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SF MARATHON 1ST HALF 2026

Mary Topoozian

SF, CA

Bib: 17384 F 23

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Top 46%
F20-29
#0 / 353
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
9:42/mi
19:24
→ flat
12 ft elev
4M
9:54/mi
39:12
↑ 67↓ 69
10 ft elev
6M
10:33/mi
1:00:18
↑ 1231.1%
126 ft elev
8M
10:52/mi
1:22:02
↑ 166↓ 531.1%
246 ft elev
9.6M
10:52/mi
1:39:26
↑ 68↓ 1931.5%
126 ft elev
10M
21:59/mi
1:48:13
↓ 241.1%
90 ft elev
10.5M
5:12/mi
1:50:49
↓ 732.7%
18 ft elev
12M
17:07/mi
2:16:29
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
12:07/mi
2:29:55
↑ 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
1:00:1810:03 /mi⚡ faster
2nd Half
1:29:3712:36 /mi+48.6%
Positive split — 48.6% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:59:4319:249:4219:24
9:42
-
4M
4.00 mi07:19:3139:129:4819:48
9:54
+0:12
6M
6.00 mi07:40:371:00:1810:0321:06
10:33
+0:39
8M
8.00 mi08:02:211:22:0210:1521:44
10:52
+0:19
9.6M
9.60 mi08:19:451:39:2610:2117:24
10:52
0:00
10M
10.00 mi08:28:321:48:1310:498:47
21:59
+11:07
10.5M
10.50 mi08:31:081:50:4910:332:36
5:12
-16:47
12M
12.00 mi08:56:482:16:2911:2225:40
17:07
+11:55
Finish
13.11 mi09:10:142:29:5511:2613:26
12:07
-5:00

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

11:26 /mi

Slowest Pace

21:59 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:36

2% of race

Time at Steady Pace

1:52:52

75% of race

Time at Slower Pace

34:27

23% of race

Average Pace: 11:26 /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...
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 mi06:59:4319:249:4219:24
9:42
#2578
4M
4.00 mi07:19:3139:129:4819:48
9:54
#2568
6M
6.00 mi07:40:371:00:1810:0321:06
10:33
#2829
8M
8.00 mi08:02:211:22:0210:1521:44
10:52
#2994
9.6M
9.60 mi08:19:451:39:2610:2117:24
10:52
#3312
10M
10.00 mi08:28:321:48:1310:498:47
21:59
#3401
10.5M
10.50 mi08:31:081:50:4910:332:36
5:12
#3404
12M
12.00 mi08:56:482:16:2911:2225:40
17:07
#3729
Finish
13.11 mi09:10:142:29:5511:2613:26
12:07
#3833
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 65%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:23

Segment Time

12:39/mi

Pace

0.90 mi

Distance

Overall

4295

Women

1640

Division

226

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi25787579149132004266
4M4.00 mi2.00 mi2568+10761-499-82653793103
6M6.00 mi2.00 mi2829-261867-106120-2133901124155
8M8.00 mi2.00 mi2994-165911-44122-233971107150
9.6M9.60 mi1.60 mi3312-3181078-167142-2049132020257
10M10.00 mi0.40 mi3401-891125-47150-845351777240
10.5M10.50 mi0.50 mi3404-31126-115036801288171
12M12.00 mi1.50 mi3729-3251290-164167-1749132004266
Finish13.11 mi1.11 mi3833-1041344-54178-1149922075271

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 75%
~flat
+5ft-3ft

Overall

4913

Females

2004

F20-24

266

2M→4M

2.0 - 4.0 mi

Top 40%
×4story building
+67ft-69ft

Overall

2653

Females

793

F20-24

104

4M→6M

4.0 - 6.0 mi

Top 52%
×9story building
+123ft-9ft

Overall

3390

Females

1124

F20-24

156

6M→8M

6.0 - 8.0 mi

Top 52%
×12story building
+166ft-53ft

Overall

3397

Females

1107

F20-24

150

8M→9.6M

8.0 - 9.6 mi

Top 75%
×13story building
+68ft-193ft

Overall

4913

Females

2020

F20-24

257

9.6M→10M

9.6 - 10.0 mi

Top 69%
×2story building
+0ft-24ft

Overall

4535

Females

1777

F20-24

240

10M→10.5M

10.0 - 10.5 mi

Top 56%
×6story building
+1ft-73ft

Overall

3680

Females

1288

F20-24

171

10.5M→12M

10.5 - 12.0 mi

Top 75%
×21story building
+280ft-26ft

Overall

4913

Females

2004

F20-24

266

12M→Finish

12.0 - 13.1 mi

Top 76%
×7story building
+14ft-89ft

Overall

4992

Females

2075

F20-24

271

Passing Analysis

Category:
Athletes Passed
322*
Passed By
1577
Net Change
-1255
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2578
2M → 4M144134+10#2578#2568
4M → 6M22283-261#2568#2829
6M → 8M78*243-165#2829#2994
8M → 9.6M5323-318#2994#3312
9.6M → 10M19108-89#3312#3401
10M → 10.5M710-3#3401#3404
10.5M → 12M14339-325#3404#3729
12M → Finish33*137-104#3729#3833
TOTALS322*1577-1255

* 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