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SF MARATHON 1ST HALF 2025

Amelia Richardson

San Jose, CA

Bib: 19821 F 29

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
11:17/mi
20:25
→ flat
5.34M
13:11/mi
1:06:57
↑ 80↓ 74
6.15M
14:31/mi
1:18:42
↑ 126
10.54M
13:58/mi
2:20:02
↑ 230↓ 361
11.05M
21:06/mi
2:30:48
↑ 172
Finish· 13.11 mi
16:50/mi
3:05:28
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:18:4212:48 /mi⚡ faster
2nd Half
1:46:4615:20 /mi+35.7%
Positive split — 35.7% 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
20:2511:171.81 mi20:25
11:17
-
5.34M
1:06:5712:323.53 mi46:32
13:11
+1:54
6.15M
1:18:4212:480.81 mi11:45
14:31
+1:20
10.54M
2:20:0213:174.39 mi1:01:20
13:58
-0:33
11.05M
2:30:4813:390.51 mi10:46
21:06
+7:08
Finish(13.11 mi)
3:05:2814:092.06 mi34:40
16:50
-4:16
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:17 /mi

Average Pace

14:09 /mi

Slowest Pace

21:06 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

20:25

11% of race

Time at Steady Pace

1:59:37

64% of race

Time at Slower Pace

45:26

24% of race

Average Pace: 14:09 /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 mi6029246463260292464632
5.34M3.53 mi6551-5222757-293710-7866992843730
6.15M0.81 mi6586-352782-25716-667112876726
10.54M4.39 mi6623-372811-29720-466212838725
11.05M0.51 mi6654-312832-21721-168542972746
Finish(13.11 mi)2.06 mi6749-952894-62733-1268823006750

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 85%
~flat
+4ft-3ft

Overall

6029

Females

2464

F25-29

633

1.81M→5.34M

1.8 - 5.3 mi

Top 94%
×4story building
+80ft-74ft

Overall

6699

Females

2843

F25-29

731

5.34M→6.15M

5.3 - 6.2 mi

Top 95%
×10story building
+126ft-4ft

Overall

6711

Females

2876

F25-29

727

6.15M→10.54M

6.2 - 10.5 mi

Top 93%
×21story building
+230ft-361ft

Overall

6621

Females

2838

F25-29

726

10.54M→11.05M

10.5 - 11.1 mi

Top 97%
×14story building
+172ft-0ft

Overall

6854

Females

2972

F25-29

747

11.05M→Finish

11.1 - 13.1 mi

Top 97%
×7story building
+97ft-114ft

Overall

6882

Females

3006

F25-29

750

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#6029
1.81M → 5.34M
55533*-522
#6029 → #6551
5.34M → 6.15M
5318-35
#6551 → #6586
6.15M → 10.54M
10063*-37
#6586 → #6623
10.54M → 11.05M
365-31
#6623 → #6654
11.05M → Finish
10914*-95
#6654 → #6749
TOTALS
853133*-720
#6029 → #6749

* 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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