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SF MARATHON 2ND HALF 2026

Brian Girvan

Bib: 23868•M•Age: 38

Los Angeles, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 39%
Gender (Male)
#0 / 2065
Top 49%
Division (M35-39)
#0 / 309
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:16/mi
20:32
↑ 138↓ 680.7%
4M
8:22/mi
37:16
↑ 1631.4%
6M
11:14/mi
59:44
↑ 55↓ 830.3%
8M
7:09/mi
1:14:03
↑ 65↓ 1510.8%
10M
9:37/mi
1:33:16
↑ 61↓ 1741.1%
12M
10:18/mi
1:53:52
↑ 41↓ 530.1%
Finish· 13.11 mi
10:46/mi
2:05:49
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time59:44
Pace9:57 /mi
2nd Half
Distance7.11 mi
Time1:06:05
Pace9:18 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:59:0620:3210:1620:32
10:16
-
4M
4.00 mi09:15:5037:169:1916:44
8:22
-1:54
6M
6.00 mi09:38:1859:449:5722:28
11:14
+2:52
8M
8.00 mi09:52:371:14:039:1514:19
7:09
-4:05
10M
10.00 mi10:11:501:33:169:2019:13
9:37
+2:28
12M
12.00 mi10:32:261:53:529:2920:36
10:18
+0:41
Finish
13.11 mi10:44:232:05:499:3611:57
10:46
+0:28

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

7:09 /mi

Average Pace

9:36 /mi

Slowest Pace

11:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

31:03

25% of race

Time at Steady Pace

1:12:18

57% of race

Time at Slower Pace

22:28

18% of race

Average Pace: 9:36 /mi

Loading chart...
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 mi08:59:0620:3210:1620:32
10:16
#2237
4M
4.00 mi09:15:5037:169:1916:44
8:22
#1658
6M
6.00 mi09:38:1859:449:5722:28
11:14
#1546
8M
8.00 mi09:52:371:14:039:1514:19
7:09
#1529
10M
10.00 mi10:11:501:33:169:2019:13
9:37
#1486
12M
12.00 mi10:32:261:53:529:2920:36
10:18
#1455
Finish
13.11 mi10:44:232:05:499:3611:57
10:46
#1505
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi223714172191519(Top 40%)1011(Top 49%)167(Top 54%)
4M4.00 mi2.00 mi1658+5791123+294186+331131(Top 29%)795(Top 38%)141(Top 46%)
6M6.00 mi2.00 mi1546+1121063+60178+81355(Top 35%)942(Top 46%)162(Top 52%)
8M8.00 mi2.00 mi1529+171047+16176+21486(Top 39%)1014(Top 49%)171(Top 55%)
10M10.00 mi2.00 mi1486+431022+25173+31366(Top 36%)935(Top 45%)156(Top 50%)
12M12.00 mi2.00 mi1455+31993+29170+31519(Top 40%)1011(Top 49%)167(Top 54%)
Finish13.11 mi1.11 mi1505-501022-29176-62031(Top 53%)1260(Top 61%)204(Top 66%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 40%
×9story building
+138ft-68ft

Overall

1519

Males

1011

M35-39

167

2M→4M

2.0 - 4.0 mi

Top 29%
×13story building
+163ft-19ft

Overall

1131

Males

795

M35-39

141

4M→6M

4.0 - 6.0 mi

Top 35%
×4story building
+55ft-83ft

Overall

1355

Males

942

M35-39

162

6M→8M

6.0 - 8.0 mi

Top 39%
×10story building
+65ft-151ft

Overall

1486

Males

1014

M35-39

171

8M→10M

8.0 - 10.0 mi

Top 36%
×10story building
+61ft-174ft

Overall

1366

Males

935

M35-39

156

10M→12M

10.0 - 12.0 mi

Top 40%
×3story building
+41ft-53ft

Overall

1519

Males

1011

M35-39

167

12M→Finish

12.0 - 13.1 mi

Top 53%
×1human
+6ft-6ft

Overall

2031

Males

1260

M35-39

204

Passing Analysis

Category:
Athletes Passed
863*
Passed By
131
Net Change
+732
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2237
2M → 4M5790+579#2237#1658
4M → 6M12210+112#1658#1546
6M → 8M3720+17#1546#1529
8M → 10M63*20+43#1529#1486
10M → 12M5322+31#1486#1455
12M → Finish9*59-50#1455#1505
TOTALS863*131+732

* 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