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SF MARATHON 1ST HALF 2023

Alexis Koedam

San Francisco, CA

Bib: 13734 F 26

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
Division (F25-29)
#0 / 629
Race Day Weather
60°/50°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.40M
12:21/mi
17:18
→ flat
2.13M
20:55/mi
32:34
→ flat
6.43M
15:51/mi
1:40:44
↑ 274↓ 78
6.62M
-45:-32/mi
1:32:16
↑ 16
10.65M
11:23/mi
2:18:10
↑ 153↓ 361
Finish· 13.11 mi
11:14/mi
2:45:47
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:32:1613:56 /mi+20.3%
2nd Half
1:13:3111:20 /mi✓ faster
Negative split — 20.3% faster in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.40M
17:1812:211.40 mi17:18
12:21
-
2.13M
32:3415:170.73 mi15:16
20:55
+8:34
6.43M
1:40:4415:404.30 mi1:08:10
15:51
-5:04
6.62M
1:32:1613:560.19 mi
-45:-32
-61:23
10.65M
2:18:1012:584.03 mi45:54
11:23
+56:55
Finish(13.11 mi)
2:45:4712:392.46 mi27:37
11:14
-0:09
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-46:-32 /mi

Average Pace

12:39 /mi

Slowest Pace

20:55 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:45:47

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:39 /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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.40M1.40 mi5613245058856132450588
2.13M0.73 mi5263+3502225+225555+3344201770461
6.43M4.30 mi5580-3172416-191587-3256672470596
6.62M0.19 mi5582-22426-10590-3---
10.65M4.03 mi5304+2782263+163561+2945201826466
Finish(13.11 mi)2.46 mi5150+1542183+80545+1644011802455

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 92%
~flat
+3ft-2ft

Overall

5613

Females

2450

F25-29

591

1.40M→2.13M

1.4 - 2.1 mi

Top 73%
~flat
+3ft-1ft

Overall

4420

Females

1770

F25-29

466

2.13M→6.43M

2.1 - 6.4 mi

Top 93%
×17story building
+274ft-78ft

Overall

5667

Females

2470

F25-29

600

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F25-29

-

6.62M→10.65M

6.6 - 10.7 mi

Top 74%
×21story building
+153ft-361ft

Overall

4520

Females

1826

F25-29

466

10.65M→Finish

10.7 - 13.1 mi

Top 72%
×17story building
+244ft-114ft

Overall

4401

Females

1802

F25-29

455

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#5613
1.40M → 2.13M
72422+350
#5613 → #5263
2.13M → 6.43M
39578*-317
#5263 → #5580
6.43M → 6.62M
4442-2
#5580 → #5582
6.62M → 10.65M
13291*+278
#5582 → #5304
10.65M → Finish
8162*+154
#5304 → #5150
TOTALS
532995*+463
#5613 → #5150

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

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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The San Francisco Marathon

The San Francisco Marathon

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