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SF MARATHON 1ST HALF 2023

Shingo Narita

Palo Alto, CA

Bib: 13895 M 40

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Gender (Male)
#0 / 3331
Masters (Masters Men)
#0 / 1028
Division (M40-44)
#0 / 332
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
11:34/mi
16:12
→ flat
2.13M
23:06/mi
33:04
→ flat
6.43M
15:12/mi
1:38:27
↑ 274↓ 78
6.62M
-46:-40/mi
1:29:46
↑ 16
10.65M
13:09/mi
2:22:45
↑ 153↓ 361
Finish· 13.11 mi
13:07/mi
2:54:59
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:29:4613:34 /mi+5.1%
2nd Half
1:25:1313:08 /mi✓ faster
Negative split — 5.1% 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
16:1211:341.40 mi16:12
11:34
-
2.13M
33:0415:310.73 mi16:52
23:06
+11:32
6.43M
1:38:2715:194.30 mi1:05:23
15:12
-7:54
6.62M
1:29:4613:340.19 mi
-46:-40
-61:52
10.65M
2:22:4513:244.03 mi52:59
13:09
+59:49
Finish(13.11 mi)
2:54:5913:212.46 mi32:14
13:07
-0:02
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-47:-40 /mi

Average Pace

13:21 /mi

Slowest Pace

23:06 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:54:59

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 13:21 /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. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
1.40M1.40 mi5400307830754003078307
2.13M0.73 mi5367+333074+4310-353823072306
6.43M4.30 mi5470-1033113-39309+154773112310
6.62M0.19 mi5446+243099+14306+3---
10.65M4.03 mi5504-583114-15309-355353106308
Finish(13.11 mi)2.46 mi5509-53110+430954453068306

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 89%
~flat
+3ft-2ft

Overall

5400

Males

3078

M40-44

307

1.40M→2.13M

1.4 - 2.1 mi

Top 89%
~flat
+3ft-1ft

Overall

5382

Males

3072

M40-44

308

2.13M→6.43M

2.1 - 6.4 mi

Top 90%
×17story building
+274ft-78ft

Overall

5477

Males

3112

M40-44

312

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M40-44

-

6.62M→10.65M

6.6 - 10.7 mi

Top 91%
×21story building
+153ft-361ft

Overall

5535

Males

3106

M40-44

308

10.65M→Finish

10.7 - 13.1 mi

Top 90%
×17story building
+244ft-114ft

Overall

5445

Males

3068

M40-44

306

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#5400
1.40M → 2.13M
132165+33
#5400 → #5367
2.13M → 6.43M
258155*-103
#5367 → #5470
6.43M → 6.62M
2751+24
#5470 → #5446
6.62M → 10.65M
10951*-58
#5446 → #5504
10.65M → Finish
4843*-5
#5504 → #5509
TOTALS
574465*-109
#5400 → #5509

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

Passing Visualized

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Passing Circle

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Position Flow

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Race Lanes

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