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SF MARATHON 1ST HALF 2026

Nancy Buenaventura

Bib: 19273•F•Age: 38

SF, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 49%
Gender (Female)
#0 / 2930
Top 36%
Division (F35-39)
#0 / 388
Top 37%
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
9:49/mi
19:39
→ flat
4M
9:49/mi
39:17
↑ 67↓ 69
6M
10:03/mi
59:24
↑ 1231.1%
8M
10:19/mi
1:20:02
↑ 166↓ 531.1%
9.6M
10:19/mi
1:36:32
↑ 68↓ 1931.5%
10M
20:26/mi
1:44:42
↓ 241.1%
10.5M
5:16/mi
1:47:20
↓ 732.7%
12M
15:51/mi
2:11:06
↑ 2803.2%
Finish· 13.11 mi
10:46/mi
2:23:03
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time59:24
Pace9:54 /mi
2nd Half
Distance7.11 mi
Time1:23:39
Pace11:46 /mi
📊Positive Split: 40.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:09:1919:399:4919:39
9:49
-
4M
4.00 mi07:28:5739:179:4919:38
9:49
0:00
6M
6.00 mi07:49:0459:249:5420:07
10:03
+0:14
8M
8.00 mi08:09:421:20:0210:0020:38
10:19
+0:16
9.6M
9.60 mi08:26:121:36:3210:0316:30
10:19
0:00
10M
10.00 mi08:34:221:44:4210:288:10
20:26
+10:07
10.5M
10.50 mi08:37:001:47:2010:132:38
5:16
-15:10
12M
12.00 mi09:00:462:11:0610:5623:46
15:51
+10:35
Finish
13.11 mi09:12:432:23:0310:5511:57
10:46
-5:05

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

5:16 /mi

Average Pace

10:55 /mi

Slowest Pace

20:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38

2% of race

Time at Steady Pace

1:48:29

76% of race

Time at Slower Pace

31:56

22% of race

Average Pace: 10:55 /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 mi07:09:1919:399:4919:39
9:49
#2745
4M
4.00 mi07:28:5739:179:4919:38
9:49
#2595
6M
6.00 mi07:49:0459:249:5420:07
10:03
#2616
8M
8.00 mi08:09:421:20:0210:0020:38
10:19
#2654
9.6M
9.60 mi08:26:121:36:3210:0316:30
10:19
#2899
10M
10.00 mi08:34:221:44:4210:288:10
20:26
#2970
10.5M
10.50 mi08:37:001:47:2010:132:38
5:16
#2983
12M
12.00 mi09:00:462:11:0610:5623:46
15:51
#3198
Finish
13.11 mi09:12:432:23:0310:5511:57
10:46
#3236
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 56%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:48

Segment Time

12:00/mi

Pace

0.90 mi

Distance

Overall

3656

Women

1301

Division

169

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi27458321194129(Top 63%)1571(Top 54%)196(Top 51%)
4M4.00 mi2.00 mi2595+150775+57115+42551(Top 39%)752(Top 26%)117(Top 30%)
6M6.00 mi2.00 mi2616-21769+6112+32751(Top 42%)822(Top 28%)121(Top 31%)
8M8.00 mi2.00 mi2654-38772-3116-42749(Top 42%)795(Top 27%)115(Top 30%)
9.6M9.60 mi1.60 mi2899-245903-131129-134364(Top 66%)1742(Top 59%)222(Top 57%)
10M10.00 mi0.40 mi2970-71933-30127+23692(Top 56%)1336(Top 46%)174(Top 45%)
10.5M10.50 mi0.50 mi2983-13940-7128-13814(Top 58%)1354(Top 46%)179(Top 46%)
12M12.00 mi1.50 mi3198-2151044-104139-114129(Top 63%)1571(Top 54%)196(Top 51%)
Finish13.11 mi1.11 mi3236-381062-18143-43772(Top 57%)1388(Top 47%)181(Top 47%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 63%
~flat
+5ft-3ft

Overall

4129

Females

1571

F35-39

196

2M→4M

2.0 - 4.0 mi

Top 39%
×4story building
+67ft-69ft

Overall

2551

Females

752

F35-39

117

4M→6M

4.0 - 6.0 mi

Top 42%
×9story building
+123ft-9ft

Overall

2751

Females

822

F35-39

121

6M→8M

6.0 - 8.0 mi

Top 42%
×12story building
+166ft-53ft

Overall

2749

Females

795

F35-39

115

8M→9.6M

8.0 - 9.6 mi

Top 66%
×13story building
+68ft-193ft

Overall

4364

Females

1742

F35-39

222

9.6M→10M

9.6 - 10.0 mi

Top 56%
×2story building
+0ft-24ft

Overall

3692

Females

1336

F35-39

174

10M→10.5M

10.0 - 10.5 mi

Top 58%
×6story building
+1ft-73ft

Overall

3814

Females

1354

F35-39

179

10.5M→12M

10.5 - 12.0 mi

Top 63%
×21story building
+280ft-26ft

Overall

4129

Females

1571

F35-39

196

12M→Finish

12.0 - 13.1 mi

Top 57%
×7story building
+14ft-89ft

Overall

3772

Females

1388

F35-39

181

Passing Analysis

Category:
Athletes Passed
513*
Passed By
1004
Net Change
-491
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2745
2M → 4M22272+150#2745#2595
4M → 6M80101-21#2595#2616
6M → 8M120*158-38#2616#2654
8M → 9.6M9254-245#2654#2899
9.6M → 10M2596-71#2899#2970
10M → 10.5M417-13#2970#2983
10.5M → 12M16231-215#2983#3198
12M → Finish37*75-38#3198#3236
TOTALS513*1004-491

* 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