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SF MARATHON 1ST HALF 2026

Simon Nelson

Bib: 13557•M•Age: 56

Holmfirth

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 37%
Gender (Male)
#0 / 3619
Top 47%
Masters (Masters Men)
#0 / 1030
Top 37%
Division (M55-59)
#0 / 142
Top 35%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
9:16/mi
18:32
→ flat
4M
9:22/mi
37:15
↑ 67↓ 69
6M
9:44/mi
56:43
↑ 1231.1%
8M
9:39/mi
1:16:02
↑ 166↓ 531.1%
9.6M
9:39/mi
1:31:29
↑ 68↓ 1931.5%
10M
18:36/mi
1:38:55
↓ 241.1%
10.5M
4:52/mi
1:41:21
↓ 732.7%
12M
14:29/mi
2:03:04
↑ 2803.2%
Finish· 13.11 mi
10:24/mi
2:14:36
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time56:43
Pace9:27 /mi
2nd Half
Distance7.11 mi
Time1:17:53
Pace10:57 /mi
📊Positive Split: 37.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:53:4418:329:1618:32
9:16
-
4M
4.00 mi07:12:2737:159:1918:43
9:22
+0:06
6M
6.00 mi07:31:5556:439:2719:28
9:44
+0:22
8M
8.00 mi07:51:141:16:029:3019:19
9:39
-0:05
9.6M
9.60 mi08:06:411:31:299:3215:27
9:39
0:00
10M
10.00 mi08:14:071:38:559:547:26
18:36
+8:57
10.5M
10.50 mi08:16:331:41:219:392:26
4:52
-13:44
12M
12.00 mi08:38:162:03:0410:1521:43
14:29
+9:37
Finish
13.11 mi08:49:482:14:3610:1611:32
10:24
-4:05

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

4:52 /mi

Average Pace

10:16 /mi

Slowest Pace

18:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26

2% of race

Time at Steady Pace

1:43:01

77% of race

Time at Slower Pace

29:09

22% of race

Average Pace: 10:16 /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 mi06:53:4418:329:1618:32
9:16
#1891
4M
4.00 mi07:12:2737:159:1918:43
9:22
#1909
6M
6.00 mi07:31:5556:439:2719:28
9:44
#2036
8M
8.00 mi07:51:141:16:029:3019:19
9:39
#2000
9.6M
9.60 mi08:06:411:31:299:3215:27
9:39
#2212
10M
10.00 mi08:14:071:38:559:547:26
18:36
#2232
10.5M
10.50 mi08:16:331:41:219:392:26
4:52
#2237
12M
12.00 mi08:38:162:03:0410:1521:43
14:29
#2379
Finish
13.11 mi08:49:482:14:3610:1611:32
10:24
#2432
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 41%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:52

Segment Time

10:58/mi

Pace

0.90 mi

Distance

Overall

2671

Men

1828

Division

56

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
2M2.00 mi2.00 mi18911399353140(Top 48%)2038(Top 56%)64(Top 45%)
4M4.00 mi2.00 mi1909-181420-2136-11937(Top 29%)1431(Top 40%)36(Top 25%)
6M6.00 mi2.00 mi2036-1271499-7937-12328(Top 35%)1662(Top 46%)47(Top 33%)
8M8.00 mi2.00 mi2000+361485+1434+31954(Top 30%)1462(Top 40%)45(Top 32%)
9.6M9.60 mi1.60 mi2212-2121586-10141-73555(Top 54%)2177(Top 60%)68(Top 48%)
10M10.00 mi0.40 mi2232-201592-6412751(Top 42%)1852(Top 51%)56(Top 39%)
10.5M10.50 mi0.50 mi2237-51597-542-12774(Top 42%)1878(Top 52%)57(Top 40%)
12M12.00 mi1.50 mi2379-1421678-8149-73140(Top 48%)2038(Top 56%)64(Top 45%)
Finish13.11 mi1.11 mi2432-531708-3050-13343(Top 51%)2152(Top 59%)71(Top 50%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 48%
~flat
+5ft-3ft

Overall

3140

Males

2038

M55-59

64

2M→4M

2.0 - 4.0 mi

Top 29%
×4story building
+67ft-69ft

Overall

1937

Males

1431

M55-59

36

4M→6M

4.0 - 6.0 mi

Top 35%
×9story building
+123ft-9ft

Overall

2328

Males

1662

M55-59

47

6M→8M

6.0 - 8.0 mi

Top 30%
×12story building
+166ft-53ft

Overall

1954

Males

1462

M55-59

45

8M→9.6M

8.0 - 9.6 mi

Top 54%
×13story building
+68ft-193ft

Overall

3555

Males

2177

M55-59

68

9.6M→10M

9.6 - 10.0 mi

Top 42%
×2story building
+0ft-24ft

Overall

2751

Males

1852

M55-59

56

10M→10.5M

10.0 - 10.5 mi

Top 42%
×6story building
+1ft-73ft

Overall

2774

Males

1878

M55-59

57

10.5M→12M

10.5 - 12.0 mi

Top 48%
×21story building
+280ft-26ft

Overall

3140

Males

2038

M55-59

64

12M→Finish

12.0 - 13.1 mi

Top 51%
×7story building
+14ft-89ft

Overall

3343

Males

2152

M55-59

71

Passing Analysis

Category:
Athletes Passed
336*
Passed By
877
Net Change
-541
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1891
2M → 4M85103-18#1891#1909
4M → 6M32159-127#1909#2036
6M → 8M134*98+36#2036#2000
8M → 9.6M12224-212#2000#2212
9.6M → 10M1939-20#2212#2232
10M → 10.5M510-5#2232#2237
10.5M → 12M25167-142#2237#2379
12M → Finish24*77-53#2379#2432
TOTALS336*877-541

* 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

Race Place Events

Race Place Events