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SF MARATHON 1ST HALF 2025

Antonio Alvarez

San Jose, CA

Bib: 12681 M 37

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 21%
Gender (Male)
#0 / 3977
Top 29%
Division (M35-39)
#0 / 583
Top 25%
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
8:47/mi
15:54
→ flat
12 ft elev
5.34M
8:56/mi
47:26
↑ 80↓ 74
19 ft elev
6.15M
9:01/mi
54:44
↑ 1262.8%
149 ft elev
10.54M
8:58/mi
1:34:04
↑ 230↓ 3610.6%
20 ft elev
11.05M
12:13/mi
1:40:18
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
9:12/mi
1:59:14
↑ 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
54:448:54 /mi⚡ faster
2nd Half
1:04:309:16 /mi+17.8%
Positive split — 17.8% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi06:49:5515:548:4715:54
8:47
-
5.34M
5.34 mi07:21:2747:268:5331:32
8:56
+0:09
6.15M
6.15 mi07:28:4554:448:547:18
9:01
+0:05
10.54M
10.54 mi08:08:051:34:048:5539:20
8:58
-0:03
11.05M
11.05 mi08:14:191:40:189:056:14
12:13
+3:15
Finish
13.11 mi08:33:151:59:149:0618:56
9:12
-3:01

Checkpoints & Pacing

Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:47 /mi

Average Pace

9:06 /mi

Slowest Pace

12:13 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:53:00

95% of race

Time at Slower Pace

6:14

5% of race

Average Pace: 9:06 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
1.81M
1.81 mi06:49:5515:548:4715:54
8:47
#1586
5.34M
5.34 mi07:21:2747:268:5331:32
8:56
#1655
6.15M
6.15 mi07:28:4554:448:547:18
9:01
#1571
10.54M
10.54 mi08:08:051:34:048:5539:20
8:58
#1500
11.05M
11.05 mi08:14:191:40:189:056:14
12:13
#1510
Finish
13.11 mi08:33:151:59:149:0618:56
9:12
#1470
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
1.81M1.81 mi1.81 mi1586121618315861216183
5.34M5.34 mi3.53 mi1655-691262-46175+817271324184
6.15M6.15 mi0.81 mi1571+841215+47165+1013111037134
10.54M10.54 mi4.39 mi1500+711176+39152+1315041174151
11.05M11.05 mi0.51 mi1510-101180-4153-118171351172
Finish13.11 mi2.06 mi1470+401141+39148+514101082149

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 22%
~flat
+4ft-3ft

Overall

1586

Males

1216

M35-39

183

1.81M→5.34M

1.8 - 5.3 mi

Top 24%
×4story building
+80ft-74ft

Overall

1727

Males

1324

M35-39

184

5.34M→6.15M

5.3 - 6.2 mi

Top 18%
×10story building
+126ft-4ft

Overall

1311

Males

1037

M35-39

134

6.15M→10.54M

6.2 - 10.5 mi

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

Overall

1504

Males

1174

M35-39

151

10.54M→11.05M

10.5 - 11.1 mi

Top 26%
×14story building
+172ft-0ft

Overall

1817

Males

1351

M35-39

172

11.05M→Finish

11.1 - 13.1 mi

Top 20%
×7story building
+97ft-114ft

Overall

1410

Males

1082

M35-39

149

Passing Analysis

Category:
Athletes Passed
451*
Passed By
335
Net Change
+116
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#1586
1.81M → 5.34M127196-69#1586#1655
5.34M → 6.15M928+84#1655#1571
6.15M → 10.54M14170+71#1571#1500
10.54M → 11.05M2636-10#1500#1510
11.05M → Finish65*25+40#1510#1470
TOTALS451*335+116

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

Passing Charts

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

Race Place Events

Race Place Events