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SF MARATHON 1ST HALF 2025

Austin Brewer

Surprise, AZ

Bib: 18173 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
10 ft elev
1.81M
10:49/mi
19:35
→ flat
12 ft elev
5.34M
10:49/mi
57:47
↑ 80↓ 74
19 ft elev
6.15M
11:25/mi
1:07:02
↑ 1262.8%
149 ft elev
10.54M
11:42/mi
1:58:25
↑ 230↓ 3610.6%
20 ft elev
11.05M
14:52/mi
2:06:00
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
12:51/mi
2:32:27
↑ 97↓ 1140.2%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:07:0210:54 /mi⚡ faster
2nd Half
1:25:2512:16 /mi+27.4%
Positive split — 27.4% 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
19:3510:491.81 mi19:35
10:49
-
5.34M
57:4710:493.53 mi38:12
10:49
0:00
6.15M
1:07:0210:540.81 mi9:15
11:25
+0:36
10.54M
1:58:2511:144.39 mi51:23
11:42
+0:17
11.05M
2:06:0011:240.51 mi7:35
14:52
+3:10
Finish(13.11 mi)
2:32:2711:382.06 mi26:27
12:51
-2:01
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

10:49 /mi

Average Pace

11:38 /mi

Slowest Pace

14:52 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

57:47

38% of race

Time at Steady Pace

1:00:38

40% of race

Time at Slower Pace

34:02

22% of race

Average Pace: 11:38 /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 mi5440212556154402125561
5.34M3.53 mi4946+4941866+259496+6547741775479
6.15M0.81 mi4892+541839+27493+346751720471
10.54M4.39 mi4971-791891-52500-751121995539
11.05M0.51 mi4896+751854+37499+138401363369
Finish(13.11 mi)2.06 mi5022-1261938-84520-2155992347621

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 77%
~flat
+4ft-3ft

Overall

5440

Females

2125

F25-29

562

1.81M→5.34M

1.8 - 5.3 mi

Top 67%
×4story building
+80ft-74ft

Overall

4774

Females

1775

F25-29

480

5.34M→6.15M

5.3 - 6.2 mi

Top 66%
×10story building
+126ft-4ft

Overall

4675

Females

1720

F25-29

472

6.15M→10.54M

6.2 - 10.5 mi

Top 72%
×21story building
+230ft-361ft

Overall

5112

Females

1995

F25-29

539

10.54M→11.05M

10.5 - 11.1 mi

Top 54%
×14story building
+172ft-0ft

Overall

3840

Females

1363

F25-29

370

11.05M→Finish

11.1 - 13.1 mi

Top 79%
×7story building
+97ft-114ft

Overall

5599

Females

2347

F25-29

621

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#5440
1.81M → 5.34M
65559*+494
#5440 → #4946
5.34M → 6.15M
4094+54
#4946 → #4892
6.15M → 10.54M
229150*-79
#4892 → #4971
10.54M → 11.05M
2297+75
#4971 → #4896
11.05M → Finish
17044*-126
#4896 → #5022
TOTALS
526944*+418
#5440 → #5022

* 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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The San Francisco Marathon

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