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SF MARATHON 1ST HALF 2026

Jonathan Purtell

Bib: 13836•M•Age: 31

Menlo Park, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 17%
Gender (Male)
#0 / 3619
Top 24%
Division (M30-34)
#0 / 772
Top 25%
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
9:02/mi
18:04
→ flat
4M
9:30/mi
37:03
↑ 67↓ 69
6M
9:27/mi
55:57
↑ 1231.1%
8M
7:54/mi
1:11:45
↑ 166↓ 531.1%
9.6M
7:54/mi
1:24:24
↑ 68↓ 1931.5%
10M
15:19/mi
1:30:31
↓ 241.1%
10.5M
4:16/mi
1:32:39
↓ 732.7%
12M
11:32/mi
1:49:57
↑ 2803.2%
Finish· 13.11 mi
8:16/mi
1:59:07
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time55:57
Pace9:20 /mi
2nd Half
Distance7.11 mi
Time1:03:10
Pace8:53 /mi
📊Positive Split: 12.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:56:2218:049:0218:04
9:02
-
4M
4.00 mi07:15:2137:039:1618:59
9:30
+0:28
6M
6.00 mi07:34:1555:579:2018:54
9:27
-0:03
8M
8.00 mi07:50:031:11:458:5815:48
7:54
-1:33
9.6M
9.60 mi08:02:421:24:248:4712:39
7:54
0:00
10M
10.00 mi08:08:491:30:319:036:07
15:19
+7:25
10.5M
10.50 mi08:10:571:32:398:492:08
4:16
-11:03
12M
12.00 mi08:28:151:49:579:1017:18
11:32
+7:16
Finish
13.11 mi08:37:251:59:079:059:10
8:16
-3:16

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

4:16 /mi

Average Pace

9:05 /mi

Slowest Pace

15:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08

2% of race

Time at Steady Pace

1:33:34

79% of race

Time at Slower Pace

23:25

20% of race

Average Pace: 9:05 /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 mi06:56:2218:049:0218:04
9:02
#1543
4M
4.00 mi07:15:2137:039:1618:59
9:30
#1839
6M
6.00 mi07:34:1555:579:2018:54
9:27
#1881
8M
8.00 mi07:50:031:11:458:5815:48
7:54
#1303
9.6M
9.60 mi08:02:421:24:248:4712:39
7:54
#1301
10M
10.00 mi08:08:491:30:319:036:07
15:19
#1234
10.5M
10.50 mi08:10:571:32:398:492:08
4:16
#1233
12M
12.00 mi08:28:151:49:579:1017:18
11:32
#1138
Finish
13.11 mi08:37:251:59:079:059:10
8:16
#1094
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 14%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:15

Segment Time

9:10/mi

Pace

0.90 mi

Distance

Overall

888

Men

713

Division

159

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi15431171256929(Top 14%)733(Top 20%)172(Top 22%)
4M4.00 mi2.00 mi1839-2961375-204299-432095(Top 32%)1538(Top 42%)330(Top 43%)
6M6.00 mi2.00 mi1881-421405-30308-91977(Top 30%)1454(Top 40%)322(Top 42%)
8M8.00 mi2.00 mi1303+5781044+361226+82399(Top 6%)347(Top 10%)76(Top 10%)
9.6M9.60 mi1.60 mi1301+21027+17225+11433(Top 22%)955(Top 26%)216(Top 28%)
10M10.00 mi0.40 mi1234+67982+45214+11861(Top 13%)673(Top 19%)148(Top 19%)
10.5M10.50 mi0.50 mi1233+1981+1213+11212(Top 18%)953(Top 26%)216(Top 28%)
12M12.00 mi1.50 mi1138+95907+74197+16929(Top 14%)733(Top 20%)172(Top 22%)
Finish13.11 mi1.11 mi1094+44882+25193+4833(Top 13%)674(Top 19%)147(Top 19%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 14%
~flat
+5ft-3ft

Overall

929

Males

733

M30-34

173

2M→4M

2.0 - 4.0 mi

Top 32%
×4story building
+67ft-69ft

Overall

2095

Males

1538

M30-34

332

4M→6M

4.0 - 6.0 mi

Top 30%
×9story building
+123ft-9ft

Overall

1977

Males

1454

M30-34

323

6M→8M

6.0 - 8.0 mi

Top 6%
×12story building
+166ft-53ft

Overall

399

Males

347

M30-34

77

8M→9.6M

8.0 - 9.6 mi

Top 22%
×13story building
+68ft-193ft

Overall

1433

Males

955

M30-34

217

9.6M→10M

9.6 - 10.0 mi

Top 13%
×2story building
+0ft-24ft

Overall

861

Males

673

M30-34

149

10M→10.5M

10.0 - 10.5 mi

Top 18%
×6story building
+1ft-73ft

Overall

1212

Males

953

M30-34

217

10.5M→12M

10.5 - 12.0 mi

Top 14%
×21story building
+280ft-26ft

Overall

929

Males

733

M30-34

173

12M→Finish

12.0 - 13.1 mi

Top 13%
×7story building
+14ft-89ft

Overall

833

Males

674

M30-34

147

Passing Analysis

Category:
Athletes Passed
1022*
Passed By
573
Net Change
+449
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1543
2M → 4M26322-296#1543#1839
4M → 6M58100-42#1839#1881
6M → 8M578*0+578#1881#1303
8M → 9.6M109107+2#1303#1301
9.6M → 10M736+67#1301#1234
10M → 10.5M54+1#1234#1233
10.5M → 12M12227+95#1233#1138
12M → Finish51*7+44#1138#1094
TOTALS1022*573+449

* 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