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SF MARATHON 1ST HALF 2023

Thamires Mirolli

Stanford, CA

Bib: 13108 F 33

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 44%
Gender (Female)
#0 / 2732
Top 33%
Division (F30-34)
#0 / 557
Top 36%
Race Day Weather
60°/50°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.40M
9:29/mi
13:17
→ flat
11 ft elev
2.13M
19:38/mi
27:37
→ flat
13 ft elev
6.43M
11:43/mi
1:18:00
↑ 274↓ 780.9%
213 ft elev
6.62M
-35:-22/mi
1:11:28
↑ 161.6%
239 ft elev
10.65M
9:40/mi
1:50:25
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
9:18/mi
2:13:16
↑ 244↓ 1141.0%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:11:2810:48 /mi+13.5%
2nd Half
1:01:489:31 /mi✓ faster
Negative split — 13.5% 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
13:179:291.40 mi13:17
9:29
-
2.13M
27:3712:580.73 mi14:20
19:38
+10:09
6.43M
1:18:0012:084.30 mi50:23
11:43
-7:55
6.62M
1:11:2810:480.19 mi
-35:-22
-47:05
10.65M
1:50:2510:224.03 mi38:57
9:40
+45:02
Finish(13.11 mi)
2:13:1610:102.46 mi22:51
9:18
-0:22
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-36:-22 /mi

Average Pace

10:10 /mi

Slowest Pace

19:38 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:13:16

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:10 /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. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
1.40M1.40 mi3221116425232211164252
2.13M0.73 mi3267-461194-30251+134941293264
6.43M4.30 mi2894+373995+199214+372808973212
6.62M0.19 mi2962-681044-49216-2---
10.65M4.03 mi2746+216942+102206+102544863185
Finish(13.11 mi)2.46 mi2670+76909+33201+52471867181

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 53%
~flat
+3ft-2ft

Overall

3221

Females

1164

F30-34

252

1.40M→2.13M

1.4 - 2.1 mi

Top 58%
~flat
+3ft-1ft

Overall

3494

Females

1293

F30-34

264

2.13M→6.43M

2.1 - 6.4 mi

Top 46%
×17story building
+274ft-78ft

Overall

2808

Females

973

F30-34

212

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F30-34

-

6.62M→10.65M

6.6 - 10.7 mi

Top 42%
×21story building
+153ft-361ft

Overall

2544

Females

863

F30-34

185

10.65M→Finish

10.7 - 13.1 mi

Top 41%
×17story building
+244ft-114ft

Overall

2471

Females

867

F30-34

181

Passing Analysis

Category:
Passed
1091*
Passed By
540
Net Change
+551
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#3221
1.40M → 2.13M172218-46#3221#3267
2.13M → 6.43M478*105+373#3267#2894
6.43M → 6.62M40108-68#2894#2962
6.62M → 10.65M274*58+216#2962#2746
10.65M → Finish127*51+76#2746#2670
TOTALS1091*540+551

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

Passing Charts

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Passing Circle

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Position Flow

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Race Lanes

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