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SF MARATHON 1ST HALF 2026

Brianna Gentile

Bib: 14840•F•Age: 30

Burlingame, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F30-34)
#0 / 651
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
12:25/mi
24:50
→ flat
4M
12:25/mi
49:39
↑ 67↓ 69
6M
11:44/mi
1:13:08
↑ 1231.1%
8M
12:17/mi
1:37:42
↑ 166↓ 531.1%
9.6M
12:17/mi
1:57:22
↑ 68↓ 1931.5%
10M
19:41/mi
2:05:14
↓ 241.1%
10.5M
5:02/mi
2:07:45
↓ 732.7%
12M
15:29/mi
2:30:59
↑ 2803.2%
Finish· 13.11 mi
10:58/mi
2:43:09
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:13:08
Pace12:11 /mi
2nd Half
Distance7.11 mi
Time1:30:01
Pace12:40 /mi
📊Positive Split: 23.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:11:3724:5012:2524:50
12:25
-
4M
4.00 mi07:36:2649:3912:2524:49
12:25
0:00
6M
6.00 mi07:59:551:13:0812:1123:29
11:44
-0:41
8M
8.00 mi08:24:291:37:4212:1324:34
12:17
+0:33
9.6M
9.60 mi08:44:091:57:2212:1419:40
12:17
0:00
10M
10.00 mi08:52:012:05:1412:317:52
19:41
+7:24
10.5M
10.50 mi08:54:322:07:4512:102:31
5:02
-14:39
12M
12.00 mi09:17:462:30:5912:3523:14
15:29
+10:27
Finish
13.11 mi09:29:562:43:0912:2712:10
10:58
-4:31

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

5:02 /mi

Average Pace

12:27 /mi

Slowest Pace

19:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31

2% of race

Time at Steady Pace

2:09:32

79% of race

Time at Slower Pace

31:06

19% of race

Average Pace: 12:27 /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 mi07:11:3724:5012:2524:50
12:25
#6192
4M
4.00 mi07:36:2649:3912:2524:49
12:25
#6013
6M
6.00 mi07:59:551:13:0812:1123:29
11:44
#5636
8M
8.00 mi08:24:291:37:4212:1324:34
12:17
#5435
9.6M
9.60 mi08:44:091:57:2212:1419:40
12:17
#5616
10M
10.00 mi08:52:012:05:1412:317:52
19:41
#5458
10.5M
10.50 mi08:54:322:07:4512:102:31
5:02
#5412
12M
12.00 mi09:17:462:30:5912:3523:14
15:29
#5148
Finish
13.11 mi09:29:562:43:0912:2712:10
10:58
#4995
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 49%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:23

Segment Time

11:32/mi

Pace

0.90 mi

Distance

Overall

3222

Women

1088

Division

243

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi619226696033903(Top 59%)1452(Top 50%)331(Top 51%)
4M4.00 mi2.00 mi6013+1792552+117583+205784(Top 88%)2427(Top 83%)558(Top 86%)
6M6.00 mi2.00 mi5636+3772313+239536+474791(Top 73%)1813(Top 62%)436(Top 67%)
8M8.00 mi2.00 mi5435+2012172+141506+304849(Top 74%)1831(Top 62%)427(Top 66%)
9.6M9.60 mi1.60 mi5616-1812302-130541-355985(Top 91%)2586(Top 88%)592(Top 91%)
10M10.00 mi0.40 mi5458+1582210+92517+243321(Top 51%)1145(Top 39%)259(Top 40%)
10.5M10.50 mi0.50 mi5412+462181+29511+63275(Top 50%)1109(Top 38%)242(Top 37%)
12M12.00 mi1.50 mi5148+2642045+136481+303903(Top 59%)1452(Top 50%)331(Top 51%)
Finish13.11 mi1.11 mi4995+1531967+78463+183987(Top 61%)1499(Top 51%)348(Top 53%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 59%
~flat
+5ft-3ft

Overall

3903

Females

1452

F30-34

333

2M→4M

2.0 - 4.0 mi

Top 88%
×4story building
+67ft-69ft

Overall

5784

Females

2427

F30-34

561

4M→6M

4.0 - 6.0 mi

Top 73%
×9story building
+123ft-9ft

Overall

4791

Females

1813

F30-34

439

6M→8M

6.0 - 8.0 mi

Top 74%
×12story building
+166ft-53ft

Overall

4849

Females

1831

F30-34

429

8M→9.6M

8.0 - 9.6 mi

Top 91%
×13story building
+68ft-193ft

Overall

5985

Females

2586

F30-34

594

9.6M→10M

9.6 - 10.0 mi

Top 51%
×2story building
+0ft-24ft

Overall

3321

Females

1145

F30-34

261

10M→10.5M

10.0 - 10.5 mi

Top 50%
×6story building
+1ft-73ft

Overall

3275

Females

1109

F30-34

244

10.5M→12M

10.5 - 12.0 mi

Top 59%
×21story building
+280ft-26ft

Overall

3903

Females

1452

F30-34

333

12M→Finish

12.0 - 13.1 mi

Top 61%
×7story building
+14ft-89ft

Overall

3987

Females

1499

F30-34

348

Passing Analysis

Category:
Athletes Passed
1527*
Passed By
330
Net Change
+1197
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#6192
2M → 4M210*31+179#6192#6013
4M → 6M384*7+377#6013#5636
6M → 8M237*36+201#5636#5435
8M → 9.6M31212-181#5435#5616
9.6M → 10M1668+158#5616#5458
10M → 10.5M460+46#5458#5412
10.5M → 12M296*32+264#5412#5148
12M → Finish157*4+153#5148#4995
TOTALS1527*330+1197

* 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