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SF MARATHON 1ST HALF 2025

Olivia Nichols

Yonkers, NY

Bib: 15807 F 30

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Division (F30-34)
#0 / 691
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
12:06/mi
21:55
→ flat
5.34M
12:12/mi
1:04:59
↑ 80↓ 74
6.15M
12:15/mi
1:14:54
↑ 126
10.54M
11:56/mi
2:07:19
↑ 230↓ 361
11.05M
17:40/mi
2:16:20
↑ 172
Finish· 13.11 mi
12:10/mi
2:41:23
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:14:5412:11 /mi⚡ faster
2nd Half
1:26:2912:26 /mi+15.5%
Positive split — 15.5% 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
21:5512:061.81 mi21:55
12:06
-
5.34M
1:04:5912:103.53 mi43:04
12:12
+0:06
6.15M
1:14:5412:110.81 mi9:55
12:15
+0:03
10.54M
2:07:1912:054.39 mi52:25
11:56
-0:19
11.05M
2:16:2012:200.51 mi9:01
17:40
+5:44
Finish(13.11 mi)
2:41:2312:192.06 mi25:03
12:10
-5:30
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:56 /mi

Average Pace

12:19 /mi

Slowest Pace

17:40 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:32:22

94% of race

Time at Slower Pace

9:01

6% of race

Average Pace: 12:19 /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
1.81M1.81 mi6613281964266132819642
5.34M3.53 mi6347+2662650+169597+4562062565581
6.15M0.81 mi6255+922594+56584+1354412128493
10.54M4.39 mi5873+3822395+199544+4053402106485
11.05M0.51 mi5874-12389+6539+555832260518
Finish(13.11 mi)2.06 mi5729+1452324+65530+951212086479

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 93%
~flat
+4ft-3ft

Overall

6613

Females

2819

F30-34

643

1.81M→5.34M

1.8 - 5.3 mi

Top 87%
×4story building
+80ft-74ft

Overall

6206

Females

2565

F30-34

582

5.34M→6.15M

5.3 - 6.2 mi

Top 77%
×10story building
+126ft-4ft

Overall

5441

Females

2128

F30-34

494

6.15M→10.54M

6.2 - 10.5 mi

Top 75%
×21story building
+230ft-361ft

Overall

5340

Females

2106

F30-34

486

10.54M→11.05M

10.5 - 11.1 mi

Top 79%
×14story building
+172ft-0ft

Overall

5583

Females

2260

F30-34

519

11.05M→Finish

11.1 - 13.1 mi

Top 72%
×7story building
+97ft-114ft

Overall

5121

Females

2086

F30-34

479

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#6613
1.81M → 5.34M
37303*+266
#6613 → #6347
5.34M → 6.15M
799+92
#6347 → #6255
6.15M → 10.54M
19401*+382
#6255 → #5873
10.54M → 11.05M
3231-1
#5873 → #5874
11.05M → Finish
18163*+145
#5874 → #5729
TOTALS
113997*+884
#6613 → #5729

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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