Joseph Welch

Mill Valley, CA

Bib: 11094 M 34

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 40%
Gender (Male)
#0 / 3977
Top 49%
Division (M30-34)
#0 / 872
Top 48%
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
9:11/mi
16:38
→ flat
12 ft elev
5.34M
9:26/mi
49:56
8074
19 ft elev
6.15M
9:39/mi
57:45
1262.8%
149 ft elev
10.54M
9:47/mi
1:40:42
2303610.6%
20 ft elev
11.05M
14:03/mi
1:47:52
1726.4%
213 ft elev
Finish· 13.11 mi
11:31/mi
2:11:34
971140.2%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
57:459:23 /mi⚡ faster
2nd Half
1:13:4910:36 /mi+27.8%
Positive split — 27.8% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi06:49:3616:389:1116:38
9:11
-
5.34M
5.34 mi07:22:5449:569:2133:18
9:26
+0:15
6.15M
6.15 mi07:30:4357:459:237:49
9:39
+0:13
10.54M
10.54 mi08:13:401:40:429:3342:57
9:47
+0:08
11.05M
11.05 mi08:20:501:47:529:467:10
14:03
+4:16
Finish
13.11 mi08:44:322:11:3410:0223:42
11:31
-2:32

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

9:11 /mi

Average Pace

10:02 /mi

Slowest Pace

14:03 /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

1:40:42

77% of race

Time at Slower Pace

30:52

23% of race

Average Pace: 10:02 /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 mi06:49:3616:389:1116:38
9:11
#2274
5.34M
5.34 mi07:22:5449:569:2133:18
9:26
#2420
6.15M
6.15 mi07:30:4357:459:237:49
9:39
#2359
10.54M
10.54 mi08:13:401:40:429:3342:57
9:47
#2447
11.05M
11.05 mi08:20:501:47:529:467:10
14:03
#2507
Finish
13.11 mi08:44:322:11:3410:0223:42
11:31
#2810
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
1.81M1.81 mi1.81 mi2274166535822741665358
5.34M5.34 mi3.53 mi2420-1461752-87379-2125211796388
6.15M6.15 mi0.81 mi2359+611703+49363+1621791598340
10.54M10.54 mi4.39 mi2447-881756-53375-1226111846401
11.05M11.05 mi0.51 mi2507-601789-33387-1232182151479
Finish13.11 mi2.06 mi2810-3031941-152422-3544282710594

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 32%
~flat
+4ft-3ft

Overall

2274

Males

1665

M30-34

358

1.81M→5.34M

1.8 - 5.3 mi

Top 36%
×4story building
+80ft-74ft

Overall

2521

Males

1796

M30-34

388

5.34M→6.15M

5.3 - 6.2 mi

Top 31%
×10story building
+126ft-4ft

Overall

2179

Males

1598

M30-34

340

6.15M→10.54M

6.2 - 10.5 mi

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

Overall

2611

Males

1846

M30-34

401

10.54M→11.05M

10.5 - 11.1 mi

Top 45%
×14story building
+172ft-0ft

Overall

3218

Males

2151

M30-34

479

11.05M→Finish

11.1 - 13.1 mi

Top 62%
×7story building
+97ft-114ft

Overall

4428

Males

2710

M30-34

594

Passing Analysis

Category:
Athletes Passed
379*
Passed By
915
Net Change
-536
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#2274
1.81M5.34M135*281-146#2274#2420
5.34M6.15M9130+61#2420#2359
6.15M10.54M105*193-88#2359#2447
10.54M11.05M2989-60#2447#2507
11.05MFinish19*322-303#2507#2810
TOTALS379*915-536

* 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