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SF MARATHON 1ST HALF 2026

Tiffany Wong

San Francisco, CA

Bib: 18166 F 38

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F35-39)
#0 / 388
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
10:54/mi
21:48
→ flat
12 ft elev
4M
11:19/mi
44:26
↑ 67↓ 69
10 ft elev
6M
11:28/mi
1:07:23
↑ 1231.1%
126 ft elev
8M
11:28/mi
1:30:19
↑ 166↓ 531.1%
246 ft elev
9.6M
11:28/mi
1:48:40
↑ 68↓ 1931.5%
126 ft elev
10M
22:54/mi
1:57:49
↓ 241.1%
90 ft elev
10.5M
5:54/mi
2:00:46
↓ 732.7%
18 ft elev
12M
16:47/mi
2:25:57
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
12:14/mi
2:39:31
↑ 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
1:07:2311:14 /mi⚡ faster
2nd Half
1:32:0812:58 /mi+36.7%
Positive split — 36.7% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
21:4810:542.00 mi21:48
10:54
-
4M
44:2611:072.00 mi22:38
11:19
+0:25
6M
1:07:2311:142.00 mi22:57
11:28
+0:09
8M
1:30:1911:172.00 mi22:56
11:28
0:00
9.6M
1:48:4011:191.60 mi18:21
11:28
0:00
10M
1:57:4911:470.40 mi9:09
22:54
+11:26
10.5M
2:00:4611:300.50 mi2:57
5:54
-17:00
12M
2:25:5712:101.50 mi25:11
16:47
+10:53
Finish(13.11 mi)
2:39:3112:101.11 mi13:34
12:14
-4:33
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

5:54 /mi

Average Pace

12:10 /mi

Slowest Pace

22:54 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:57

2% of race

Time at Steady Pace

2:02:14

77% of race

Time at Slower Pace

34:20

22% of race

Average Pace: 12:10 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower
Featured Segment

Garmin Challenge

Top 75%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:06

Segment Time

13:27/mi

Pace

0.90 mi

Distance

Overall

4917

Women

1973

Division

242

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi4556168720847391895241
4M2.00 mi4577-211700-13211-346401757214
6M2.00 mi4541+361683+17208+344781661207
8M2.00 mi4322+2191546+137194+1440301411182
9.6M1.60 mi4611-2891728-182212-1854342289287
10M0.40 mi4642-311754-26214-249271990244
10.5M0.50 mi4669-271764-10216-251902118260
12M1.50 mi4686-171788-24219-347391895241
Finish(13.11 mi)1.11 mi4703-171805-1721950782121274

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 72%
~flat
+5ft-3ft

Overall

4739

Females

1895

F35-39

241

2M→4M

2.0 - 4.0 mi

Top 71%
×4story building
+67ft-69ft

Overall

4640

Females

1757

F35-39

214

4M→6M

4.0 - 6.0 mi

Top 68%
×9story building
+123ft-9ft

Overall

4478

Females

1661

F35-39

207

6M→8M

6.0 - 8.0 mi

Top 61%
×12story building
+166ft-53ft

Overall

4030

Females

1411

F35-39

182

8M→9.6M

8.0 - 9.6 mi

Top 83%
×13story building
+68ft-193ft

Overall

5434

Females

2289

F35-39

287

9.6M→10M

9.6 - 10.0 mi

Top 75%
×2story building
+0ft-24ft

Overall

4927

Females

1990

F35-39

244

10M→10.5M

10.0 - 10.5 mi

Top 79%
×6story building
+1ft-73ft

Overall

5190

Females

2118

F35-39

260

10.5M→12M

10.5 - 12.0 mi

Top 72%
×21story building
+280ft-26ft

Overall

4739

Females

1895

F35-39

241

12M→Finish

12.0 - 13.1 mi

Top 77%
×7story building
+14ft-89ft

Overall

5078

Females

2121

F35-39

274

Passing Analysis

Category:
Passed
825*
Passed By
972
Net Change
-147
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4556
2M → 4M168189-21#4556#4577
4M → 6M161*125+36#4577#4541
6M → 8M298*79+219#4541#4322
8M → 9.6M15304-289#4322#4611
9.6M → 10M4071-31#4611#4642
10M → 10.5M734-27#4642#4669
10.5M → 12M83*100-17#4669#4686
12M → Finish53*70-17#4686#4703
TOTALS825*972-147

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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