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SF MARATHON 2ND HALF 2026

Alan Duncan

Bib: 24506•M•Age: 45

San Francisco, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 3840
Gender (Male)
#0 / 2065
Masters (Masters Men)
#0 / 555
Division (M45-49)
#0 / 119
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
10:51/mi
21:43
↑ 138↓ 680.7%
4M
9:37/mi
40:57
↑ 1631.4%
6M
13:22/mi
1:07:41
↑ 55↓ 830.3%
8M
7:36/mi
1:22:54
↑ 65↓ 1510.8%
10M
10:10/mi
1:43:14
↑ 61↓ 1741.1%
12M
10:29/mi
2:04:12
↑ 41↓ 530.1%
Finish· 13.11 mi
10:11/mi
2:15:30
→ flat

The Course

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Half Splits

1st Half· via 6M⚖️ Balanced
Distance6.00 mi
Time1:07:41
Pace11:17 /mi
2nd Half⚖️ Balanced
Distance7.11 mi
Time1:07:49
Pace9:32 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:05:5621:4310:5121:43
10:51
-
4M
4.00 mi09:25:1040:5710:1419:14
9:37
-1:14
6M
6.00 mi09:51:541:07:4111:1726:44
13:22
+3:45
8M
8.00 mi10:07:071:22:5410:2215:13
7:36
-5:46
10M
10.00 mi10:27:271:43:1410:1920:20
10:10
+2:34
12M
12.00 mi10:48:252:04:1210:2120:58
10:29
+0:19
Finish
13.11 mi10:59:432:15:3010:2011:18
10:11
-0:18

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

7:36 /mi

Average Pace

10:20 /mi

Slowest Pace

13:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:13

11% of race

Time at Steady Pace

1:33:33

69% of race

Time at Slower Pace

26:44

20% 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 mi09:05:5621:4310:5121:43
10:51
#2718
4M
4.00 mi09:25:1040:5710:1419:14
9:37
#2358
6M
6.00 mi09:51:541:07:4111:1726:44
13:22
#2480
8M
8.00 mi10:07:071:22:5410:2215:13
7:36
#2345
10M
10.00 mi10:27:271:43:1410:1920:20
10:10
#2178
12M
12.00 mi10:48:252:04:1210:2120:58
10:29
#2046
Finish
13.11 mi10:59:432:15:3010:2011:18
10:11
#1992
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi2.00 mi27181629931626(Top 42%)1066(Top 52%)60(Top 50%)
4M4.00 mi2.00 mi2358+3601468+16182+112085(Top 54%)1331(Top 64%)79(Top 66%)
6M6.00 mi2.00 mi2480-1221529-6184-22655(Top 69%)1605(Top 78%)87(Top 73%)
8M8.00 mi2.00 mi2345+1351472+5781+31899(Top 49%)1248(Top 60%)69(Top 58%)
10M10.00 mi2.00 mi2178+1671397+7578+31721(Top 45%)1138(Top 55%)65(Top 55%)
12M12.00 mi2.00 mi2046+1321320+7774+41626(Top 42%)1066(Top 52%)60(Top 50%)
Finish13.11 mi1.11 mi1992+541287+3373+11679(Top 44%)1084(Top 52%)56(Top 47%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 42%
×9story building
+138ft-68ft

Overall

1626

Males

1066

M45-49

60

2M→4M

2.0 - 4.0 mi

Top 54%
×13story building
+163ft-19ft

Overall

2085

Males

1331

M45-49

79

4M→6M

4.0 - 6.0 mi

Top 69%
×4story building
+55ft-83ft

Overall

2655

Males

1605

M45-49

87

6M→8M

6.0 - 8.0 mi

Top 49%
×10story building
+65ft-151ft

Overall

1899

Males

1248

M45-49

69

8M→10M

8.0 - 10.0 mi

Top 45%
×10story building
+61ft-174ft

Overall

1721

Males

1138

M45-49

65

10M→12M

10.0 - 12.0 mi

Top 42%
×3story building
+41ft-53ft

Overall

1626

Males

1066

M45-49

60

12M→Finish

12.0 - 13.1 mi

Top 44%
×1human
+6ft-6ft

Overall

1679

Males

1084

M45-49

56

Passing Analysis

Category:
Athletes Passed
884*
Passed By
158
Net Change
+726
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2718
2M → 4M3633+360#2718#2358
4M → 6M13135-122#2358#2480
6M → 8M1405+135#2480#2345
8M → 10M174*7+167#2345#2178
10M → 12M1375+132#2178#2046
12M → Finish57*3+54#2046#1992
TOTALS884*158+726

* 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