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SF MARATHON 1ST HALF 2025

Nathaniel Margate

Tracy, CA

Bib: 12370 M 35

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Male)
#0 / 3977
Division (M35-39)
#0 / 583
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
9:48/mi
17:45
→ flat
12 ft elev
5.34M
10:31/mi
54:54
↑ 80↓ 74
19 ft elev
6.15M
11:06/mi
1:03:53
↑ 1262.8%
149 ft elev
10.54M
11:06/mi
1:52:37
↑ 230↓ 3610.6%
20 ft elev
11.05M
18:22/mi
2:01:59
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
13:47/mi
2:30:23
↑ 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
1:03:5310:23 /mi⚡ faster
2nd Half
1:26:3012:26 /mi+35.4%
Positive split — 35.4% 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
17:459:481.81 mi17:45
9:48
-
5.34M
54:5410:173.53 mi37:09
10:31
+0:43
6.15M
1:03:5310:230.81 mi8:59
11:06
+0:35
10.54M
1:52:3710:414.39 mi48:44
11:06
0:00
11.05M
2:01:5911:020.51 mi9:22
18:22
+7:16
Finish(13.11 mi)
2:30:2311:282.06 mi28:24
13:47
-4:35
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:48 /mi

Average Pace

11:28 /mi

Slowest Pace

18:22 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:52:37

75% of race

Time at Slower Pace

37:46

25% of race

Average Pace: 11:28 /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

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
1.81M1.81 mi1.81 mi3527237334735272373347
5.34M5.34 mi3.53 mi4025-4982625-252385-3842962762410
6.15M6.15 mi0.81 mi40252625389-442752750404
10.54M10.54 mi4.39 mi4158-1332680-55399-1043752779412
11.05M11.05 mi0.51 mi4380-2222795-115414-1559623491509
Finish13.11 mi2.06 mi4837-4572980-185438-2461433499513

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 50%
~flat
+4ft-3ft

Overall

3527

Males

2373

M35-39

347

1.81M→5.34M

1.8 - 5.3 mi

Top 61%
×4story building
+80ft-74ft

Overall

4296

Males

2762

M35-39

410

5.34M→6.15M

5.3 - 6.2 mi

Top 60%
×10story building
+126ft-4ft

Overall

4275

Males

2750

M35-39

404

6.15M→10.54M

6.2 - 10.5 mi

Top 62%
×21story building
+230ft-361ft

Overall

4375

Males

2779

M35-39

412

10.54M→11.05M

10.5 - 11.1 mi

Top 84%
×14story building
+172ft-0ft

Overall

5962

Males

3491

M35-39

509

11.05M→Finish

11.1 - 13.1 mi

Top 87%
×7story building
+97ft-114ft

Overall

6143

Males

3499

M35-39

513

Passing Analysis

Category:
Athletes Passed
315*
Passed By
1625
Net Change
-1310
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#3527
1.81M → 5.34M95*593-498#3527#4025
5.34M → 6.15M67670#4025#4025
6.15M → 10.54M128*261-133#4025#4158
10.54M → 11.05M3225-222#4158#4380
11.05M → Finish22*479-457#4380#4837
TOTALS315*1625-1310

* 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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