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SF MARATHON 2ND HALF 2026

Riley Shaper

SF, CA

Bib: 24891 F 25

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Female)
#0 / 1760
Division (F25-29)
#0 / 495
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
48 ft elev
2M
10:47/mi
21:35
↑ 138↓ 680.7%
122 ft elev
4M
10:34/mi
42:43
↑ 1631.4%
280 ft elev
6M
13:35/mi
1:09:54
↑ 55↓ 830.3%
247 ft elev
8M
8:24/mi
1:26:43
↑ 65↓ 1510.8%
143 ft elev
10M
11:29/mi
1:49:40
↑ 61↓ 1741.1%
25 ft elev
12M
12:00/mi
2:13:41
↑ 41↓ 530.1%
12 ft elev
Finish· 13.11 mi
11:47/mi
2:26:45
→ flat
11 ft elev
Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent

The Course

Half Splits

1st Half· via 6M
1:09:5411:39 /mi⚡ faster
2nd Half
1:16:5110:49 /mi+9.9%
Positive split — 9.9% 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
2M
21:3510:472.00 mi21:35
10:47
-
4M
42:4310:412.00 mi21:08
10:34
-0:13
6M
1:09:5411:392.00 mi27:11
13:35
+3:01
8M
1:26:4310:502.00 mi16:49
8:24
-5:11
10M
1:49:4010:582.00 mi22:57
11:29
+3:05
12M
2:13:4111:082.00 mi24:01
12:00
+0:31
Finish(13.11 mi)
2:26:4511:121.11 mi13:04
11:47
-0:13
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:24 /mi

Average Pace

11:12 /mi

Slowest Pace

13:35 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

37:57

26% of race

Time at Steady Pace

1:21:37

56% of race

Time at Slower Pace

27:11

19% of race

Average Pace: 11:12 /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
2M2.00 mi266210502932441964295
4M2.00 mi2660+21038+12294-126801058306
6M2.00 mi2705-451065-27307-1327501096312
8M2.00 mi2671+341044+21301+625891009307
10M2.00 mi2634+371028+16300+12473962286
12M2.00 mi2610+241025+33002441964295
Finish(13.11 mi)1.11 mi2608+21031-6302-225731055320

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 64%
×9story building
+138ft-68ft

Overall

2441

Females

964

F25-29

296

2M→4M

2.0 - 4.0 mi

Top 70%
×13story building
+163ft-19ft

Overall

2680

Females

1058

F25-29

306

4M→6M

4.0 - 6.0 mi

Top 72%
×4story building
+55ft-83ft

Overall

2750

Females

1096

F25-29

313

6M→8M

6.0 - 8.0 mi

Top 67%
×10story building
+65ft-151ft

Overall

2589

Females

1009

F25-29

308

8M→10M

8.0 - 10.0 mi

Top 64%
×10story building
+61ft-174ft

Overall

2473

Females

962

F25-29

287

10M→12M

10.0 - 12.0 mi

Top 64%
×3story building
+41ft-53ft

Overall

2441

Females

964

F25-29

296

12M→Finish

12.0 - 13.1 mi

Top 67%
×1human
+6ft-6ft

Overall

2573

Females

1055

F25-29

320

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#2662
2M → 4M
118120+2
#2662 → #2660
4M → 6M
8843-45
#2660 → #2705
6M → 8M
1852+34
#2705 → #2671
8M → 10M
1350*+37
#2671 → #2634
10M → 12M
3155+24
#2634 → #2610
12M → Finish
2123*+2
#2610 → #2608
TOTALS
289343*+54
#2662 → #2608

* 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