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SF MARATHON 1ST HALF 2026

Katherine Riel

Dallas, TX

Bib: 16498 F 28

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 49%
Gender (Female)
#0 / 2930
Top 36%
Division (F25-29)
#0 / 674
Top 40%
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
10:36/mi
21:13
→ flat
12 ft elev
4M
10:31/mi
42:15
↑ 67↓ 69
10 ft elev
6M
11:25/mi
1:05:05
↑ 1231.1%
126 ft elev
8M
11:42/mi
1:28:30
↑ 166↓ 531.1%
246 ft elev
9.6M
8:21/mi
1:41:51
↑ 68↓ 1931.5%
126 ft elev
10M
18:59/mi
1:49:26
↓ 241.1%
90 ft elev
10.5M
5:12/mi
1:52:02
↓ 732.7%
18 ft elev
12M
13:29/mi
2:12:16
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
9:46/mi
2:23:06
↑ 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
1:05:0510:51 /mi⚡ faster
2nd Half
1:18:0110:58 /mi+19.9%
Positive split — 19.9% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:04:5321:1310:3621:13
10:36
-
4M
4.00 mi07:25:5542:1510:3421:02
10:31
-0:05
6M
6.00 mi07:48:451:05:0510:5122:50
11:25
+0:54
8M
8.00 mi08:12:101:28:3011:0423:25
11:42
+0:17
9.6M
9.60 mi08:25:311:41:5110:3713:21
8:21
-3:21
10M
10.00 mi08:33:061:49:2610:577:35
18:59
+10:38
10.5M
10.50 mi08:35:421:52:0210:402:36
5:12
-13:47
12M
12.00 mi08:55:562:12:1611:0120:14
13:29
+8:17
Finish
13.11 mi09:06:462:23:0610:5510:50
9:46
-3:43

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

5:12 /mi

Average Pace

10:55 /mi

Slowest Pace

18:59 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:57

11% of race

Time at Steady Pace

1:39:20

69% of race

Time at Slower Pace

27:49

19% of race

Average Pace: 10:55 /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 mi07:04:5321:1310:3621:13
10:36
#4095
4M
4.00 mi07:25:5542:1510:3421:02
10:31
#3787
6M
6.00 mi07:48:451:05:0510:5122:50
11:25
#3976
8M
8.00 mi08:12:101:28:3011:0423:25
11:42
#4037
9.6M
9.60 mi08:25:311:41:5110:3713:21
8:21
#3645
10M
10.00 mi08:33:061:49:2610:577:35
18:59
#3571
10.5M
10.50 mi08:35:421:52:0210:402:36
5:12
#3567
12M
12.00 mi08:55:562:12:1611:0120:14
13:29
#3320
Finish
13.11 mi09:06:462:23:0610:5510:50
9:46
#3241
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 46%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:11

Segment Time

11:19/mi

Pace

0.90 mi

Distance

Overall

3024

Women

1002

Division

255

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi409514513562330709187
4M4.00 mi2.00 mi3787+3081304+147323+3335671208300
6M6.00 mi2.00 mi3976-1891382-78343-2043991624393
8M8.00 mi2.00 mi4037-611403-21346-342751534368
9.6M9.60 mi1.60 mi3645+3921238+165311+351919643161
10M10.00 mi0.40 mi3571+741206+32301+102955973246
10.5M10.50 mi0.50 mi3567+41202+430136531278314
12M12.00 mi1.50 mi3320+2471102+100271+302330709187
Finish13.11 mi1.11 mi3241+791064+38267+42576819228

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 35%
~flat
+5ft-3ft

Overall

2330

Females

709

F25-29

187

2M→4M

2.0 - 4.0 mi

Top 54%
×4story building
+67ft-69ft

Overall

3567

Females

1208

F25-29

300

4M→6M

4.0 - 6.0 mi

Top 67%
×9story building
+123ft-9ft

Overall

4399

Females

1624

F25-29

393

6M→8M

6.0 - 8.0 mi

Top 65%
×12story building
+166ft-53ft

Overall

4275

Females

1534

F25-29

368

8M→9.6M

8.0 - 9.6 mi

Top 29%
×13story building
+68ft-193ft

Overall

1919

Females

643

F25-29

161

9.6M→10M

9.6 - 10.0 mi

Top 45%
×2story building
+0ft-24ft

Overall

2955

Females

973

F25-29

246

10M→10.5M

10.0 - 10.5 mi

Top 56%
×6story building
+1ft-73ft

Overall

3653

Females

1278

F25-29

314

10.5M→12M

10.5 - 12.0 mi

Top 35%
×21story building
+280ft-26ft

Overall

2330

Females

709

F25-29

187

12M→Finish

12.0 - 13.1 mi

Top 39%
×7story building
+14ft-89ft

Overall

2576

Females

819

F25-29

228

Passing Analysis

Category:
Athletes Passed
1381*
Passed By
527
Net Change
+854
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4095
2M → 4M35547+308#4095#3787
4M → 6M62*251-189#3787#3976
6M → 8M118*179-61#3976#4037
8M → 9.6M40412+392#4037#3645
9.6M → 10M8814+74#3645#3571
10M → 10.5M84+4#3571#3567
10.5M → 12M259*12+247#3567#3320
12M → Finish87*8+79#3320#3241
TOTALS1381*527+854

* 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