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SF MARATHON 1ST HALF 2026

Allison Costello

Bib: 15249•F•Age: 32

Fort Myers, FL

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Top 43%
Division (F30-34)
#0 / 651
Top 44%
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
10:35/mi
21:11
→ flat
4M
11:04/mi
43:19
↑ 67↓ 69
6M
11:22/mi
1:06:03
↑ 1231.1%
8M
12:16/mi
1:30:36
↑ 166↓ 531.1%
9.6M
8:27/mi
1:44:07
↑ 68↓ 1931.5%
10M
19:16/mi
1:51:49
↓ 241.1%
10.5M
5:04/mi
1:54:21
↓ 732.7%
12M
14:40/mi
2:16:21
↑ 2803.2%
Finish· 13.11 mi
10:33/mi
2:28:03
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:06:03
Pace11:01 /mi
2nd Half
Distance7.11 mi
Time1:22:00
Pace11:32 /mi
📊Positive Split: 24.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:59:3421:1110:3521:11
10:35
-
4M
4.00 mi07:21:4243:1910:5022:08
11:04
+0:29
6M
6.00 mi07:44:261:06:0311:0122:44
11:22
+0:18
8M
8.00 mi08:08:591:30:3611:1924:33
12:16
+0:54
9.6M
9.60 mi08:22:301:44:0710:5113:31
8:27
-3:49
10M
10.00 mi08:30:121:51:4911:117:42
19:16
+10:49
10.5M
10.50 mi08:32:441:54:2110:532:32
5:04
-14:12
12M
12.00 mi08:54:442:16:2111:2222:00
14:40
+9:36
Finish
13.11 mi09:06:262:28:0311:1811:42
10:33
-4:07

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

5:04 /mi

Average Pace

11:18 /mi

Slowest Pace

19:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:03

11% of race

Time at Steady Pace

1:42:18

69% of race

Time at Slower Pace

29:42

20% of race

Average Pace: 11:18 /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 mi06:59:3421:1110:3521:11
10:35
#4071
4M
4.00 mi07:21:4243:1910:5022:08
11:04
#4164
6M
6.00 mi07:44:261:06:0311:0122:44
11:22
#4199
8M
8.00 mi08:08:591:30:3611:1924:33
12:16
#4375
9.6M
9.60 mi08:22:301:44:0710:5113:31
8:27
#3931
10M
10.00 mi08:30:121:51:4911:117:42
19:16
#3841
10.5M
10.50 mi08:32:441:54:2110:532:32
5:04
#3821
12M
12.00 mi08:54:442:16:2111:2222:00
14:40
#3710
Finish
13.11 mi09:06:262:28:0311:1811:42
10:33
#3672
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 47%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:14

Segment Time

11:22/mi

Pace

0.90 mi

Distance

Overall

3086

Women

1031

Division

232

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi407114353273282(Top 50%)1159(Top 40%)256(Top 39%)
4M4.00 mi2.00 mi4164-931488-53342-154298(Top 65%)1570(Top 54%)358(Top 55%)
6M6.00 mi2.00 mi4199-351502-14346-44329(Top 66%)1582(Top 54%)377(Top 58%)
8M8.00 mi2.00 mi4375-1761577-75365-194832(Top 73%)1822(Top 62%)424(Top 65%)
9.6M9.60 mi1.60 mi3931+4441374+203315+502060(Top 31%)699(Top 24%)145(Top 22%)
10M10.00 mi0.40 mi3841+901345+29308+73116(Top 47%)1047(Top 36%)229(Top 35%)
10.5M10.50 mi0.50 mi3821+201333+12307+13339(Top 51%)1142(Top 39%)251(Top 39%)
12M12.00 mi1.50 mi3710+1111281+52288+193282(Top 50%)1159(Top 40%)256(Top 39%)
Finish13.11 mi1.11 mi3672+381266+15285+33530(Top 54%)1276(Top 44%)293(Top 45%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 50%
~flat
+5ft-3ft

Overall

3282

Females

1159

F30-34

258

2M→4M

2.0 - 4.0 mi

Top 65%
×4story building
+67ft-69ft

Overall

4298

Females

1570

F30-34

361

4M→6M

4.0 - 6.0 mi

Top 66%
×9story building
+123ft-9ft

Overall

4329

Females

1582

F30-34

379

6M→8M

6.0 - 8.0 mi

Top 73%
×12story building
+166ft-53ft

Overall

4832

Females

1822

F30-34

426

8M→9.6M

8.0 - 9.6 mi

Top 31%
×13story building
+68ft-193ft

Overall

2060

Females

699

F30-34

146

9.6M→10M

9.6 - 10.0 mi

Top 47%
×2story building
+0ft-24ft

Overall

3116

Females

1047

F30-34

231

10M→10.5M

10.0 - 10.5 mi

Top 51%
×6story building
+1ft-73ft

Overall

3339

Females

1142

F30-34

253

10.5M→12M

10.5 - 12.0 mi

Top 50%
×21story building
+280ft-26ft

Overall

3282

Females

1159

F30-34

258

12M→Finish

12.0 - 13.1 mi

Top 54%
×7story building
+14ft-89ft

Overall

3530

Females

1276

F30-34

293

Passing Analysis

Category:
Athletes Passed
1146*
Passed By
747
Net Change
+399
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4071
2M → 4M153246-93#4071#4164
4M → 6M104*139-35#4164#4199
6M → 8M97*273-176#4199#4375
8M → 9.6M4528+444#4375#3931
9.6M → 10M999+90#3931#3841
10M → 10.5M211+20#3841#3821
10.5M → 12M154*43+111#3821#3710
12M → Finish66*28+38#3710#3672
TOTALS1146*747+399

* 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