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SF MARATHON 1ST HALF 2026

Zicheng Lin

Mountain View, CA

Bib: 19158 F 27

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 30%
Gender (Female)
#0 / 2930
Top 18%
Division (F25-29)
#0 / 674
Top 19%
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
9:12/mi
18:24
→ flat
12 ft elev
4M
9:12/mi
36:48
↑ 67↓ 69
10 ft elev
6M
9:24/mi
55:36
↑ 1231.1%
126 ft elev
8M
10:44/mi
1:17:05
↑ 166↓ 531.1%
246 ft elev
9.6M
7:17/mi
1:28:45
↑ 68↓ 1931.5%
126 ft elev
10M
17:21/mi
1:35:41
↓ 241.1%
90 ft elev
10.5M
4:32/mi
1:37:57
↓ 732.7%
18 ft elev
12M
13:47/mi
1:58:38
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
9:36/mi
2:09:17
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time55:36
Pace9:16 /mi
2nd Half
Distance7.11 mi
Time1:13:41
Pace10:22 /mi
📊Positive Split: 32.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:01:1318:249:1218:24
9:12
-
4M
4.00 mi07:19:3736:489:1218:24
9:12
0:00
6M
6.00 mi07:38:2555:369:1618:48
9:24
+0:12
8M
8.00 mi07:59:541:17:059:3821:29
10:44
+1:20
9.6M
9.60 mi08:11:341:28:459:1511:40
7:17
-3:27
10M
10.00 mi08:18:301:35:419:346:56
17:21
+10:04
10.5M
10.50 mi08:20:461:37:579:202:16
4:32
-12:49
12M
12.00 mi08:41:271:58:389:5320:41
13:47
+9:15
Finish
13.11 mi08:52:062:09:179:5210:39
9:36
-4:11

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

4:32 /mi

Average Pace

9:52 /mi

Slowest Pace

17:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

13:56

11% of race

Time at Steady Pace

1:27:44

68% of race

Time at Slower Pace

27:37

21% of race

Average Pace: 9:52 /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 mi07:01:1318:249:1218:24
9:12
#1790
4M
4.00 mi07:19:3736:489:1218:24
9:12
#1745
6M
6.00 mi07:38:2555:369:1618:48
9:24
#1802
8M
8.00 mi07:59:541:17:059:3821:29
10:44
#2151
9.6M
9.60 mi08:11:341:28:459:1511:40
7:17
#1846
10M
10.00 mi08:18:301:35:419:346:56
17:21
#1844
10.5M
10.50 mi08:20:461:37:579:202:16
4:32
#1843
12M
12.00 mi08:41:271:58:389:5320:41
13:47
#1960
Finish
13.11 mi08:52:062:09:179:5210:39
9:36
#1953
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 29%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:12

Segment Time

10:14/mi

Pace

0.90 mi

Distance

Overall

1923

Women

521

Division

125

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi17904481062546808210
4M4.00 mi2.00 mi1745+45423+2598+8171440797
6M6.00 mi2.00 mi1802-57445-22107-91922492127
8M8.00 mi2.00 mi2151-349564-119130-2332331017246
9.6M9.60 mi1.60 mi1846+305466+98113+1789426563
10M10.00 mi0.40 mi1844+2469-3112+12010573135
10.5M10.50 mi0.50 mi1843+1470-1113-11916509123
12M12.00 mi1.50 mi1960-117531-61127-142546808210
Finish13.11 mi1.11 mi1953+7530+1130-32379734201

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 39%
~flat
+5ft-3ft

Overall

2546

Females

808

F25-29

210

2M→4M

2.0 - 4.0 mi

Top 26%
×4story building
+67ft-69ft

Overall

1714

Females

407

F25-29

97

4M→6M

4.0 - 6.0 mi

Top 29%
×9story building
+123ft-9ft

Overall

1922

Females

492

F25-29

127

6M→8M

6.0 - 8.0 mi

Top 49%
×12story building
+166ft-53ft

Overall

3233

Females

1017

F25-29

246

8M→9.6M

8.0 - 9.6 mi

Top 14%
×13story building
+68ft-193ft

Overall

894

Females

265

F25-29

63

9.6M→10M

9.6 - 10.0 mi

Top 31%
×2story building
+0ft-24ft

Overall

2010

Females

573

F25-29

135

10M→10.5M

10.0 - 10.5 mi

Top 29%
×6story building
+1ft-73ft

Overall

1916

Females

509

F25-29

123

10.5M→12M

10.5 - 12.0 mi

Top 39%
×21story building
+280ft-26ft

Overall

2546

Females

808

F25-29

210

12M→Finish

12.0 - 13.1 mi

Top 36%
×7story building
+14ft-89ft

Overall

2379

Females

734

F25-29

201

Passing Analysis

Category:
Athletes Passed
618*
Passed By
781
Net Change
-163
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1790
2M → 4M12378+45#1790#1745
4M → 6M51108-57#1745#1802
6M → 8M13*362-349#1802#2151
8M → 9.6M3149+305#2151#1846
9.6M → 10M2927+2#1846#1844
10M → 10.5M87+1#1844#1843
10.5M → 12M35152-117#1843#1960
12M → Finish45*38+7#1960#1953
TOTALS618*781-163

* 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

Race Place Events

Race Place Events