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SF MARATHON 2ND HALF 2026

Julietta Seirmarco

Bib: 26293•F•Age: 23

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 41%
Gender (Female)
#0 / 1760
Top 29%
F20-29
#0 / 218
Top 34%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
9:00/mi
18:01
↑ 138↓ 680.7%
4M
8:57/mi
35:54
↑ 1631.4%
6M
11:53/mi
59:40
↑ 55↓ 830.3%
8M
7:37/mi
1:14:54
↑ 65↓ 1510.8%
10M
10:18/mi
1:35:29
↑ 61↓ 1741.1%
12M
9:57/mi
1:55:24
↑ 41↓ 530.1%
Finish· 13.11 mi
10:13/mi
2:06:44
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time59:40
Pace9:57 /mi
2nd Half
Distance7.11 mi
Time1:07:04
Pace9:26 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:04:0118:019:0018:01
9:00
-
4M
4.00 mi09:21:5435:548:5917:53
8:57
-0:03
6M
6.00 mi09:45:4059:409:5723:46
11:53
+2:56
8M
8.00 mi10:00:541:14:549:2215:14
7:37
-4:16
10M
10.00 mi10:21:291:35:299:3320:35
10:18
+2:41
12M
12.00 mi10:41:241:55:249:3719:55
9:57
-0:21
Finish
13.11 mi10:52:442:06:449:4011:20
10:13
+0:16

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

7:37 /mi

Average Pace

9:40 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

51:08

40% of race

Time at Steady Pace

51:50

41% of race

Time at Slower Pace

23:46

19% of race

Average Pace: 9:40 /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 mi09:04:0118:019:0018:01
9:00
#1204
4M
4.00 mi09:21:5435:548:5917:53
8:57
#1399
6M
6.00 mi09:45:4059:409:5723:46
11:53
#1535
8M
8.00 mi10:00:541:14:549:2215:14
7:37
#1616
10M
10.00 mi10:21:291:35:299:3320:35
10:18
#1652
12M
12.00 mi10:41:241:55:249:3719:55
9:57
#1566
Finish
13.11 mi10:52:442:06:449:4011:20
10:13
#1558
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi1204341571315(Top 34%)415(Top 24%)62(Top 28%)
4M4.00 mi2.00 mi1399-195421-8066-91599(Top 42%)514(Top 29%)78(Top 36%)
6M6.00 mi2.00 mi1535-136472-5172-61783(Top 46%)584(Top 33%)88(Top 40%)
8M8.00 mi2.00 mi1616-81512-4079-71904(Top 50%)644(Top 37%)97(Top 44%)
10M10.00 mi2.00 mi1652-36527-1580-11792(Top 47%)608(Top 35%)95(Top 44%)
12M12.00 mi2.00 mi1566+86500+2777+31315(Top 34%)415(Top 24%)62(Top 28%)
Finish13.11 mi1.11 mi1558+8507-775+21693(Top 44%)596(Top 34%)86(Top 39%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 34%
×9story building
+138ft-68ft

Overall

1315

Females

415

F20-24

62

2M→4M

2.0 - 4.0 mi

Top 42%
×13story building
+163ft-19ft

Overall

1599

Females

514

F20-24

78

4M→6M

4.0 - 6.0 mi

Top 46%
×4story building
+55ft-83ft

Overall

1783

Females

584

F20-24

88

6M→8M

6.0 - 8.0 mi

Top 50%
×10story building
+65ft-151ft

Overall

1904

Females

644

F20-24

97

8M→10M

8.0 - 10.0 mi

Top 47%
×10story building
+61ft-174ft

Overall

1792

Females

608

F20-24

95

10M→12M

10.0 - 12.0 mi

Top 34%
×3story building
+41ft-53ft

Overall

1315

Females

415

F20-24

62

12M→Finish

12.0 - 13.1 mi

Top 44%
×1human
+6ft-6ft

Overall

1693

Females

596

F20-24

86

Passing Analysis

Category:
Athletes Passed
197*
Passed By
551
Net Change
-354
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1204
2M → 4M32227-195#1204#1399
4M → 6M12148-136#1399#1535
6M → 8M1293-81#1535#1616
8M → 10M20*56-36#1616#1652
10M → 12M915+86#1652#1566
12M → Finish30*22+8#1566#1558
TOTALS197*551-354

* 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