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SF MARATHON 1ST HALF 2026

Yoona Chang

Bib: 13747•F•Age: 27

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 43%
Gender (Female)
#0 / 2930
Top 31%
Division (F25-29)
#0 / 674
Top 33%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:43/mi
21:27
→ flat
4M
10:53/mi
43:13
↑ 67↓ 69
6M
10:24/mi
1:04:01
↑ 1231.1%
8M
9:59/mi
1:23:59
↑ 166↓ 531.1%
9.6M
9:59/mi
1:39:58
↑ 68↓ 1931.5%
10M
17:21/mi
1:46:54
↓ 241.1%
10.5M
4:46/mi
1:49:17
↓ 732.7%
12M
13:03/mi
2:08:52
↑ 2803.2%
Finish· 13.11 mi
9:19/mi
2:19:12
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:04:01
Pace10:40 /mi
2nd Half
Distance7.11 mi
Time1:15:11
Pace10:35 /mi
📊Positive Split: 17.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:07:4521:2710:4321:27
10:43
-
4M
4.00 mi07:29:3143:1310:4821:46
10:53
+0:10
6M
6.00 mi07:50:191:04:0110:4020:48
10:24
-0:29
8M
8.00 mi08:10:171:23:5910:3019:58
9:59
-0:25
9.6M
9.60 mi08:26:161:39:5810:2515:59
9:59
0:00
10M
10.00 mi08:33:121:46:5410:416:56
17:21
+7:22
10.5M
10.50 mi08:35:351:49:1710:242:23
4:46
-12:35
12M
12.00 mi08:55:102:08:5210:4419:35
13:03
+8:17
Finish
13.11 mi09:05:302:19:1210:3710:20
9:19
-3:44

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

4:46 /mi

Average Pace

10:37 /mi

Slowest Pace

17:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23

2% of race

Time at Steady Pace

1:50:18

79% of race

Time at Slower Pace

26:31

19% of race

Average Pace: 10:37 /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 mi07:07:4521:2710:4321:27
10:43
#4267
4M
4.00 mi07:29:3143:1310:4821:46
10:53
#4129
6M
6.00 mi07:50:191:04:0110:4020:48
10:24
#3739
8M
8.00 mi08:10:171:23:5910:3019:58
9:59
#3310
9.6M
9.60 mi08:26:161:39:5810:2515:59
9:59
#3390
10M
10.00 mi08:33:121:46:5410:416:56
17:21
#3250
10.5M
10.50 mi08:35:351:49:1710:242:23
4:46
#3225
12M
12.00 mi08:55:102:08:5210:4419:35
13:03
#2971
Finish
13.11 mi09:05:302:19:1210:3710:20
9:19
#2858
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 31%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:19

Segment Time

10:21/mi

Pace

0.90 mi

Distance

Overall

2068

Women

586

Division

145

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi426715423871962(Top 30%)567(Top 19%)148(Top 22%)
4M4.00 mi2.00 mi4129+1381470+72370+174058(Top 62%)1434(Top 49%)359(Top 53%)
6M6.00 mi2.00 mi3739+3901284+186320+503153(Top 48%)1000(Top 34%)250(Top 37%)
8M8.00 mi2.00 mi3310+4291073+211263+572361(Top 36%)643(Top 22%)156(Top 23%)
9.6M9.60 mi1.60 mi3390-801115-42278-153976(Top 60%)1575(Top 54%)393(Top 58%)
10M10.00 mi0.40 mi3250+1401051+64263+152023(Top 31%)581(Top 20%)138(Top 20%)
10.5M10.50 mi0.50 mi3225+251045+6261+22542(Top 39%)789(Top 27%)195(Top 29%)
12M12.00 mi1.50 mi2971+254941+104234+271962(Top 30%)567(Top 19%)148(Top 22%)
Finish13.11 mi1.11 mi2858+113900+41224+102037(Top 31%)570(Top 19%)154(Top 23%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 30%
~flat
+5ft-3ft

Overall

1962

Females

567

F25-29

148

2M→4M

2.0 - 4.0 mi

Top 62%
×4story building
+67ft-69ft

Overall

4058

Females

1434

F25-29

359

4M→6M

4.0 - 6.0 mi

Top 48%
×9story building
+123ft-9ft

Overall

3153

Females

1000

F25-29

250

6M→8M

6.0 - 8.0 mi

Top 36%
×12story building
+166ft-53ft

Overall

2361

Females

643

F25-29

156

8M→9.6M

8.0 - 9.6 mi

Top 60%
×13story building
+68ft-193ft

Overall

3976

Females

1575

F25-29

393

9.6M→10M

9.6 - 10.0 mi

Top 31%
×2story building
+0ft-24ft

Overall

2023

Females

581

F25-29

138

10M→10.5M

10.0 - 10.5 mi

Top 39%
×6story building
+1ft-73ft

Overall

2542

Females

789

F25-29

195

10.5M→12M

10.5 - 12.0 mi

Top 30%
×21story building
+280ft-26ft

Overall

1962

Females

567

F25-29

148

12M→Finish

12.0 - 13.1 mi

Top 31%
×7story building
+14ft-89ft

Overall

2037

Females

570

F25-29

154

Passing Analysis

Category:
Athletes Passed
1714*
Passed By
305
Net Change
+1409
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4267
2M → 4M253115+138#4267#4129
4M → 6M398*8+390#4129#3739
6M → 8M438*9+429#3739#3310
8M → 9.6M72152-80#3310#3390
9.6M → 10M1422+140#3390#3250
10M → 10.5M261+25#3250#3225
10.5M → 12M26713+254#3225#2971
12M → Finish118*5+113#2971#2858
TOTALS1714*305+1409

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

📊

Passing Visuals

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

Race Place Events

Race Place Events