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SF MARATHON 1ST HALF 2025

Matthew Anderson

San Francisco, CA

Bib: 12837 M 44

0:00
0:00
/ mi
Masters
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Overall
#0 / 7100
Top 23%
Gender (Male)
#0 / 3977
Top 31%
Masters (Masters Men)
#0 / 1096
Top 24%
Division (M40-44)
#0 / 336
Top 30%
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
9:15/mi
16:44
→ flat
12 ft elev
5.34M
8:52/mi
48:03
↑ 80↓ 74
19 ft elev
6.15M
9:10/mi
55:28
↑ 1262.8%
149 ft elev
10.54M
9:08/mi
1:35:34
↑ 230↓ 3610.6%
20 ft elev
11.05M
11:08/mi
1:41:15
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
9:20/mi
2:00:29
↑ 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
55:289:01 /mi⚡ faster
2nd Half
1:05:019:21 /mi+17.2%
Positive split — 17.2% 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
16:449:151.81 mi16:44
9:15
-
5.34M
48:039:003.53 mi31:19
8:52
-0:23
6.15M
55:289:010.81 mi7:25
9:10
+0:18
10.54M
1:35:349:044.39 mi40:06
9:08
-0:02
11.05M
1:41:159:100.51 mi5:41
11:08
+2:00
Finish(13.11 mi)
2:00:299:112.06 mi19:14
9:20
-1:48
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:52 /mi

Average Pace

9:11 /mi

Slowest Pace

11:08 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

31:19

26% of race

Time at Steady Pace

1:23:29

69% of race

Time at Slower Pace

5:41

5% of race

Average Pace: 9:11 /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. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
1.81M1.81 mi2368172115523681721155
5.34M3.53 mi1852+5161400+321117+3816171247109
6.15M0.81 mi1780+721361+39116+11485115695
10.54M4.39 mi1716+641313+48114+217351325114
11.05M0.51 mi1644+721266+47104+10102783351
Finish(13.11 mi)2.06 mi1612+321240+26100+41596120298

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 33%
~flat
+4ft-3ft

Overall

2368

Males

1721

M40-44

155

1.81M→5.34M

1.8 - 5.3 mi

Top 23%
×4story building
+80ft-74ft

Overall

1617

Males

1247

M40-44

109

5.34M→6.15M

5.3 - 6.2 mi

Top 21%
×10story building
+126ft-4ft

Overall

1485

Males

1156

M40-44

95

6.15M→10.54M

6.2 - 10.5 mi

Top 24%
×21story building
+230ft-361ft

Overall

1735

Males

1325

M40-44

114

10.54M→11.05M

10.5 - 11.1 mi

Top 14%
×14story building
+172ft-0ft

Overall

1027

Males

833

M40-44

51

11.05M→Finish

11.1 - 13.1 mi

Top 22%
×7story building
+97ft-114ft

Overall

1596

Males

1202

M40-44

98

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#2368
1.81M → 5.34M
17533*+516
#2368 → #1852
5.34M → 6.15M
1385+72
#1852 → #1780
6.15M → 10.54M
81145+64
#1780 → #1716
10.54M → 11.05M
880+72
#1716 → #1644
11.05M → Finish
3870*+32
#1644 → #1612
TOTALS
157913*+756
#2368 → #1612

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

Passing Visualized

Category:
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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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