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SF MARATHON 1ST HALF 2023

Chris Thomas

Pasadena, CA

Bib: 16139 M 32

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 21%
Gender (Male)
#0 / 3331
Top 28%
Division (M30-34)
#0 / 723
Top 29%
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
8:22/mi
11:43
→ flat
2.13M
16:30/mi
23:46
→ flat
6.43M
10:28/mi
1:08:45
↑ 274↓ 78
6.62M
-36:-14/mi
1:02:03
↑ 16
10.65M
9:00/mi
1:38:19
↑ 153↓ 361
Finish· 13.11 mi
8:32/mi
1:59:18
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:02:039:22 /mi+7.7%
2nd Half
57:158:49 /mi✓ faster
Negative split — 7.7% 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
11:438:221.40 mi11:43
8:22
-
2.13M
23:4611:090.73 mi12:03
16:30
+8:08
6.43M
1:08:4510:424.30 mi44:59
10:28
-6:02
6.62M
1:02:039:220.19 mi
-36:-14
-46:42
10.65M
1:38:199:144.03 mi36:16
9:00
+45:14
Finish(13.11 mi)
1:59:189:062.46 mi20:59
8:32
-0:28
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-37:-14 /mi

Average Pace

9:06 /mi

Slowest Pace

16:30 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:59:18

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:06 /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. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
1.40M1.40 mi13669722071366972207
2.13M0.73 mi1161+205846+126182+251105803172
6.43M4.30 mi1216-55905-59202-201342985220
6.62M0.19 mi1089+127810+95179+23---
10.65M4.03 mi1265-176940-130205-2616241174265
Finish(13.11 mi)2.46 mi1286-21946-6208-315711114239

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 22%
~flat
+3ft-2ft

Overall

1366

Males

972

M30-34

208

1.40M→2.13M

1.4 - 2.1 mi

Top 18%
~flat
+3ft-1ft

Overall

1105

Males

803

M30-34

175

2.13M→6.43M

2.1 - 6.4 mi

Top 22%
×17story building
+274ft-78ft

Overall

1342

Males

985

M30-34

222

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M30-34

-

6.62M→10.65M

6.6 - 10.7 mi

Top 27%
×21story building
+153ft-361ft

Overall

1624

Males

1174

M30-34

267

10.65M→Finish

10.7 - 13.1 mi

Top 26%
×17story building
+244ft-114ft

Overall

1571

Males

1114

M30-34

239

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#1366
1.40M → 2.13M
36241+205
#1366 → #1161
2.13M → 6.43M
15499*-55
#1161 → #1216
6.43M → 6.62M
5132+127
#1216 → #1089
6.62M → 10.65M
19822*-176
#1089 → #1265
10.65M → Finish
6342*-21
#1265 → #1286
TOTALS
456536*+80
#1366 → #1286

* 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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The San Francisco Marathon

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