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SF MARATHON 1ST HALF 2025

Diego Bascara

Redwood City, CA

Bib: 19223 M 24

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 34%
Gender (Male)
#0 / 3977
Top 43%
M20-29
#0 / 437
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
8:11/mi
14:48
→ flat
12 ft elev
5.34M
9:21/mi
47:50
↑ 80↓ 74
19 ft elev
6.15M
10:21/mi
56:13
↑ 1262.8%
149 ft elev
10.54M
9:49/mi
1:39:17
↑ 230↓ 3610.6%
20 ft elev
11.05M
13:02/mi
1:45:56
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
10:49/mi
2:08:13
↑ 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
56:139:08 /mi⚡ faster
2nd Half
1:12:0010:21 /mi+28.1%
Positive split — 28.1% 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
14:488:111.81 mi14:48
8:11
-
5.34M
47:508:573.53 mi33:02
9:21
+1:10
6.15M
56:139:080.81 mi8:23
10:21
+1:00
10.54M
1:39:179:254.39 mi43:04
9:49
-0:32
11.05M
1:45:569:350.51 mi6:39
13:02
+3:13
Finish(13.11 mi)
2:08:139:472.06 mi22:17
10:49
-2:13
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:11 /mi

Average Pace

9:47 /mi

Slowest Pace

13:02 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

47:50

37% of race

Time at Steady Pace

1:13:44

58% of race

Time at Slower Pace

6:39

5% of race

Average Pace: 9:47 /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. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
1.81M1.81 mi8326849983268499
5.34M3.53 mi1790-9581360-676204-10524061729251
6.15M0.81 mi1960-1701473-113218-1431852172306
10.54M4.39 mi2245-2851632-159239-2126571871265
11.05M0.51 mi2231+141631+1238+125001758253
Finish(13.11 mi)2.06 mi2430-1991729-98247-936022303310

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 12%
~flat
+4ft-3ft

Overall

832

Males

684

M20-24

99

1.81M→5.34M

1.8 - 5.3 mi

Top 34%
×4story building
+80ft-74ft

Overall

2406

Males

1729

M20-24

251

5.34M→6.15M

5.3 - 6.2 mi

Top 45%
×10story building
+126ft-4ft

Overall

3185

Males

2172

M20-24

306

6.15M→10.54M

6.2 - 10.5 mi

Top 37%
×21story building
+230ft-361ft

Overall

2657

Males

1871

M20-24

265

10.54M→11.05M

10.5 - 11.1 mi

Top 35%
×14story building
+172ft-0ft

Overall

2500

Males

1758

M20-24

253

11.05M→Finish

11.1 - 13.1 mi

Top 51%
×7story building
+97ft-114ft

Overall

3602

Males

2303

M20-24

310

Passing Analysis

Category:
Passed
134*
Passed By
1732
Net Change
-1598
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#832
1.81M → 5.34M5963-958#832#1790
5.34M → 6.15M8178-170#1790#1960
6.15M → 10.54M54*339-285#1960#2245
10.54M → 11.05M5036+14#2245#2231
11.05M → Finish17*216-199#2231#2430
TOTALS134*1732-1598

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

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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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