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SF MARATHON 1ST HALF 2023

Miriam Elizabeth Guzman

Modesto, CA

Bib: 16826 F 43

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
Masters (Masters Women)
#0 / 746
Division (F40-44)
#0 / 268
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
9:36/mi
13:26
→ flat
2.13M
25:31/mi
32:04
→ flat
6.43M
14:41/mi
1:35:14
↑ 274↓ 78
6.62M
-57:-38/mi
1:24:28
↑ 16
10.65M
13:03/mi
2:17:03
↑ 153↓ 361
Finish· 13.11 mi
11:44/mi
2:45:54
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:24:2812:46 /mi+3.6%
2nd Half
1:21:2612:33 /mi✓ faster
Negative split — 3.6% 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
13:269:361.40 mi13:26
9:36
-
2.13M
32:0415:030.73 mi18:38
25:31
+15:55
6.43M
1:35:1414:494.30 mi1:03:10
14:41
-10:50
6.62M
1:24:2812:460.19 mi
-57:-38
-72:19
10.65M
2:17:0312:524.03 mi52:35
13:03
+70:41
Finish(13.11 mi)
2:45:5412:392.46 mi28:51
11:44
-1:19
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-58:-38 /mi

Average Pace

12:39 /mi

Slowest Pace

25:31 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:45:54

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. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
1.40M1.40 mi34131252973413125297
2.13M0.73 mi5170-17572172-920187-9058252565240
6.43M4.30 mi5249-792209-37194-752602230204
6.62M0.19 mi5015+2342077+132182+12---
10.65M4.03 mi5251-2362230-153203-2155072410229
Finish(13.11 mi)2.46 mi5154+972187+43199+447562002181

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 56%
~flat
+3ft-2ft

Overall

3413

Females

1252

F40-44

97

1.40M→2.13M

1.4 - 2.1 mi

Top 96%
~flat
+3ft-1ft

Overall

5825

Females

2565

F40-44

240

2.13M→6.43M

2.1 - 6.4 mi

Top 87%
×17story building
+274ft-78ft

Overall

5260

Females

2230

F40-44

204

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F40-44

-

6.62M→10.65M

6.6 - 10.7 mi

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

Overall

5507

Females

2410

F40-44

229

10.65M→Finish

10.7 - 13.1 mi

Top 78%
×17story building
+244ft-114ft

Overall

4756

Females

2002

F40-44

181

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#3413
1.40M → 2.13M
17592-1757
#3413 → #5170
2.13M → 6.43M
260181*-79
#5170 → #5249
6.43M → 6.62M
0234+234
#5249 → #5015
6.62M → 10.65M
25923*-236
#5015 → #5251
10.65M → Finish
26123*+97
#5251 → #5154
TOTALS
2304563*-1741
#3413 → #5154

* 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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