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SF MARATHON 1ST HALF 2026

Alec Ashforth

Bib: 19978•M•Age: 27

Richmond, VA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 15%
Gender (Male)
#0 / 3619
Top 22%
Division (M25-29)
#0 / 796
Top 24%
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
9:10/mi
18:20
→ flat
4M
8:56/mi
36:12
↑ 67↓ 69
6M
8:45/mi
53:43
↑ 1231.1%
8M
8:31/mi
1:10:45
↑ 166↓ 531.1%
9.6M
8:31/mi
1:24:23
↑ 68↓ 1931.5%
10M
15:21/mi
1:30:31
↓ 241.1%
10.5M
3:48/mi
1:32:25
↓ 732.7%
12M
10:58/mi
1:48:52
↑ 2803.2%
Finish· 13.11 mi
8:18/mi
1:58:04
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time53:43
Pace8:57 /mi
2nd Half
Distance7.11 mi
Time1:04:21
Pace9:03 /mi
📊Positive Split: 19.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:59:4518:209:1018:20
9:10
-
4M
4.00 mi07:17:3736:129:0317:52
8:56
-0:14
6M
6.00 mi07:35:0853:438:5717:31
8:45
-0:11
8M
8.00 mi07:52:101:10:458:5117:02
8:31
-0:14
9.6M
9.60 mi08:05:481:24:238:4713:38
8:31
0:00
10M
10.00 mi08:11:561:30:319:036:08
15:21
+6:50
10.5M
10.50 mi08:13:501:32:258:481:54
3:48
-11:33
12M
12.00 mi08:30:171:48:529:0416:27
10:58
+7:10
Finish
13.11 mi08:39:291:58:049:009:12
8:18
-2:40

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

3:48 /mi

Average Pace

9:00 /mi

Slowest Pace

15:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54

2% of race

Time at Steady Pace

1:33:35

79% of race

Time at Slower Pace

22:35

19% of race

Average Pace: 9:00 /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 mi06:59:4518:209:1018:20
9:10
#1739
4M
4.00 mi07:17:3736:129:0317:52
8:56
#1528
6M
6.00 mi07:35:0853:438:5717:31
8:45
#1382
8M
8.00 mi07:52:101:10:458:5117:02
8:31
#1164
9.6M
9.60 mi08:05:481:24:238:4713:38
8:31
#1297
10M
10.00 mi08:11:561:30:319:036:08
15:21
#1233
10.5M
10.50 mi08:13:501:32:258:481:54
3:48
#1207
12M
12.00 mi08:30:171:48:529:0416:27
10:58
#1016
Finish
13.11 mi08:39:291:58:049:009:12
8:18
#974
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 10%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:02

Segment Time

8:56/mi

Pace

0.90 mi

Distance

Overall

670

Men

550

Division

136

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi17391300315583(Top 9%)468(Top 13%)109(Top 14%)
4M4.00 mi2.00 mi1528+2111177+123286+291326(Top 20%)1038(Top 29%)245(Top 31%)
6M6.00 mi2.00 mi1382+1461082+95262+241116(Top 17%)900(Top 25%)224(Top 28%)
8M8.00 mi2.00 mi1164+218938+144223+39839(Top 13%)708(Top 20%)179(Top 22%)
9.6M9.60 mi1.60 mi1297-1331024-86248-252151(Top 33%)1417(Top 39%)344(Top 43%)
10M10.00 mi0.40 mi1233+64981+43238+10880(Top 13%)687(Top 19%)162(Top 20%)
10.5M10.50 mi0.50 mi1207+26962+19232+6356(Top 5%)307(Top 8%)76(Top 10%)
12M12.00 mi1.50 mi1016+191816+146203+29583(Top 9%)468(Top 13%)109(Top 14%)
Finish13.11 mi1.11 mi974+42790+26195+8857(Top 13%)693(Top 19%)174(Top 22%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 9%
~flat
+5ft-3ft

Overall

583

Males

468

M25-29

109

2M→4M

2.0 - 4.0 mi

Top 20%
×4story building
+67ft-69ft

Overall

1326

Males

1038

M25-29

245

4M→6M

4.0 - 6.0 mi

Top 17%
×9story building
+123ft-9ft

Overall

1116

Males

900

M25-29

224

6M→8M

6.0 - 8.0 mi

Top 13%
×12story building
+166ft-53ft

Overall

839

Males

708

M25-29

179

8M→9.6M

8.0 - 9.6 mi

Top 33%
×13story building
+68ft-193ft

Overall

2151

Males

1417

M25-29

344

9.6M→10M

9.6 - 10.0 mi

Top 13%
×2story building
+0ft-24ft

Overall

880

Males

687

M25-29

163

10M→10.5M

10.0 - 10.5 mi

Top 5%
×6story building
+1ft-73ft

Overall

356

Males

307

M25-29

76

10.5M→12M

10.5 - 12.0 mi

Top 9%
×21story building
+280ft-26ft

Overall

583

Males

468

M25-29

109

12M→Finish

12.0 - 13.1 mi

Top 13%
×7story building
+14ft-89ft

Overall

857

Males

693

M25-29

174

Passing Analysis

Category:
Athletes Passed
1006*
Passed By
241
Net Change
+765
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1739
2M → 4M23423+211#1739#1528
4M → 6M1559+146#1528#1382
6M → 8M23517+218#1382#1164
8M → 9.6M25158-133#1164#1297
9.6M → 10M706+64#1297#1233
10M → 10.5M260+26#1233#1207
10.5M → 12M20716+191#1207#1016
12M → Finish54*12+42#1016#974
TOTALS1006*241+765

* 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