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SF MARATHON 2ND HALF 2026

Justin Walz

Bib: 23044•M•Age: 33

Oakland, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Male)
#0 / 2065
Division (M30-34)
#0 / 453
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
20:35
Rank: #2257
Start → 2M
10:17/mi
20:35 split
4M
39:22
Rank: #2052 (+205)
2M → 4M
9:24/mi
18:47 split
6M
1:04:08
Rank: #2052
4M → 6M
12:23/mi
24:46 split
8M
1:19:18
Rank: #2003 (+49)
6M → 8M
7:35/mi
15:10 split
10M
1:40:11
Rank: #1969 (+34)
8M → 10M
10:27/mi
20:53 split
12M
2:02:11
Rank: #1935 (+34)
10M → 12M
11:00/mi
22:00 split
Finish· 13.11 mi
2:15:32
Rank: #1997 (-62)
12M → Finish
12:02/mi
13:21 split

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:04:08
Pace10:41 /mi
2nd Half
Distance7.11 mi
Time1:11:24
Pace10:03 /mi
📊Positive Split: 11.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:06:4120:3510:1720:35
10:17
-
4M
4.00 mi09:25:2839:229:5118:47
9:24
-0:53
6M
6.00 mi09:50:141:04:0810:4124:46
12:23
+2:59
8M
8.00 mi10:05:241:19:189:5515:10
7:35
-4:48
10M
10.00 mi10:26:171:40:1110:0120:53
10:27
+2:52
12M
12.00 mi10:48:172:02:1110:1122:00
11:00
+0:33
Finish
13.11 mi11:01:382:15:3210:2013:21
12:02
+1:02

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

7:35 /mi

Average Pace

10:20 /mi

Slowest Pace

12:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

33:57

25% of race

Time at Steady Pace

1:03:28

47% of race

Time at Slower Pace

38:07

28% of race

Average Pace: 10:20 /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.

Loading...
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
2M
2.00 mi09:06:4120:3510:1720:35
10:17
#2257
4M
4.00 mi09:25:2839:229:5118:47
9:24
#2052
6M
6.00 mi09:50:141:04:0810:4124:46
12:23
#2052
8M
8.00 mi10:05:241:19:189:5515:10
7:35
#2003
10M
10.00 mi10:26:171:40:1110:0120:53
10:27
#1969
12M
12.00 mi10:48:172:02:1110:1122:00
11:00
#1935
Finish
13.11 mi11:01:382:15:3210:2013:21
12:02
#1997
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi225714253211916(Top 50%)1220(Top 59%)263(Top 58%)
4M4.00 mi2.00 mi2052+2051326+99301+201918(Top 50%)1252(Top 61%)281(Top 62%)
6M6.00 mi2.00 mi20521331-53012077(Top 54%)1344(Top 65%)301(Top 66%)
8M8.00 mi2.00 mi2003+491307+24295+61877(Top 49%)1236(Top 60%)276(Top 61%)
10M10.00 mi2.00 mi1969+341286+21289+61884(Top 49%)1226(Top 59%)270(Top 60%)
12M12.00 mi2.00 mi1935+341262+24283+61916(Top 50%)1220(Top 59%)263(Top 58%)
Finish13.11 mi1.11 mi1997-621291-29289-62686(Top 70%)1560(Top 76%)351(Top 77%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 50%
×9story building
+138ft-68ft

Overall

1916

Males

1220

M30-34

263

2M→4M

2.0 - 4.0 mi

Top 50%
×13story building
+163ft-19ft

Overall

1918

Males

1252

M30-34

281

4M→6M

4.0 - 6.0 mi

Top 54%
×4story building
+55ft-83ft

Overall

2077

Males

1344

M30-34

301

6M→8M

6.0 - 8.0 mi

Top 49%
×10story building
+65ft-151ft

Overall

1877

Males

1236

M30-34

276

8M→10M

8.0 - 10.0 mi

Top 49%
×10story building
+61ft-174ft

Overall

1884

Males

1226

M30-34

270

10M→12M

10.0 - 12.0 mi

Top 50%
×3story building
+41ft-53ft

Overall

1916

Males

1220

M30-34

263

12M→Finish

12.0 - 13.1 mi

Top 70%
×1human
+6ft-6ft

Overall

2686

Males

1560

M30-34

351

Passing Analysis

Category:
Athletes Passed
467*
Passed By
207
Net Change
+260
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2257
2M → 4M21914+205#2257#2052
4M → 6M55550#2052#2052
6M → 8M6213+49#2052#2003
8M → 10M65*31+34#2003#1969
10M → 12M6026+34#1969#1935
12M → Finish6*68-62#1935#1997
TOTALS467*207+260

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

📊

Passing Visuals

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