0511:3826:03
13:01
+1:34
9.6M
9.60 mi08:31:241:47:2911:1214:24
9:00
-4:01
10M
10.00 mi08:40:091:56:1411:378:45
21:54
+12:54
10.5M
10.50 mi08:42:551:59:0011:202:46
5:32
-16:22
12M
12.00 mi09:08:122:24:1712:0125:17
16:51
+11:19
Finish
13.11 mi09:20:422:36:4711:5812:30
11:16
-5:35

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

5:32 /mi

Average Pace

11:58 /mi

Slowest Pace

21:54 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

17:10

11% of race

Time at Steady Pace

1:45:35

67% of race

Time at Slower Pace

34:02

22% of race

Average Pace: 11:58 /mi

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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...
0mi3.3mi6.6mi9.8mi13.1mi
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 mi07:05:4121:4610:5321:46
10:53
#4536
4M
4.00 mi07:28:0244:0711:0222:21
11:11
#4434
6M
6.00 mi07:50:571:07:0211:1022:55
11:27
#4462
8M
8.00 mi08:17:001:33:0511:3826:03
13:01
#4820
9.6M
9.60 mi08:31:241:47:2911:1214:24
9:00
#4434
10M
10.00 mi08:40:091:56:1411:378:45
21:54
#4427
10.5M
10.50 mi08:42:551:59:0011:202:46
5:32
#4425
12M
12.00 mi09:08:122:24:1712:0125:17
16:51
#4514
Finish
13.11 mi09:20:422:36:4711:5812:30
11:16
#4469
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 67%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:31

Segment Time

12:48/mi

Pace

0.90 mi

Distance

Overall

4408

Women

1704

Division

417

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi4536168142047701915456
4M4.00 mi2.00 mi4434+1021631+50415+544621654414
6M6.00 mi2.00 mi4462-281647-16405+1044611653407
8M8.00 mi2.00 mi4820-3581823-176447-4254602207513
9.6M9.60 mi1.60 mi4434+3861639+184406+4127491002249
10M10.00 mi0.40 mi4427+71645-6402+445011755423
10.5M10.50 mi0.50 mi4425+21640+5403-144831718427
12M12.00 mi1.50 mi4514-891701-61419-1647701915456
Finish13.11 mi1.11 mi4469+451680+21416+343091675417

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 73%
~flat
+5ft-3ft

Overall

4770

Females

1915

F25-29

456

2M→4M

2.0 - 4.0 mi

Top 68%
×4story building
+67ft-69ft

Overall

4462

Females

1654

F25-29

414

4M→6M

4.0 - 6.0 mi

Top 68%
×9story building
+123ft-9ft

Overall

4461

Females

1653

F25-29

407

6M→8M

6.0 - 8.0 mi

Top 83%
×12story building
+166ft-53ft

Overall

5460

Females

2207

F25-29

514

8M→9.6M

8.0 - 9.6 mi

Top 42%
×13story building
+68ft-193ft

Overall

2749

Females

1002

F25-29

249

9.6M→10M

9.6 - 10.0 mi

Top 68%
×2story building
+0ft-24ft

Overall

4501

Females

1755

F25-29

423

10M→10.5M

10.0 - 10.5 mi

Top 68%
×6story building
+1ft-73ft

Overall

4483

Females

1718

F25-29

427

10.5M→12M

10.5 - 12.0 mi

Top 73%
×21story building
+280ft-26ft

Overall

4770

Females

1915

F25-29

456

12M→Finish

12.0 - 13.1 mi

Top 66%
×7story building
+14ft-89ft

Overall

4309

Females

1675

F25-29

417

Passing Analysis

Category:
Athletes Passed
1000*
Passed By
933
Net Change
+67
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4536
2M → 4M223121+102#4536#4434
4M → 6M130*158-28#4434#4462
6M → 8M39*397-358#4462#4820
8M → 9.6M40519+386#4820#4434
9.6M → 10M5649+7#4434#4427
10M → 10.5M1210+2#4427#4425
10.5M → 12M69*158-89#4425#4514
12M → Finish66*21+45#4514#4469
TOTALS1000*933+67

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

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Questions or issues regarding timing data?

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events