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SF MARATHON 1ST HALF 2025

Amy Corona

Bay Point, CA

Bib: 19049 F 27

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Division (F25-29)
#0 / 761
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
10:05/mi
18:15
→ flat
5.34M
10:37/mi
55:43
↑ 80↓ 74
6.15M
12:35/mi
1:05:54
↑ 126
10.54M
11:06/mi
1:54:36
↑ 230↓ 361
11.05M
17:46/mi
2:03:40
↑ 172
Finish· 13.11 mi
11:53/mi
2:28:08
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:05:5410:43 /mi⚡ faster
2nd Half
1:22:1411:49 /mi+24.8%
Positive split — 24.8% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.81M
18:1510:051.81 mi18:15
10:05
-
5.34M
55:4310:263.53 mi37:28
10:37
+0:32
6.15M
1:05:5410:430.81 mi10:11
12:35
+1:58
10.54M
1:54:3610:524.39 mi48:42
11:06
-1:29
11.05M
2:03:4011:120.51 mi9:04
17:46
+6:40
Finish(13.11 mi)
2:28:0811:182.06 mi24:28
11:53
-5:53
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:05 /mi

Average Pace

11:18 /mi

Slowest Pace

17:46 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

18:15

12% of race

Time at Steady Pace

2:00:49

82% of race

Time at Slower Pace

9:04

6% of race

Average Pace: 11:18 /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
1.81M1.81 mi4070141437640701414376
5.34M3.53 mi4304-2341540-126418-4244451596438
6.15M0.81 mi4604-3001689-149453-3556842257608
10.54M4.39 mi4463+1411613+76437+1643691582437
11.05M0.51 mi4598-1351691-78455-1856482291605
Finish(13.11 mi)2.06 mi45981719-28469-1448331909512

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 57%
~flat
+4ft-3ft

Overall

4070

Females

1414

F25-29

376

1.81M→5.34M

1.8 - 5.3 mi

Top 63%
×4story building
+80ft-74ft

Overall

4445

Females

1596

F25-29

439

5.34M→6.15M

5.3 - 6.2 mi

Top 80%
×10story building
+126ft-4ft

Overall

5684

Females

2257

F25-29

609

6.15M→10.54M

6.2 - 10.5 mi

Top 62%
×21story building
+230ft-361ft

Overall

4369

Females

1582

F25-29

437

10.54M→11.05M

10.5 - 11.1 mi

Top 80%
×14story building
+172ft-0ft

Overall

5648

Females

2291

F25-29

606

11.05M→Finish

11.1 - 13.1 mi

Top 68%
×7story building
+97ft-114ft

Overall

4833

Females

1909

F25-29

512

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#4070
1.81M → 5.34M
397163*-234
#4070 → #4304
5.34M → 6.15M
31111-300
#4304 → #4604
6.15M → 10.54M
139280*+141
#4604 → #4463
10.54M → 11.05M
1416-135
#4463 → #4598
11.05M → Finish
9292*0
#4598 → #4598
TOTALS
1080552*-528
#4070 → #4598

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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